Growth · alternatives · 2026

24 alternatives to Sidenote

Comment and live chat on any page of the internet

Sidenote is a browser extension that enables users to comment and live chat on any webpage without creating separate accounts. It unifies community conversations across the internet by allowing visitors to discuss… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Sidenote launched in 2024; newer entries below may have overtaken it.

1. 1
   DoneNote▲253

   Leave notes straight on the web page with your entire team

   2023 · donenote.com · its alternatives →

2. 2
   Sidenotes▲125

   Annotate the web.

   2014 · sidenotes.co · its alternatives →

3. 3
   Page Notes Sidebar▲107

   Capture thoughts where they happen

   2025 · chromewebstore.google.com · its alternatives →

4. 4
   Use ChatGPT▲654

   Use ChatGPT & GPT-4 on any website without copy-pasting

   2023 · its alternatives →

5. 5
   A Firefox extension to leave comments on any URL▲227

   An extension for Firefox and Chrome to add comments to any URL - comntr/webext

   2019 · github.com · its alternatives →

6. 6
   Commented▲766

   Simplify feedback, keep your team aligned, no live meetings

   2023 · commented.io · its alternatives →

7. 7
   Sidenote AI▲228

   AI copilot for meeting follow-up

   2023 · sidenote.ai · its alternatives →

8. 8
   Socially Browse Chrome Extension▲88

   Comment and rate any website without leaving the page

   2020 · its alternatives →

9. 9
   Chrome extension to display ChatGPT response besides Google Search▲431

   This project is deprecated. Check my new project ChatHub: - wong2/chatgpt-google-extension

   2022 · github.com · its alternatives →

10. 10
    not8▲255

    Shareable sticky notes for team website review and feedback

    2023 · its alternatives →

11. 11
    ChatGPT Sidebar Chrome Extension▲162

    AI & you work side by side on any page

    2023 · chromewebstore.google.com · its alternatives →

12. 12
    Recall Browser Extension▲293

    Summarize, connect and organize ALL your online content

    2023 · recall.it · its alternatives →

13. 13
    Jam on Chrome▲249

    Sticky notes for the web to comment right on your website

    2021 · chromewebstore.google.com · its alternatives →

14. 14
    Sidenote▲97

    Timestamped notes on YouTube videos

    2020 · sidenote.me · its alternatives →

15. 15
    ChatGPT for Search Engines▲251

    Display ChatGPT responses on search engines

    2022 · chromewebstore.google.com · its alternatives →

16. 16
    Side Notepad▲165

    Write notes without leaving your work

    2025 · chromewebstore.google.com · its alternatives →

17. 17NA
    Netvyne – a Chrome extension to leave and read comments on any URL▲47

    Credible comments, one click away. Use Netvyne for comments on any site, and see what's trending.

    2022 · netvyne.com · its alternatives →

18. 18
    MetaNote▲77

    Add notes to any page on the web and share

    2022 · its alternatives →

19. 19
    Netvyne▲70

    Chrome extension to leave and read comments on any URL

    2022 · netvyne.com · its alternatives →

20. 20
    Reviews.chat▲80

    Ask questions and leave reviews for any web page

    2021 · chromewebstore.google.com · its alternatives →

21. 21
    not8▲155

    Leave sticky notes on live websites and share with your team

    2022 · chromewebstore.google.com · its alternatives →

22. 22
    SurfChat▲171

    Chat with anyone on any website

    2025 · chromewebstore.google.com · its alternatives →

23. 23
    Sidemark▲2

    Comment and leave notes directly on any webpage.

    Jun 2026 · its alternatives →

24. 24MB
    MyTwoCents – browser extension to put a comment section on any website▲63

    2017 · mytwocentscomments.website · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →