Alternatives

Products that do what NanoChat: On-device AI Assistant does

Private on-device AI browser assistant with agent mode

1. 1
   WritingMate.ai▲477

   Free ChatGPT alternative that works as a Chrome extension

   2023

2. 2
   AgentSea▲439

   A unified, private and safe chat to access latest AI models

   2025

3. 3
   Le Chat▲495

   Your AI assistant for life and work

   2025

4. 4
   /ai▲170

   Use ChatGPT within text boxes on any website by typing /ai

   2023

5. 5
   ChatGPT Chrome Extension▲372

   Access OpenAI's ChatGPT anywhere on the web

   2022

6. 6
   AI Agent Platform by CometChat▲261

   AI Copilot for your website/app. Free for first 500 teams.

   Oct 2025

7. 7
   Quicky AI▲280

   Using AI is made easy, productive and instant on any website

   2023

8. 8
   HelpHub AI by CommandBar▲307

   A GPT-powered chatbot for any site

   2023

9. 9
   TalkWeb▲188

   AI powered chrome extension to chat with any website

   2023

10. 10
    AI Writer Chrome Extension▲383

    Use an advanced AI to help you write content

    2021

11. 11
    Open Source AI Chrome Extension▲87

    Chrome extension allow the user to communicate with the AI

    Sep 2025

12. 12
    ChatGPT for Android▲306

    OpenAI’s latest advancements at your fingertips

    2023

13. 13
    OpenMemory Chrome Extension▲165

    Sync memory across AI's so they pick up where you left off.

    2025

14. 14
    Browser Buddy▲108

    Your AI buddy to have conversation with

    2023

15. 15
    inbrowser.chat▲7

    Private AI chat that runs fully on-device in Chrome

    Jun 2026 · ododo.ai

16. 16AW
    A web browser agent in your Chrome side panel▲153

    Hey HN, I'm excited to share BrowserBee, a privacy-first AI assistant in your browser that allows you to run and automate tasks using your LLM of choice (currently supports Anthropic, OpenAI, Gemini, and Ollama). Short demo here: https://github.com/user-attachments/assets/209c7042-6d54-4fc... Inspired by projects like Browser Use and Playwright MCP, its main advantage is the browser extension form factor which makes it more convenient for day to day use, especially for less technical users. Its also a bit less cumbersome to use on websites that require you to be…

    2025 · github.com

17. 17
    ChatGPT Sidebar Chrome Extension▲162

    AI & you work side by side on any page

    2023

18. 18
    alphachat▲122

    Automate your SaaS support with powerful conversational AI

    2021

19. 19
    AgentLabs▲136

    Chat-based UI as a service for building AI assistants

    2023

20. 20
    Compuser.ai▲174

    AI Computer use agent in your browser

    2025

21. 21
    TextCraft AI▲181

    Smart inbox, smart emails - AI at your service

    2023

22. 22
    Lexy▲154

    Turn your Notion into an AI chatbot, trained on your pages

    2023

23. 23
    HARPA AI▲102

    Your browser's brain, like Bing AI but for Chrome

    2023

24. 24LB
    Local Browser AI▲15

    Using the new Prompt API to build a free open source privacy-first chat extension that runs on Chrome or Edge on Linux, Mac, Windows and ChromeOS

    Oct 2025 · blog.alexewerlof.com

Ranked by how close each launch is in meaning, then by votes. Refine with a description →