17 Best Speed optimization Shopify Apps in 2025

Image Optimizer MyShopKit

Image Compression, Alt Text Optimization, Periodically scan for new images everyday

⭐️ 4.9 (20 reviews) Free plan available. 1-day free trial.

🔍 Overview of features

The most important features of this app are image compression, alt text optimization, and the ability to periodically scan for new images every day.

Image compression is crucial for optimizing the speed of an online shop. This app compresses product images without reducing their quality, ensuring that the shop loads quickly and efficiently.

Alt text optimization is another important feature for SEO (search engine optimization). The app helps set alt text to all images automatically, improving the shop's visibility in search engine results and making it more accessible to visually impaired customers.

The app also supports a "Set & Forget" mode, which is convenient for busy merchants. With this mode, the app will automatically compress and optimize new images for SEO, saving the merchant time and effort.

By using this app, merchants can improve their shop's speed, enhance their SEO efforts, and save time on image optimization tasks. These features combined can ultimately help a merchant grow their business by providing a better user experience, increasing search visibility, and saving valuable time.

💬 What merchants say

Merchants highlight that the Image Optimizer app is the best Shopify app for image optimization. They appreciate how it compresses images without compromising quality, resulting in faster and more user-friendly stores. Users also praise the app's customer service, mentioning that small problems were quickly resolved and that the support team was professional and helpful. One merchant mentions being initially skeptical but was pleasantly surprised by the app's performance and the outstanding customer service received from Juan. Overall, merchants consider the Image Optimizer app to be a must-have for any Shopify store owner, as it effectively improves store speed and provides excellent support.
Speedster Page Speed Optimizer

Improve chances of conversion by making your website pages feel like they load (almost) instantly

⭐️ 4.6 (95 reviews)

🔍 Overview of features

The most important features of this app are its ability to improve page speed and make website pages feel like they load almost instantly. By using this app, merchants can significantly increase their chances of conversion.

This app helps merchants improve page speed on mobile devices, even on slower connections or older devices. This is crucial because a slow-loading website can lead to high bounce rates and lost sales. By optimizing page speed, merchants can provide a better user experience and keep visitors engaged on their site.

Additionally, this app offers a no-code install process, allowing merchants to increase page speed in less than a minute. This is a valuable feature for busy merchants who want a quick and easy solution to improve their website performance.

Overall, this app plays a vital role in helping merchants grow their business by enhancing the user experience, reducing bounce rates, and increasing the chances of conversion through faster page loading.

💬 What merchants say

Individual users highlight that the Crucial SEO Page Speed Optimizer app is crucial for merchants who cannot afford an in-house developer. They emphasize that the app provides noticeable improvements in loading speed, particularly for pages that previously had delays. One user mentions that they just downloaded the app and cannot leave a detailed review yet, while another user mentions the immediate impact on their store's loading speed.

Overall, merchants appreciate the Crucial SEO Page Speed Optimizer app for its ability to optimize page speed and improve loading times. It is seen as a necessary tool for those who do not have the resources for an in-house developer. The app is praised for its effectiveness in resolving delays on certain pages.
Fudge: Speed improvements

We automatically apply speed optimizations. Improved core web vitals = better SEO & conversions.

⭐️ 4.6 (9 reviews) From $399/month. 14-day free trial.

🔍 Overview of features

The Fudge app is designed to automate site performance improvements, ensuring that merchants' websites load quickly and provide a seamless user experience. By sitting between the website and users, Fudge continuously applies speed optimizations, resulting in improved core web vitals, better SEO, and higher conversion rates.

One of the key features of Fudge is the ability to automate A/B tests, allowing merchants to quantify the impact of site speed on conversion rates. By combining performance and sales data, merchants can gain valuable insights into how site performance directly affects user behavior and conversions.

Fudge also provides powerful reporting and alerts, allowing merchants to monitor their site's performance in real-time. This ensures that any issues or slowdowns are quickly identified and resolved.

Furthermore, Fudge offers access to technical experts who can provide guidance and answer any questions specific to a merchant's site, ensuring that they have the support they need to optimize their website's performance.

Overall, Fudge helps merchants focus on their business while ensuring that their site is always fast, leading to improved SEO, higher conversion rates, and ultimately, business growth.

💬 What merchants say

The Fudge app is highly praised by merchants for its ability to improve site speed and performance. Users appreciate that the app provides detailed analytics and insights, allowing them to understand how visitors are interacting with their storefront and make improvements accordingly. The support team, led by Simeon, is noted for being quick, helpful, and committed to providing excellent account management. Users also highlight the app's ability to directly correlate site speed with conversion rates, something that is lacking in other platforms. However, there is one negative review that mentions the app causing their site to crash for over 24 hours, resulting in a significant loss of revenue. Overall, the Fudge app is recommended by the majority of merchants for its performance optimization capabilities and helpful support team.
Speedimize: Raise Page Speed

We can help you make your store faster, by downloading them by priority.

⭐️ 4.4 (19 reviews) Price: Free
ImageBoost SEO ‑ Speed Optim

Instantly optimize store images with a single click, and enjoy lightning-fast website load times!

⭐️ 4.2 (5 reviews) $9 one-time charge

🔍 Overview of features

The Image Optimizer app is crucial for merchants looking to improve the performance and speed of their Shopify store. By optimizing store images with just a single click, merchants can enjoy lightning-fast website load times. This is important because slow speeds can hurt a business by leading to higher bounce rates and lower conversion rates.

The app offers several key features to help merchants grow their business. Firstly, it optimizes store images for faster speeds and better SEO. This means that not only will the website load faster, but it will also improve the store's visibility in search engine results, driving more organic traffic.

Secondly, the app compresses images to reduce their size without sacrificing quality. This is important because large image sizes can significantly slow down website load times. By reducing the size of images, merchants can ensure a better user experience and prevent potential customers from leaving due to slow loading times.

Lastly, the app provides automatic backups and a one-click restore function, offering peace of mind to merchants. This feature ensures that if any issues arise during the optimization process, merchants can easily restore their original images.

Overall, the Image Optimizer app helps merchants improve their website performance, boost SEO, and provide a better user experience, leading to increased conversions and business growth.

💬 What merchants say

Merchants highlight that this app is a time-saver and a game-changer when it comes to optimizing product images. One merchant mentions that it resolved the issue of heavy image weight, satisfying their SEO expert. Another merchant appreciates that they no longer need to use external websites to compress images, and they are pleased that the app maintains image quality. Overall, merchants find this app to be effective in quickly optimizing their images, saving them valuable time and effort.
Speed Booster By Webinopoly

Boost sales with faster page speeds. Increase customer satisfaction and conversions with our app.

⭐️ 3.0 (3 reviews) Price: Free
Subsecond: Prefetch Checkout

⭐️ 2.8 (3 reviews) Price: Free

🔍 Overview of features

The most important feature of this app is its ability to reduce the delay between the cart page and checkout page in a Shopify store. By preparing the checkout page in the background while the customer is browsing, the app ensures that when the customer clicks the 'Checkout' button, the page is already loaded and ready to show up quickly.

This app addresses a common frustration for merchants and customers alike, as the delay between the cart and checkout page can lead to a drop in conversion rates and a poor user experience. By optimizing the checkout process, the app helps merchants increase their conversion rates and improve customer satisfaction.

The app works by using a script to prepare the checkout page in the background, eliminating the need for a 302 redirect from the /checkout endpoint. This results in a faster and smoother transition from the cart page to the checkout page.

Overall, this app is a valuable tool for any Shopify merchant looking to streamline their checkout process and provide a better shopping experience for their customers.

💬 What merchants say

Individual users highlight that the app did not have a noticeable impact on the website's speed and, in some cases, even made it slower. One user mentioned that the app messed with their script, causing them to uninstall it. However, another user noted that the checkout page seemed to load faster, which is crucial for a smooth user experience during the final step of making a sale.

Overall, the reviews indicate mixed feedback regarding the app's impact on website speed. While some users did not see any improvement or experienced a decrease in speed, others noticed faster loading times on the checkout page. It is important for merchants to consider these differing experiences and weigh the potential benefits and drawbacks before deciding to install the app.
Rocket Page Speed

Optimize your page navigation and give more speed to your customers

⭐️ 2.7 (6 reviews) $5.99/month. 3-day free trial.

🔍 Overview of features

The most important feature of this app is its ability to optimize page navigation and improve website speed. It helps to ensure that web pages load quickly, as studies have shown that if the average page load time exceeds 3 seconds, abandonment rates increase significantly. Nearly half of users also share negative experiences with others, which can harm a merchant's reputation.

By improving website speed, this app can help merchants retain visitors and prevent them from leaving due to slow loading times. It also meets the expectations of consumers, as almost 50% of them expect web pages to load in less than 2 seconds.

In addition, this app can improve visitors' experience by providing a faster and more responsive website. It enhances products and pages navigation, making it easier for customers to find what they are looking for. This can lead to increased customer satisfaction and ultimately help merchants achieve their marketing goals.

💬 What merchants say

Based on the user reviews, individual merchants have highlighted their mixed experiences with the app. One user mentioned that the app completely messed up their site and despite contacting the support team, they did not receive any response. On the other hand, another user expressed satisfaction with the app's appearance and praised the very good support they received. Another merchant mentioned that the app was not suitable for their store, but they were impressed with the exceptional customer service and assistance they received in reverting the changes and getting their store back on track.

Overall, the app receives mixed feedback from merchants. While some users appreciate the app's appearance and the helpful support team, others have had negative experiences with site issues and lack of responsiveness from the support team. The app seems to have potential but may require improvement in terms of reliability and communication with users.
Boostly: Page Speed Optimizer

Increase your conversion rate by drastically improving your store page speed.

⭐️ 2.1 (2 reviews)

🔍 Overview of features

The most important features of this app are its ability to drastically improve store page speed and increase conversion rates. The app achieves this by loading apps when the user starts interacting with the website, resulting in faster page load times. It also offloads heavy code snippets, further improving response times.

Additionally, the app pre-loads pages in the background, leading to faster second page load times. This feature ensures that subsequent pages on the website also load quickly, enhancing the overall user experience.

The app offers a simple setup process with just one line of code added to the store's theme. This makes it easy for merchants to install and configure the app without any technical difficulties.

By improving page speed, the app helps merchants create a smoother and more efficient shopping experience for their customers. This, in turn, can lead to higher conversion rates and ultimately help the merchant grow their business.

💬 What merchants say

The individual user highlights of Boostly are the noticeable increase in website speed and performance after installation. Users have reported that their previously slow websites became much faster, with images loading instantly and no delays. Users appreciate that the app improved both their speed score and the subjective feeling of speed on the front-end. The installation process is also praised as being easy and hassle-free. Overall, merchants highly recommend Boostly to anyone looking to enhance their site performance and improve the overall speed of their Shopify store.
Speed Boostify

Speed Boostify increases your page speed within seconds. It’s easy to install and loads.

⭐️ 1.0 (1 review) Price: Free

🔍 Overview of features

Speed Boostify is an app designed to increase the page speed of a Shopify store. It offers a quick and easy installation process and promises to make pages load almost instantly. By boosting the performance score and reducing main-thread blocking time, Speed Boostify helps improve the overall speed and efficiency of a website.

The most important feature of Speed Boostify is its ability to increase page speed within seconds. This is crucial for any online business as slow-loading pages can negatively impact user experience and lead to high bounce rates. By making pages load almost instantly, merchants can provide a seamless and fast shopping experience for their customers, increasing customer satisfaction and engagement.

Additionally, Speed Boostify offers a no-code install process, making it accessible to merchants of all technical abilities. This means that merchants can easily implement the app without the need for extensive coding knowledge or assistance from developers.

Overall, Speed Boostify is a valuable app for any merchant looking to improve the speed and performance of their Shopify store, ultimately helping them grow their business by providing a better user experience and increasing customer satisfaction.

💬 What merchants say

One user expressed disappointment with the app, mentioning that they encountered issues and nothing was working. They expressed sadness and hoped to have the chance to work with the app again after it undergoes further development.

Overall, it seems that the app is currently experiencing some technical difficulties or bugs, resulting in a negative user experience for this particular merchant. However, it is important to note that this is just one review, and more feedback from other merchants would provide a more comprehensive understanding of the app's performance and functionality.
Quicklify: All‑in‑One Speed

We Improve Your Store speed & Make it Faster To Boost Your Sales

⭐️ 1.0 (1 review)

🔍 Overview of features

Quicklify is an app that focuses on improving the speed and performance of an online store. It offers several key features that can help a merchant grow their business.

First, Quicklify allows for bulk compressing of products and collections. By reducing the file sizes of images and other media assets, the app helps to improve the loading speed of the store. This is important because a slow-loading website can lead to a high bounce rate and lost sales.

Additionally, Quicklify enables lazy loading and responsive images. This means that images on the store will only load when they are in the user's viewport, reducing the initial load time and improving the overall user experience.

The app also offers advanced image and file compression, as well as minification of HTML, Liquid, JS, and CSS. These optimizations further contribute to faster page load times, resulting in improved SEO rankings and increased conversions.

Lastly, Quicklify allows for the uploading and compression of images to Shopify's Content Delivery Network (CDN). This ensures that images are served quickly and efficiently to visitors, regardless of their location.

Overall, Quicklify can help a merchant grow their business by significantly improving the speed and performance of their online store. This leads to better user experiences, higher conversion rates, and increased customer satisfaction.

💬 What merchants say

One merchant highlighted that this app speeds up the site by deleting images and increasing the size of others. However, they strongly advised against downloading it, as it negatively impacted their theme. They gave a rating of 0 out of 5.

Overall, based on the limited feedback available, merchants seem to have a negative experience with this app. The app's attempt to optimize site speed by deleting and resizing images may have unintended consequences, such as negatively affecting the appearance or functionality of the theme. It is important for merchants to exercise caution and thoroughly test the app before implementing it on their site.
Speedy Pixels

Speedy Pixels uses parallel processing to optimize your tracking pixels and increase your PageSpeed.

⭐️ 0.0 (0 reviews)

🔍 Overview of features

Speedy Pixels is an app that can help merchants optimize their tracking pixels and increase their PageSpeed. The app tackles the issue of third-party JavaScript, such as Google Analytics, slowing down a website and negatively impacting its performance. By shifting these JavaScript pixels onto a web worker for parallel processing, Speedy Pixels ensures accurate data tracking without penalizing website performance.

The most important features of Speedy Pixels are:

1. Parallel Processing: Speedy Pixels uses parallel processing to optimize tracking pixels, allowing merchants to track data accurately without slowing down their website.

2. PageSpeed Optimization: By shifting JavaScript pixels off the main thread, Speedy Pixels removes the impact on PageSpeed, helping merchants improve their website performance and increase their Google PageSpeed score.

3. Pixel Management: The app offers an easy way to manage tracking pixels, including analytics, A/B testers, trackers, ads, and more.

Overall, Speedy Pixels is a valuable tool for merchants who want to optimize their website performance and improve their PageSpeed score while still accurately tracking important data.
Robin Image Optimizer

Robin image optimizer app can cease image weights without any loss of quality.

⭐️ 0.0 (0 reviews) Free plan available

🔍 Overview of features

The Robin image optimizer app is a powerful tool for merchants looking to make their website faster and more efficient. By reducing the weight of images, the app helps to improve website load times and enhance the overall user experience.

One of the key features of the app is its ability to optimize images without any loss of quality. This ensures that merchants can reduce the file size of their images without compromising on visual appeal. The app uses advanced compression techniques to cease image weights, resulting in faster loading times without sacrificing image quality.

The app also offers a simple and user-friendly interface, making it easy for merchants to navigate and use. Additionally, the app provides automation optimization, allowing merchants to set up automatic image compression for a hassle-free experience.

By using the Robin image optimizer app, merchants can significantly improve their website's performance, leading to increased customer satisfaction and potentially higher conversion rates. With faster load times and optimized images, merchants can provide a seamless browsing experience for their customers, ultimately helping to grow their business.
Conzia Page Speed Booster

This app adds one simple file to your theme that speeds up your store's load times automatically.

⭐️ 0.0 (0 reviews) $1.20/month

🔍 Overview of features

The most important feature of the Conzia Page Speed Booster app is its ability to automatically speed up a store's load times. This is essential for the success of an online store as customers expect fast and seamless browsing experiences. By reducing page load times, this app can significantly increase the conversion rate of a store, leading to more sales and satisfied customers.

One of the key benefits of this app is its quick and easy installation process. Merchants can install the app within seconds without any coding required. This means that even merchants without technical expertise can take advantage of the app's speed-enhancing capabilities.

The Conzia Page Speed Booster app is suitable for both big and small businesses and can be used for all kinds of stores. Regardless of the size or type of store, having a fast-loading website is crucial for attracting and retaining customers.

Overall, the Conzia Page Speed Booster app is a valuable tool for any merchant looking to grow their business. By improving the speed of their store page, merchants can increase their conversion rate, leading to more sales and ultimately, business growth.
PixelPress ‑ Image Compressor

Optimize product images with ease! Uses WebP compression algorithm to speed up the load times.

⭐️ 0.0 (0 reviews)

🔍 Overview of features

The most important features of this app are the product image optimization using the WebP compression algorithm, the simple and easy-to-use user interface, automatic image backups in the cloud, and the real-time preview of image quality changes.

By optimizing product images with the WebP compression algorithm, the app helps to speed up the load times of a merchant's store. Faster loading times are crucial for providing a seamless user experience and reducing bounce rates. Customers are more likely to stay on a website that loads quickly, leading to increased engagement and potential sales.

The app's simple and easy-to-use user interface makes it accessible for merchants of all technical abilities. They can easily optimize their product images without needing extensive knowledge or experience in image compression.

The automatic image backups in the cloud provide peace of mind for merchants. If anything goes wrong during the optimization process, the merchant can easily revert back to the original images, ensuring that their product visuals are always intact.

The real-time preview of image quality changes allows merchants to see the impact of the optimization before applying it to their store. This feature enables them to make informed decisions about the image quality and find the right balance between optimization and visual appeal.

By utilizing these features, merchants can significantly improve their store's loading times, enhance user experience, and ultimately grow their business by increasing engagement and conversions.
Borzoii: AMP on Autopilot

Boost sale by improving your store’s loading time

⭐️ 0.0 (0 reviews) $9.99/month. 14-day free trial.

🔍 Overview of features

The Borzoii app is a powerful tool for Shopify merchants looking to improve their store's loading time and boost sales. The app offers effortless adoption of Accelerated Mobile Pages (AMP) without the need to configure the store again in a separate theme editor. This saves time and ensures a seamless transition to AMP.

With Borzoii, merchants can make changes to their store as usual, and the app automatically keeps the AMP pages in sync. This "install-and-forget-it" feature makes it easy for merchants to focus on other aspects of their business while benefiting from faster loading times and improved user experience.

The app also provides a high fidelity implementation of the Debut theme in AMP, ensuring that all components of the theme are supported down to the pixel. This means that merchants can maintain the design and functionality of their theme while enjoying the performance benefits of AMP.

In addition to these features, Borzoii is dedicated to the success of its users and offers support through email and Facebook messenger. Overall, the Borzoii app can help merchants grow their business by making their pages load instantly, increasing store conversion rates, boosting Google search results ranking, and attracting more organic traffic.
ScoreUp

⭐️ 0.0 (0 reviews) Free plan available

🔍 Overview of features

ScoreUp is an app that helps merchants monitor and optimize their store's speed metrics. It analyzes the store across major speed metrics and identifies any speed bottlenecks. The app then provides best practices and tips on how to address these speed issues.

The speed of a store is crucial for its success as significant delays can negatively impact conversion rates and the bottom line. By using ScoreUp, merchants can ensure that their store is running efficiently and providing a positive user experience.

The app not only identifies speed issues but also guides merchants on how to fix them, ensuring that they have the knowledge and tools to improve their store's speed. With weekly tips and recommendations, merchants can continuously work on optimizing their store's speed and, as a result, boost their conversion rates and revenue.

Overall, ScoreUp is an essential tool for any merchant looking to grow their business by improving their store's speed and enhancing the customer experience.

Best Speed optimization Shopify Apps in 2025

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