Knack alternatives: 5 apps ranked by verified data
Common reasons people leave Knack: no free plan, and builder and default designs feel dated. We ranked 5 alternatives by how directly each one replaces Knack, then by reviews, real visits and how recently each app's facts were checked against its own website. Tadabase currently ranks first.
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Show all 5 alternativesThe best Knack alternative for…
The highest-ranked app in this list for each need.
Best Knack alternative for most people
TadabaseVery similar database-plus-portal builder with an AI app generator and a free plan.
Best Knack alternative for a free plan you can upgrade
AirtableBetter for internal collaboration on data, with interfaces for team members.
Best Knack alternative for Mac
AirtableBetter for internal collaboration on data, with interfaces for team members.
Best Knack alternative for Windows
AirtableBetter for internal collaboration on data, with interfaces for team members.
Best Knack alternative for iPhone and Android
QuickbaseScales to large enterprise operational apps with governance controls.
Best Knack alternative for working in the browser
CaspioEnterprise-grade version of the same idea, with HIPAA and other compliance options.
Knack alternatives: common questions
What is the best alternative to Knack?
Tadabase ranks first right now. Very similar database-plus-portal builder with an AI app generator and a free plan. Caspio and Airtable follow it in our ranking.
Is there a free alternative to Knack?
Yes. Tadabase (free plan + paid), Airtable (free plan + paid) and Softr (free plan + paid) have a free option. Check each app's verified facts for current plan limits.
Is there an open-source alternative to Knack?
None of the 5 alternatives in this list is open source.
Why do people switch from Knack?
The complaints we hear most: no free plan; builder and default designs feel dated; custom styling needs CSS or JavaScript.
How is this list ranked?
Every app is scored with the same published formula: how directly it replaces Knack, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.