Know your backend costs before you ship
Enter the number of active users - we'll do the math and show you exactly what you'll pay with Calljmp.
Monthly active users
Usage Assumptions
Based on typical realtime collaboration app usage patterns
Database Operations100M writes
400M reads
Storage500GB stored
500GB egress per month
Cloud Functions100M requests
150M ms (15 ms / request)
Realtime ConnectionsUnlimited
Peak concurrent connections included
Messages Sent42M
Client messages
Database Events18M
Database change events
| Component | Usage | Cost |
|---|---|---|
| Pro Plan | — | $20.00 |
| Database Reads | 400M (3M free) | $39.70 |
| Database Writes | 100M (1M free) | $148.50 |
| Database Backup PITR | 10GB | Free |
| Storage Buckets | Unlimited | Free |
| Storage Capacity | 500GB (100GB free) | $12.00 |
| Storage Reads | 10M (1M free) | $18.00 |
| Storage Writes | 1,000K (100K free) | $20.16 |
| Storage Egress | 500GB | Free |
| Cloud Service Requests | 100M (2M free) | $98.00 |
| Cloud Service CPU Time | 1,500M ms (100M ms free) | $140.00 |
| Realtime Connections | Unlimited | Free |
| Messages Received | Unlimited | Free |
| Messages Sent | 60M (1M free) | $59.00 |
| Total | — | $555.36/month |