Airtable
- Use it for
- Spreadsheet-database for class rosters, leads and member lists.
- Pricing
- Free tier; paid per seat.
- Operator's verdict
- Perfect back office for a small team. Not a client-facing database at scale.
- Official site
- https://www.airtable.com ↗
Building a fitness app with Airtable? The tool matters less than the spec you hand it. Get the free client-intake spec →
More databases & backends
Databases & backends
Supabase
Postgres database, logins and row-level security for client data.
verdict › The default backend for AI-built fitness apps. Turn on row-level security or your clients can read each other.
Free tier is plenty for one gym; Pro for production.
supabase.com ↗Databases & backends
Firebase
Google's database, auth and hosting for web and mobile apps.
verdict › Fine choice, but most AI builders and kits assume Supabase. Swim with the current.
Generous free Spark plan; pay-as-you-go Blaze.
firebase.google.com ↗Databases & backends
Neon
Serverless Postgres with branching, for when you want just a database.
verdict › Clean Postgres. You'll add your own logins and rules, so more work than Supabase.
Free tier; usage-based paid plans.
neon.tech ↗