Growth · alternatives · 2026
24 alternatives to Sidemark
Comment and leave notes directly on any webpage.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
- 1
Sidenote▲268Comment and live chat on any page of the internet
2024 · sidenoteapp.com · its alternatives →
- 2
- 3
Turn any URL into a canvas for feedback from your browser
2020 · chromewebstore.google.com · its alternatives →
- 4
DoneNote▲253Leave notes straight on the web page with your entire team
2023 · donenote.com · its alternatives →
- 5
Capture thoughts where they happen
2025 · chromewebstore.google.com · its alternatives →
- 6
An extension for Firefox and Chrome to add comments to any URL - comntr/webext
2019 · github.com · its alternatives →
- 7
- 8
Side Notepad▲165Write notes without leaving your work
2025 · chromewebstore.google.com · its alternatives →
- 9
- 10
Bookmark It▲152Create awesome notes on YouTube videos
2018 · bookmark-it.happydevelopers.co · its alternatives →
- 11
Jam on Chrome▲249Sticky notes for the web to comment right on your website
2021 · chromewebstore.google.com · its alternatives →
- 12
MarkUp▲442Turn your website into a dynamic canvas ready for feedback
2020 · markup.io · its alternatives →
- 13
- 14
Comment and rate any website without leaving the page
2020 · its alternatives →
- 15
- 16
not8▲155Leave sticky notes on live websites and share with your team
2022 · chromewebstore.google.com · its alternatives →
- 17
Whatfix Comments▲205Add comments and collaborate anywhere on the web
2023 · whatfix.com · its alternatives →
- 18
Simple Commenter▲212Hey HN, I'm Aleksander, and I built Simple Commenter to solve a problem I faced as a freelance web developer. This tool simplifies client feedback by allowing comments directly on your website with just one line of code. It works seamlessly with platforms like WordPress, Shopify, and Webflow. The backend is user-friendly, making comment management easy. If you're dealing with similar challenges, check it out!
2024 · simplecommenter.com · its alternatives →
- 19
Netvyne▲70Chrome extension to leave and read comments on any URL
2022 · netvyne.com · its alternatives →
- 20
- 21
Mark up any website from your browser, for free
2019 · usepastel.com · its alternatives →
- 22
QuoteMark▲100Save interesting text found on the Internet
2022 · chromewebstore.google.com · its alternatives →
- 23NA
Credible comments, one click away. Use Netvyne for comments on any site, and see what's trending.
2022 · netvyne.com · its alternatives →
- 24
Commentblocks▲101Hey HN, I'm a freelance web developer and got tired of the endless email chains during website QA. Clients would send screenshots with red circles, or worse, Word docs with "the button on the page with the thing." I'd spend more time decoding feedback than actually fixing stuff. So I built Commentblocks. You add a script to your staging site, send clients a link, and they click anywhere on the page to leave a comment. That's it. No signup for them, no explaining how to use it. Each comment captures the exact element, viewport size, browser, and URL. Comments show up in a dashboard or can go…
Feb 2026 · commentblocks.com · its alternatives →
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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 →