ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini) is a strong option, but it is not the right fit for everyone. Below are 10 alternatives compared on rating, install base, pricing and the use case each one actually wins on.
ChatsNow is an AI tool uses GPT-4o, GPT - 5.4, o1-preview, Claude3, Gemini to provide services, e.g. AI search, read, PDF and write
| Extension | Rating | Users | Pricing | Best for |
|---|---|---|---|---|
| ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini) (original) | — | — | Free | ChatsNow is an AI tool uses GPT-4o, GPT - 5.4, o1-preview, Claude3, Gemini to provide services, e.g. AI search, read, PDF and write |
| Merlin AI | 4.8 | 900K+ | Freemium | Generalists who want a single AI sidebar instead of five separate AI extensions. |
| AI Sidebar with Deepseek, ChatGPT, Claude and more. | — | — | Free | Chat with Deepseek AI, ChatGPT, Claude, and more. Boost creativity and productivity using this powerful AI-powered browser tool. |
| NextAI Translator | — | — | Free | NextAI-Translator is a browser extension that uses the ChatGPT API for translation. |
| Manganum: Sidebar with Gmail and Google Calendar | — | — | Free | One-click access to your productivity tools, even Google Calendar and Gmail. |
| Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni | 4.9 | 50K+ | Free | Ultimate Sidebar ChatGPT Assistant, Bookmarks with AI, Calendar and Tasks |
| 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. |
| AnyDoc Translator - Translate Web and PDF | — | — | Free | The ultimate AI translator for web, files, ebooks, academic papers, images, and text |
| Monica AI | 4.9 | 3M+ | Freemium | People who want templates and translation alongside a general AI chat panel. |
| Keplr | — | — | Free | Keplr is a browser extension wallet for the Inter blockchain ecosystem. |
| RetailMeNot: Codes, Cash Back and Coupons | — | — | Free | Automatically finds the best promo codes and cash back as you shop online. |
One AI assistant for summarising, writing and answering on any page.
Why it replaces ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini): Covers similar ground in the AI category: One AI assistant for summarising, writing and answering on any page.
Chat with Deepseek AI, ChatGPT, Claude, and more. Boost creativity and productivity using this powerful AI-powered browser tool.
Why it replaces ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini): Covers similar ground in the AI category: Chat with Deepseek AI, ChatGPT, Claude, and more. Boost creativity and productivity using this powerful AI-powered browser tool.
NextAI-Translator is a browser extension that uses the ChatGPT API for translation.
Why it replaces ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini): Covers similar ground in the AI category: NextAI-Translator is a browser extension that uses the ChatGPT API for translation.
One-click access to your productivity tools, even Google Calendar and Gmail.
Why it replaces ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini): Covers similar ground in the AI category: One-click access to your productivity tools, even Google Calendar and Gmail.
Ultimate Sidebar ChatGPT Assistant, Bookmarks with AI, Calendar and Tasks
Why it replaces ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini): Covers similar ground in the AI category: Ultimate Sidebar ChatGPT Assistant, Bookmarks with AI, Calendar and Tasks
Easy-to-use PDF tools to view, edit, convert, fill, e-sign PDF files, and more in your browser.
Why it replaces ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini): Another popular AI extension: Easy-to-use PDF tools to view, edit, convert, fill, e-sign PDF files, and more in your browser.
The ultimate AI translator for web, files, ebooks, academic papers, images, and text
Why it replaces ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini): Another popular AI extension: The ultimate AI translator for web, files, ebooks, academic papers, images, and text
AI copilot for chat, translation and writing on any site.
Why it replaces ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini): Another popular AI extension: AI copilot for chat, translation and writing on any site.
Keplr is a browser extension wallet for the Inter blockchain ecosystem.
Why it replaces ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini): Another popular AI extension: Keplr is a browser extension wallet for the Inter blockchain ecosystem.
Automatically finds the best promo codes and cash back as you shop online.
Why it replaces ChatsNow: ChatGPT AI Sidebar (o1-preview, GPT-4o, Claude 3, Gemini): Another popular AI extension: Automatically finds the best promo codes and cash back as you shop online.
Direct comparisons with the extensions people weigh against it.
Merlin AI is the closest match. Covers similar ground in the AI category: One AI assistant for summarising, writing and answering on any page.
Yes — AI Sidebar with Deepseek, ChatGPT, Claude and more., NextAI Translator, Manganum: Sidebar with Gmail and Google Calendar are free.
