1
Notion
VerifiedMust try
added 2026
Freemium
Paid from $10 per month
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16 Knowledge Base tools
Every listed tool supports Knowledge Base. No reader votes yet, so reviews and saves set the order. 8 have a free way in.
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4 data-backed ways into the list.
Top 5, side by side
The 5 most-voted tools on the facts readers ask about.
| Fact | #1 Notion | #2 HubSpot | #3 Obsidian | #4 Help Scout | #5 Bettermode |
|---|---|---|---|---|---|
| Reader votes | 0 | 0 | 0 | 0 | 0 |
| Rating | |||||
| Pricing model | Freemium | Freemium | Freemium | Freemium | Paid |
| Starts at | $10 per month | $15/mo | $4/mo | $0.75 | $399/mo |
| Free way in | Yes | Yes | Yes | Yes | No |
| Saves | 26 | 3 | 0 | 1 | 0 |
| Added | 2026 | 2026 | 2026 | 2026 | 2026 |
What this costs
Here’s how all 16 tools break down by starting price.
Median entry price $20/moCheapest paid $4/moFree plan available 8 of 16
BoostedSponsored, does not affect rank
Your tool, in front of 16 competitors
Paid placements appear above the ranking, labelled honestly.
All 16 tools
Ordered by reviews and saves until readers vote.
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ToolPricingVoteSave
Showing all 16 tools. No reader votes yet, so reviews and saves set the order, then A to Z.
2
added 2026
Freemium
Paid from $15/mo
3
Obsidian
Cheapest
added 2026
Freemium
Paid from $4/mo
4
added 2026
Freemium
Paid from $0.75
5
added 2026
Paid
From $399/mo
6
added 2026
Freemium
Paid from $5.42/mo
7
added 2026
Paid
From $20/mo
8
added 2026
Freemium
Paid from $19/mo
9
added 2026
Freemium
Paid from $29/mo
10
added 2026
Paid
From $25/mo
11
added 2026
Paid
Custom pricing
12
added 2025
Paid
Custom pricing
13
added 2026
Freemium
Paid from $49/mo
14
added 2026
Paid
Custom pricing
15
added 2026
Paid
Custom pricing
16
added 2026
Paid
From $25/mo
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Community Discussion
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4 questions
Common questions
Answers derived from the tools on this page.
How many Knowledge Base tools are there?
Siteefy's live index currently tracks 16 Knowledge Base tools, with 15 added in 2026. The count updates automatically as tools are published or retired.
Are there free Knowledge Base tools?
Yes. 8 offer a free plan alongside paid tiers.
How much do Knowledge Base tools cost?
Paid plans start at $4/mo (Obsidian). Each row in the list above shows the tool's pricing model and starting price.
How is this Knowledge Base list ranked?
The list is waiting for its first reader votes. Voting on any tool creates the ranking, star ratings come from community reviews, and anyone can suggest a missing tool.