Convex
Upstash
| Feature | Convex | Upstash |
|---|---|---|
| Pricing | Free / from $25/mo | Free / from $0.2/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.5 / 5 | 4.4 / 5 |
| Best For | full-stack-developers, real-time-apps, startups, rapid-prototyping | serverless-developers, next-js-developers, edge-functions, rate-limiting |
| Founded | 2021 | 2021 |
| Real Time Database | ✓ | ✗ |
| Serverless Functions | ✓ | ✗ |
| File Storage | ✓ | ✗ |
| Authentication | ✓ | ✗ |
| Scheduling | ✓ | ✗ |
| Vector Search | ✓ | ✗ |
| Serverless Redis | ✗ | ✓ |
| Kafka Messaging | ✗ | ✓ |
| Vector Database | ✗ | ✓ |
| Global Replication | ✗ | ✓ |
| Rest Api | ✗ | ✓ |
| Qstash Scheduling | ✗ | ✓ |
| Rate Limiting | ✗ | ✓ |
✓ Convex Pros
- Real-time by default
- TypeScript-first
- Built-in auth and file storage
- Automatic caching
✗ Convex Cons
- Vendor lock-in
- Newer platform
- Limited to Convex runtime
✓ Upstash Pros
- True serverless with per-request pricing
- Redis-compatible API for caching and rate limiting
- Global replication for low-latency access
- Built for serverless and edge environments
✗ Upstash Cons
- Performance slightly lower than dedicated Redis
- Costs can spike with unexpected traffic
- Not a full database replacement
The Verdict
Convex is built for full stack developers and real time apps, with a focus on real-time-database and serverless-functions. Upstash targets serverless developers and next js developers and leads with serverless-redis and kafka-messaging.
On pricing, Upstash is the clear winner for budget-conscious users — starting at $0.2/mo compared to $25/mo for Convex. That $24.8/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, Upstash offers broader built-in capabilities (7 features vs 6), while Convex takes a more focused approach — which can mean a simpler, faster onboarding experience.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.