Tech riderRev. 20 Sept 2026

Heurio

Ch 195.9of 31 Web Annotation Tools

1Runs onWeb
2CostsNot stated by the maker
3Annotation modescomments
4Collaborative reviewYes
5Guest accessYes
6Document supportwebpages
7Browser captureYes
8Team seats10 seats

7 lines stated Written from the maker's own pages: heurio.co

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The Heurio homepage

Overview

Heurio is ranked #19 of 31 in web annotation tools on Specifiction. It runs on Web. There is no free plan.

Compared on web annotation tools

Free plan: Noheurio.co
Paid from: $19/user/moheurio.co
Annotation modes: commentsheurio.co
Collaborative review: Yesheurio.co
Guest access: Yesheurio.co
Document support: webpagesheurio.co
Browser capture: Yesheurio.co
Team seats: 10 seatsheurio.co
Export options: PDF, CSVheurio.co

Company

Headquarters: Budapest, Hungaryheurio.co · 28 Sept 2026

Best Heurio alternatives

All accessCh 01 Pastel Free planFree trialAndroid from $29/mo7.7 All accessCh 02 Hypothesis Free planAPIBrowser Free to start7.1 All accessCh 03 AnnotationBase Free planWeb from £8.25/mo7.0 All accessCh 04 dotts Free planWeb from $15/mo7.0 All accessCh 05 SiteDots Free planBrowserWeb from $10/mo7.0 All accessCh 06 Annot8 Free planWeb from $8/mo6.9

Where it ranks on Specifiction

Best Web Annotation Tools in 2026#19 of 31

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Sources

heurio.co· checked 28 Sept 2026