If you're about to build a new app, read this first.
(The wrong Convex vs Supabase decision could cost you 6 months of rebuilding)
The secret? These platforms solve COMPLETELY different problems.
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๐ง๐ต๐ฒ ๐ฝ๐ฟ๐ผ๐ฏ๐น๐ฒ๐บ ๐บ๐ผ๐๐ ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฟ๐ ๐ณ๐ฎ๐ฐ๐ฒ:
You spend weeks setting up real-time sync.
You write custom WebSocket logic for every feature.
You fight authentication bugs constantly.
Still breaks in production.
Still costs more than expected.
Still scales worse than promised.
Why? Because you picked based on a random tweet.
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๐๐ฒ๐ฟ๐ฒ'๐ ๐๐ต๐ฒ ๐ฟ๐ฒ๐ฎ๐น ๐ฑ๐ถ๐ณ๐ณ๐ฒ๐ฟ๐ฒ๐ป๐ฐ๐ฒ:
โ Convex = Real-time apps made easy
โ Supabase = SQL power with modern features
Pick the wrong one = major technical debt.
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๐๐ผ๐ป๐๐ฒ๐
โ ๐ง๐ต๐ฒ ๐ฅ๐ฒ๐ฎ๐น-๐ง๐ถ๐บ๐ฒ ๐ ๐ฎ๐ฐ๐ต๐ถ๐ป๐ฒ:
What you get:
โ Real-time updates BY DEFAULT (no WebSocket setup)
โ TypeScript-native everything
โ Custom reactive document database
โ Client + backend fully open source
Pricing:
โ Free tier for hobby projects
โ ~$25/member/month for Pro
โ Startup program = up to 1 YEAR FREE
Best for: Collaborative apps, TypeScript teams, real-time features.
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๐ฆ๐๐ฝ๐ฎ๐ฏ๐ฎ๐๐ฒ โ ๐ง๐ต๐ฒ ๐ฃ๐ผ๐๐๐ด๐ฟ๐ฒ๐ฆ๐ค๐ ๐ฃ๐ผ๐๐ฒ๐ฟ๐ต๐ผ๐๐๐ฒ:
What you get:
โ Full PostgreSQL database (SQL power)
โ Complete ecosystem: auth, storage, realtime, edge functions
โ 100% open source
โ Self-hostable
Pricing:
โ Free tier with 2 projects
โ $25/month Pro plan with 8GB database
โ $599/month Team with SOC2/HIPAA compliance
Best for: SQL-first teams, enterprise requirements, traditional database needs.
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๐ง๐ต๐ฒ ๐ธ๐ฒ๐ ๐ฑ๐ฒ๐ฐ๐ถ๐๐ถ๐ผ๐ป ๐ณ๐ฟ๐ฎ๐บ๐ฒ๐๐ผ๐ฟ๐ธ:
Choose Convex if:
โ Real-time is your core feature
โ You hate backend complexity
โ TypeScript-first team
โ Building collaborative/multiplayer apps
Choose Supabase if:
โ You need SQL power + relations
โ Enterprise compliance is required
โ Traditional database structure preferred
โ Existing SQL expertise on team
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๐ง๐ต๐ฒ ๐ฟ๐ฒ๐ฎ๐น ๐น๐ฒ๐๐๐ผ๐ป:
Stop picking backends based on hype.
Start picking based on:
โ Your app's core needs
โ Your team's skillset
โ Your growth trajectory
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95% will pick their backend based on a random tweet.
But if you're the 5% who actually analyzes the tradeoffs?
You'll ship faster.
Scale smoother.
Sleep better.