opensms :: pricing
$ pricing
OpenSMS is free to use. You only pay your carrier for the SMS your own SIM sends.
everything you need to run your own sms gateway.
- +unlimited messages
- +unlimited android gateways
- +multi-SIM routing
- +full HTTP API + delivery status
- +API keys with revocable device tokens
- +no credit card required
fair-use rate limit: 1 message / second · 120 / minute. Your carrier and SIM ultimately define throughput, cost and deliverability.
what “unlimited” means
There is no monthly message quota and no per-message fee from OpenSMS. The only ceiling is the per-account API rate limit above, which keeps the shared queue fair. Actual sending speed depends on your SIM, carrier and signal.
More plans may be added later; the free plan stays free.