Compare ChatGPT Sidebar and LanguageTool: Which Extension is the Best?

ChatGPT Sidebar enhances your browser with AI features like real-time data, group chat, image analysis, file interaction, AI image generation, writing, and reading assistance.
LanguageTool impressed us as a solid grammar-checker alternative to Grammarly. It provides excellent multilingual support, is easy to use, and is more affordable but may struggle with longer texts.
Key Features
  • Web Access: Access real-time data without GPT cut-off dates.
  • Group Chat: Engage multiple AI models simultaneously for diverse insights.
  • GPT-4o Vision: Analyze images, graphs, and charts with ease.
  • File Interaction: Chat with PDFs and other files directly.
  • AI Image Generation: Create images from text prompts using advanced models.
  • Writing Assistance: Get real-time help with grammar, tone, and rewording.
  • Reading Assistance: Summarize articles and translate text quickly.
  • Style Suggestions: Offers synonym replacements, concise rephrasing, and formal alternatives.
  • Spell Checker: Identifies and corrects spelling errors.
  • Multilingual Support: Supports over 25 languages including English, German, Spanish, and French.
  • Plagiarism Detection: Checks for duplicate content.
  • Personal Dictionary: Allows users to add custom words for future checks.
  • Privacy: GDPR compliant and ensures secure, encrypted connections and no IP address storage.
Our Rating
8.9
8.8
Total users
1,000,000
3,173,195
Total ratings
26,670
16,550
Average rating
4.9 ⭐
4.8 ⭐
Entry Level PriceFreeFree
Chrome
Chrome Web Store logo
4.9
4.87
26.7K+ ratings
1.0M+Users
Chrome Web Store logo
4.8
4.75
11.4K+ ratings
2.0M+Users
Edge
-
Microsoft Edge Store logo
4.8
4.62
567 ratings
801.3K+Users
Firefox
-
Mozilla Firefox Add-ons Store logo
4.7
4.58
4.6K+ ratings
371.9K+Users
Safari
-
-
Features
9.5

The ChatGPT sidebar offers many useful AI functions that help with a wide range of everyday tasks, but can also help in the business sector.

sidebar

Users can access real-time data with Web Access, which is a huge advantage over other models. The multi-model group chat function enables users to communicate with several AI models at the same time and thus gain different insights. In addition, the tool supports interaction with images and files, allowing users to analyze images and chat directly with PDFs. These worked flawlessly in the test.

9.0

LanguageTool offers a comprehensive set of features that go beyond basic grammar and spelling checks. It supports over 20 languages, making it a versatile tool for multilingual users. The advanced grammar checks are particularly impressive, catching complex issues that many other tools miss. Compared to competitors like Grammarly, LanguageTool holds its own with unique features like custom dictionaries and plagiarism detection.

Performance
8.0

In testing, the performance of the ChatGPT Sidebar was good. You hardly notice any lag, which ensures a smooth and efficient browsing experience. Only the function of loading marked content directly into the sidebar via a pop-up, asking questions, or summarizing the content had a few problems. Sometimes it was not possible to click on the pop-up after highlighting.

8.0

LanguageTool does a good job of spotting grammar and style issues. However, it can take a while to process longer texts, and sometimes, clicking on suggestions causes the page to jump to the top, which can be a bit frustrating.

Design
9.0

The ChatGPT sidebar is designed to be intuitive and user-friendly. Even the basic user should have no problems navigating through all the functions. The interface looks modern and aesthetically pleasing. Several customizable settings allow the tool to be adapted individually, but there could be a few more functions here.

8.0

The design is clean and intuitive, making it easy for users to navigate and utilize the tool effectively. The browser integration is seamless, and the user interface is straightforward.

Value for Money
8.3

The ChatGPT Sidebar offers a free version with basic features and a limited number of queries.
However, if you want to use functions such as Web Access, you need the premium version. The premium features might be a bit expensive for the basic user, but for anyone who needs the advanced features, they are still fine. Compared to alternatives, the price is competitive and offers good value for money.

9.5

The free version gives you the basics, but the premium version really shines with its advanced features.

While Grammarly can be expensive, LanguageTool offers great value at a more affordable price. So, if you’re seeking a budget-friendly alternative to Grammarly, LanguageTool is a solid choice.

Ease of Use
9.0

The ChatGPT sidebar offers an uncomplicated setup process, with the basics presented in the tutorial immediately after installation. Every user should have no problem using all the functions here, as they are also very clearly presented. Should questions or problems nevertheless need to be resolved, many users have commented in their reviews on how responsive the support team is.

9.0

LanguageTool is very user-friendly, with a minimal learning curve. Most users will find it easy to get started and make the most of its features right out of the box.

Security & Privacy
9.7

Security and data protection are a top priority in the ChatGPT Sidebar. No personal data is collected in the extension. The user settings are saved locally so that the data remains private. The tool's transparent data protection guidelines and regular security updates set the extension apart from the competition.

9.5

LanguageTool takes privacy seriously. No account is required for basic features, and the tool ensures that user data is not sold or made public. This focus on privacy is a significant plus.

LanguageTool states that it is GDPR compliant which makes it especially interesting for users in Europe.

Conclusion

The ChatGPT Sidebar is the perfect tool to improve productivity by integrating AI into daily browsing. The many features make it a valuable asset for personal and professional use. While it stands out for its functionality and ease of use, the premium price might be too high for regular users. Overall, however, it is a highly recommended tool for anyone who wants to use AI for their daily tasks.

LanguageTool is a reliable and efficient writing assistant that supports multiple languages. Its advanced grammar and style checks make it a valuable tool for writers and professionals. While the premium version offers excellent features, the free version is somewhat limited. Overall, LanguageTool is a solid choice for anyone looking to improve their writing.

Compared to Grammarly, LanguageTool holds its own, especially if you need to write in multiple languages. When it comes to writing in different languages, LanguageTool is the way to go. But if you’re only writing in English, Grammarly still delivers better results.

Our Recommendation

In our comparison between ChatGPT Sidebar and LanguageTool, ChatGPT Sidebar came out on top, scoring 8.9.

LanguageTool is the most widely used, with over 3 million users and 17k+ reviews, but ChatGPT Sidebar outperformed it in our review. User reviews reflect our findings.

Notably, ChatGPT Sidebar has the highest user rating in the Chrome Web Store at 4.89, which supports its strong performance in our review.

In the end, the differences between these extensions are minimal, so your choice may come down to personal preference or specific features.


  • Looking for the richest feature set? ChatGPT Sidebar stands out with a rating of 9.5. On the other hand, LanguageTool lags behind in this area with a rating of 9.
  • Performance-wise, both deliver: ChatGPT Sidebar and LanguageTool. In the Performance category, ChatGPT Sidebar has scored a good 8. It performs reliably, though it may not excel in all scenarios.
  • Design lovers, take note: ChatGPT Sidebar stands out with a rating of 9. On the other hand, LanguageTool lags behind in this area with a rating of 8.
  • Want to get the most for your money? LanguageTool stands out with a rating of 9.5. On the other hand, ChatGPT Sidebar lags behind in this area with a rating of 8.3.
  • Ease of use? It's a tie: ChatGPT Sidebar and LanguageTool. In the Ease of Use category, ChatGPT Sidebar has scored a fantastic 9. It is very easy to use, with an intuitive interface that facilitates a smooth user experience.
  • With privacy and security becoming ever more important, ChatGPT Sidebar stands out with a rating of 9.7. On the other hand, LanguageTool lags behind in this area with a rating of 9.5.

If you want a quick recommendation, ChatGPT Sidebar is our top pick. But as always, the best choice depends on what matters most to you.