Best Web Annotation Tools in 2026
Updated
Web annotation tools support marking up online content and documents for individual work or shared review. Compare annotation modes and document support with browser capture and export options to understand what you can bring into a workflow and take away from it. Collaborative review, guest access, and team seats help you assess how an option accommodates others; free-plan availability and paid-from pricing add cost context. Hypothesis, Pastel, and MarkUp are among the entries to consider. Match the available features to how your team collects, discusses, and shares feedback.
Web Annotation Tools, one module each.A lit port is something its maker publishes; 8 of 8 with a known API signal have a public API.
- 01 Huddlekit API yesFREE yesDOCS 7.4$16/mo
- 02 Hypothesis API yesFREE yesDOCS 7.4Free
- 03 Pastel API yesFREE yesDOCS 7.4$29/mo
- 04 Ruttl API yesFREE yesDOCS 7.3$18/mo
- 05 Ybug API yesFREE yesDOCS 7.3€10/mo
- 06 BugHerd API yesFREE noDOCS 6.8$50/mo
- 07 MarkUp API yesFREE noDOCS 6.8$79/mo
- 08 Simple Commenter API yesFREE noDOCS 6.8$34.99/mo
- 09 Annot FREE yesDOCS 6.0$9/mo
- 10 Annot8 FREE yesDOCS 6.0$8/mo
- 11 AnnotationBase FREE yesDOCS 6.0£8.25/mo
- 12 Leafy FREE yesDOCS 6.0$5,470/mo
- 13 Perusall FREE yesDOCS 6.0Free
- 14 ReviewSight FREE yesDOCS 6.0€9.99/mo
- 15 SiteDots FREE yesDOCS 6.0$10/mo
- 16 AnnotateWeb FREE yesDOCS 5.9Free
- 17 dotts FREE yesDOCS 5.9$15/mo
- 18 eMargin FREE yesDOCS 5.9Free
- 19 Markify FREE yesDOCS 5.9$15/mo
- 20 NowComment FREE yesDOCS 5.9Free
- 21 PinPoint FREE yesDOCS 5.9Free
- 22 Revisely FREE yesDOCS 5.9Free
- 23 Weava Highlighter FREE yesDOCS 5.9$3.99/mo
- 24 WebPinch FREE yesDOCS 5.9$1,512/mo
- 25 Freemarkup FREE yesDOCS 5.8Free
Compare all 25 in a table
| # | Platform | Score | Free plan | From | Free plan | Paid from | Annotation modes | Collaborative review |
|---|---|---|---|---|---|---|---|---|
| 1 | Huddlekit | 7.4 | Free plan | $16/mo | Yes | comments | Yes | |
| 2 | Hypothesis | 7.4 | Free plan | Free | Yes | both | Yes | |
| 3 | Pastel | 7.4 | Free plan | $29/mo | Yes | comments | Yes | |
| 4 | Ruttl | 7.3 | Free plan | $18/mo | Yes | 18 /user/mo | ||
| 5 | Ybug | 7.3 | Free plan | €10/mo | Yes | |||
| 6 | BugHerd | 6.8 | No | $50/mo | No | |||
| 7 | MarkUp | 6.8 | No | $79/mo | No | |||
| 8 | Simple Commenter | 6.8 | No | $34.99/mo | No | both | Yes | |
| 9 | Annot | 6.0 | Free plan | $9/mo | Yes | comments | Yes | |
| 10 | Annot8 | 6.0 | Free plan | $8/mo | Yes | 8 /user/mo | comments | Yes |
| 11 | AnnotationBase | 6.0 | Free plan | £8.25/mo | Yes | comments | Yes | |
| 12 | Leafy | 6.0 | Free plan | $5,470/mo | Yes | both | Yes | |
| 13 | Perusall | 6.0 | Free plan | Free | Yes | both | Yes | |
| 14 | ReviewSight | 6.0 | €9.99/mo | No | both | Yes | ||
| 15 | SiteDots | 6.0 | Free plan | $10/mo | Yes | comments | Yes | |
| 16 | AnnotateWeb | 5.9 | Free plan | Free | Yes | both | Yes | |
| 17 | dotts | 5.9 | Free plan | $15/mo | Yes | comments | Yes | |
| 18 | eMargin | 5.9 | Free plan | Free | Yes | both | Yes | |
| 19 | Markify | 5.9 | Free plan | $15/mo | Yes | comments | Yes | |
| 20 | NowComment | 5.9 | Free plan | Free | Yes | both | Yes | |
| 21 | PinPoint | 5.9 | Free plan | Free | Yes | both | Yes | |
| 22 | Revisely | 5.9 | Free plan | Free | Yes | both | ||
| 23 | Weava Highlighter | 5.9 | Free plan | $3.99/mo | Yes | both | Yes | |
| 24 | WebPinch | 5.9 | Free plan | $1,512/mo | Yes | 12 /user/mo | comments | Yes |
| 25 | Freemarkup | 5.8 | Free plan | Free | Yes | comments | Yes |
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