Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni is a strong option, but it is not the right fit for everyone. Below are 6 alternatives compared on rating, install base, pricing and the use case each one actually wins on.
Sidebar ChatGPT Assistant, Bookmarks with AI, Calendar and Tasks.
| Extension | Rating | Users | Pricing | Best for |
|---|---|---|---|---|
| Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni (original) | 4.9 | 50K+ | Free | |
| WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease | 4.5 | 6M+ | Free | Users who need a free all-in-one PDF editor, converter and signer in the browser. |
| Monica AI | 4.9 | 3M+ | Freemium | People who want templates and translation alongside a general AI chat panel. |
| Merlin AI | 4.8 | 900K+ | Freemium | Generalists who want a single AI sidebar instead of five separate AI extensions. |
| Perplexity | 3.8 | 400K+ | Freemium | Researchers and analysts who need answers they can trace back to a source. |
| Gmail reverse conversation | 4.4 | 300K+ | Free | |
| Linguix: Grammar Checker and AI Writing App | 4.5 | 20K+ | Freemium |
Easy-to-use PDF tools to view, edit, convert, fill, e-sign PDF files, and more in your browser.
Why it replaces Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni: Another AI extension worth comparing against Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni.
AI copilot for chat, translation and writing on any site.
Why it replaces Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni: Another AI extension worth comparing against Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni.
One AI assistant for summarising, writing and answering on any page.
Why it replaces Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni: Another AI extension worth comparing against Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni.
Answer engine with cited sources built into the browser.
Why it replaces Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni: Another AI extension worth comparing against Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni.
The add-on reverse emails in conversation view.
Why it replaces Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni: Another AI extension worth comparing against Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni.
Improve your writing and create compelling content with Linguix grammar checker & rewriter.
Why it replaces Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni: Another AI extension worth comparing against Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni.
Direct comparisons with the extensions people weigh against it.
WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease is the closest match. Another AI extension worth comparing against Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni.
Yes — WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease, Gmail reverse conversation are free.
Common reasons are pricing, missing sync or team features, and specific limitations: Some features require a paid plan; Requests access to the sites you visit.
