AdBlock is a popular browser extension with over 60 million users, designed to block ads, enhance privacy, and improve browsing speed. Read our detailed review to see how it performs. | ||
Key Features A summary of the most important features offered by each extension. |
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Our Rating Tooltivity's expert review score for each extension, based on hands-on testing and research. | 8.2 | 9.0 Winner in this category |
Total users Total active users across all major browsers: Chrome, Edge, Firefox, and Safari. | 76,543,424 Winner in this category | 9,543 |
Total ratings Total number of user ratings received across all supported browsers. | 295,546 Winner in this category | 86 |
Average rating Average user rating across all browsers, calculated from available store ratings. | 4.2 ⭐ | 4.2 ⭐ Winner in this category |
Entry Level Price The minimum price required to start using the extension. "Free" means a free tier is available. | Free | Free |
Chrome User rating and stats for the extension on Chrome browser. | ![]() 4.5 2.43 Average Chrome Web Store rating from the last 100 reviews 58.0M+Users | ![]() 4.5 4.45 Average Chrome Web Store rating from the last 100 reviews 8.0K+Users Winner in this category |
Edge User rating and stats for the extension on Edge browser. | ![]() 3.8 3.62 Average Microsoft Edge Store rating from the last 100 reviews 17.3M+Users Winner in this category | - |
Firefox User rating and stats for the extension on Firefox browser. | ![]() 4.2 3.73 Average Mozilla Firefox Add-ons Store rating from the last 100 reviews 1.3M+Users Winner in this category | ![]() 3.9 3.83 Average Mozilla Firefox Add-ons Store rating from the last 100 reviews 1.5K+Users |
Safari User rating and stats for the extension on Safari browser. | - | - |
Features Tooltivity's expert score for the 'Features' aspect of each extension. | 8.5 Ad blocking: The free version blocks annoying advertisements on websites. With the premium version, additional functions such as the blocking of cookie banners or pop-ups can also be activated. ![]() Privacy and Security: AdBlock blocks third-party trackers on every Website and protects your privacy. It also blocking malicious ads with malware, scams, and cryptocurrency miners. ![]() Sync & Backup: With the Premium version, whitelists and user-defined rules can be synchronized across Chrome profiles. | 9.2 The functional scope of GPT Reader is designed for a wide range of users and demonstrated many useful functions in the test. The voice quality is surprisingly good and offers a natural-sounding output. We particularly liked the comprehensive format support, which seamlessly processes everything from PDFs to web content. The control of the playback is also well implemented, making it easy to adjust the speed directly and individually. However, the function for downloading audio files stood out the most in the test. In theory, entire books can be converted and then downloaded as audio books. However, this was the only area where we had to make deductions, as the free ChatGPT version had limitations when processing longer texts or documents. Winner in this category |
Performance Tooltivity's expert score for the 'Performance' aspect of each extension. | 8.0 The ad blocker extension generally works without slowing down the browser on most websites. However, recent changes at YouTube have meant that AdBlock has not yet managed to ban ads from YouTube again. | 8.3 The performance tests showed a mixed picture. For shorter texts and paragraphs, GPT Reader processes content quickly and delivers a smooth rendering. The application is fast and reliable for typical use cases such as articles or short documents. Here we tested self-written summaries for learning purposes. However, we encountered significant limitations with larger files, as it is not possible to complete processing due to the limited number of requests. The option of pausing and then resuming would help here. In addition, the process takes a very long time for larger files; the extension needed around 40 minutes for around 75 pages of a PDF. The limitations of the ChatGPT API particularly affect the processing of longer documents such as entire books. This is currently only possible with a premium version of ChatGPT. Winner in this category |
Design Tooltivity's expert score for the 'Design' aspect of each extension. | 8.5 The user interface is clearly laid out. With the premium version, you can also use functions to make individual adjustments. You're in control of the look, feel, and font size of AdBlock with easy-to-use controls. There is also the Image Swap function, which will still block ads, but it will replace some ads with pretty pictures of cats, dogs, and nature. | 9.0 The design of GPT Reader is clean and professional, with an intuitive layout that makes navigation effortless. The fact that there is even a dark as well as a light mode shows that the different user preferences have been taken into account. The controls are logically arranged and easily accessible. Even though the extension is designed for functionality, the design is not forgotten. Winner in this category |
Value for Money Tooltivity's expert score for the 'Value for Money' aspect of each extension. | 7.5 The free version offers good value for money. Compared to other competitors, the premium functions may be somewhat more expensive. Some premium functions are offered free of charge by other providers. | 8.9 Currently, GPT Reader offers a very good price-performance ratio, as all functions are available completely free of charge. We found no hidden costs or unexpected limitations in the free version. ![]() At the moment, however, it is a very good offer in the text-to-speech sector. Winner in this category |
Ease of Use Tooltivity's expert score for the 'Ease of Use' aspect of each extension. | 7.8 Installation is done in one click. However, you are immediately redirected to a website that informs you that payment is required to use it. However, this is only a voluntary donation. ![]() | 8.7 In terms of user-friendliness, GPT Reader scores very well. Users of all technical levels should have little problem simply converting text to audio. The user interface is self-explanatory, and all functions are displayed immediately. Winner in this category |
Security & Privacy Tooltivity's expert score for the 'Security & Privacy' aspect of each extension. | 9.0 Strong privacy protection through the premium feature malware blocking. The privacy policy is transparent without any indication of data being passed on. | 9.7 In our security analysis, GPT Reader showed a strong commitment to protecting user privacy. The extension only collects data from user-reported bugs and feedback. We appreciated the transparent privacy policy, where the user can read specific points. Winner in this category |
Conclusion A summary of our findings and final thoughts for each extension. | AdBlock is a reliable tool for blocking basic ads. While it blocks most ads and still protects your privacy by preventing tracking, recent updates have failed to prevent ad videos on YouTube. It's a good choice for anyone looking for a simple and reliable adblock extension. | GPT Reader is a promising text-to-speech extension based on ChatGPT voices. The easy-to-understand voices, combined with the fact that it is completely free, set it apart from conventional TTS tools. The extension can process various document formats. Both PDFs and copied web articles can be converted, but it has its limitations with longer texts. For example, a 300-page PDF was only partially converted in the text due to ChatGPT's limitations, which still resulted in about 2 hours of audio. The tool is very user-friendly and supports multiple languages. This extension is a must for anyone who wants to listen to texts. |
Our Recommendation | In our comparison between AdBlock and GPT Reader, GPT Reader came out on top, scoring 9. AdBlock is the most widely used, with over 77 million users and 296k+ reviews, but GPT Reader outperformed it in our review. User reviews reflect our findings. Notably, GPT Reader has the highest user rating in the Chrome Web Store at 4.24, which supports its strong performance in our review. There are some noticeable differences between these extensions, so it's worth considering your priorities and the details below.
If you want a quick recommendation, GPT Reader is our top pick. But as always, the best choice depends on what matters most to you. |