Alternatives · Docs & Wikis
Question Base alternatives
As of Nov 13, 2026, the highest-graded Question Base alternative is Slite (2.8 GPA). The best free one is Slab (2.8 GPA). The catch, in its listing's words: "Free plan for up to 10 users."
Question Base compared with 5 alternatives: Guru, Tettra, Stack Internal, Slite and Slab.
Question Base is a paid product, starting at $5 per user / month, billed annually (from $6,000 per year). 2 of the 5 alternatives are free or have a free plan. 2 more offer a free trial.
Listings checked up to Nov 13, 2026 · Where the facts come from
Black Friday: is there a Question Base sale?
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| Question BaseThis tool | From $5/mo | No | Web |
| Guru | Paid | No | Web, Browser extension |
| Tettra | Free trial · from $8/mo | Trial only | Web |
| Stack Internal | Free plan | Yes | Web |
| Slite | Free trial · from $10/mo | Trial only | Web, macOS, Windows, iOS, Android, Browser extension |
| Slab | Free plan · from $6.67/mo | Yes | Web, macOS, Windows, Browser extension |
Price against what you get
Question Base starts at $5 a month for each person and scores 2.0 out of 4 on features, ease of use and platforms. None of the 3 alternatives on this chart both scores higher and starts lower.
Tettra, Slite and Slab score higher without starting lower.
Features, ease of use and platforms, averaged
What paid plans start at, a month (each step along is roughly double) →
- The best score at each price
- Has a free plan
- No free plan
How each one differs from Question Base
Guru
Verified company knowledge base with AI search and agents
- Guru also lists a browser extension.
- Guru also covers templates and AI agents.
- Guru does not cover chat assistant, which Question Base does.
Suits: Companies that want one verified source of answers for staff and AI tools
Tettra
Internal knowledge base that answers team questions in Slack
- Tettra starts at $8 per user / month, billed yearly ($10 billed monthly), 10-user minimum.
- Tettra does not cover chat assistant, which Question Base does.
Suits: Slack-based teams that field the same questions repeatedly
Stack Internal
Verified company knowledge for teams and AI agents
- Stack Internal has a free plan, which Question Base lacks.
- Stack Internal does not cover chat assistant, which Question Base does.
Suits: Engineering organizations grounding AI agents in their own verified knowledge
Slite
Team knowledge base with doc verification and AI answers
- Slite starts at $10 per user / month, billed yearly.
- Slite also lists macOS, Windows, iOS and Android apps and a browser extension.
- Slite also covers AI agents and documents.
- Slite does not cover chat assistant, which Question Base does.
Suits: Teams that want an internal knowledge base with owned, verified docs
Slab
Knowledge base and team wiki with search across connected tools
- Slab starts at $6.67 per user / month, billed annually ($8 billed monthly).
- Slab has a free plan, which Question Base lacks.
- Slab also lists macOS and Windows apps and a browser extension.
- Slab also covers templates and documents.
- Slab does not cover chat assistant, which Question Base does.
Suits: Teams of up to 10 that want a free internal wiki
Limits worth knowing in Question Base
- It works inside Slack; the price page shows no self-serve plan or free tier.
- Every plan is booked through a demo or sales, with a $6,000 yearly minimum for Annual Pro.
- The pricing page states the proof of concept is a 2-month commitment.
- HIPAA compliance and AWS deployment are Enterprise+ only.
Common questions
What are the alternatives to Question Base?
The alternatives to Question Base in this directory are Guru, Tettra, Stack Internal, Slite and Slab. Each one has a side-by-side comparison with Question Base.
Is there a free alternative to Question Base?
Yes. Stack Internal and Slab have a free plan alongside paid ones.
Which Question Base alternatives work on Windows?
The Question Base listing does not include a Windows app. Slite and Slab list one.
Which Question Base alternatives work on macOS?
The Question Base listing does not include a macOS app. Slite and Slab list one.
When were these prices checked?
Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 13, 2026. Vendors change prices without notice, so confirm on their site before you buy.