Choose GitBook if you need
- GitHub or GitLab. We haven't found them on ReadMe's website.
- Integration with Claude, ChatGPT or Cursor. We haven't found them on ReadMe's website.
- ISO 27001. We haven't found it on ReadMe's website.
At a glance
- Both have a free plan.
- Both offer a free trial (GitBook: 14 days, ReadMe: length not stated).
- GitBook's lowest paid plan is Essential at $65 per site per month, billed annually, plus $12 per user, as of October 19, 2026.
- ReadMe's lowest paid plan is Pro at $250 per month, billed annually, as of October 28, 2026.
- Both are available on Web.
- Only GitBook lists GitHub and GitLab.
- Both work with GitHub and GitLab.
- Both list SOC 2, GDPR and SSO.
- Only GitBook lists ISO 27001.
- Both have a public API.
From each tool's own website, checked on the dates below, and from published reviews.
Which to choose
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.
Choose ReadMe if you need
- Integration with Slack, Google Analytics or Zendesk. We haven't found them on GitBook's website.
GitBook
Nobody has reviewed GitBook yet. Its rating shows once it has 3 reviews.
Review GitBookReadMe
Nobody has reviewed ReadMe yet. Its rating shows once it has 3 reviews.
Review ReadMeThe facts
- What it does
- GitBookThe docs platform that flags outdated content and keeps docs accurate for people and AI
- ReadMeHelping you create docs that make your APIs easy to use and maintain.
- Free plan
- GitBookYes
- ReadMeYes
- Pricing
- GitBookNot confirmed
- ReadMeNot confirmed
- Paid plans from
- GitBook
What they share
From the platforms and integrations each website lists.
Platforms
Both
- Web
Only GitBook
- GitHub
- GitLab
Only ReadMeNothing else listed
Integrations
Both
- GitHub
- GitLab
Only GitBook
- Claude
- ChatGPT
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between GitBook and ReadMe yet.
Used either of them?
Your review makes this comparison better for the next person. Review GitBook or review ReadMe.