Choose Outline if you need
- macOS or Windows. We haven't found them on Tettra's website.
- Integration with Figma, GitLab or Linear. We haven't found them on Tettra's website.
- GDPR. We haven't found it on Tettra's website.
At a glance
- Tettra's lowest paid plan is Scaling at $8 per user per month, billed yearly, as of October 23, 2026.
- Both are available on API.
- Only Outline lists macOS and Windows.
- Only Tettra lists Slack.
- Both work with Slack and GitHub.
- Both list SSO.
- Only Outline lists GDPR.
- Both have a public API.
- Outline can be self-hosted. We haven't confirmed that for Tettra.
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 Tettra if you need
- Slack. We haven't found it on Outline's website.
Outline
Nobody has reviewed Outline yet. Its rating shows once it has 3 reviews.
Review Outline
Tettra
Nobody has reviewed Tettra yet. Its rating shows once it has 3 reviews.
Review TettraThe facts
- What it does
- OutlineYour team's knowledge base
- TettraStop answering repetitive questions in Slack with an AI-powered knowledge base
- Free plan
- OutlineNot confirmed
- TettraNot confirmed
- Pricing
- OutlineNot confirmed
- TettraPer user, monthly
- Paid plans from
- Outline
What they share
From the platforms and integrations each website lists.
Platforms
Both
- API
Only Outline
- macOS
- Windows
Only Tettra
- Slack
Integrations
Both
- Slack
- GitHub
Only Outline
- Figma
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Outline and Tettra yet.
Used either of them?
Your review makes this comparison better for the next person. Review Outline or review Tettra.