opensms :: download
$ get the android gateway
Install the OpenSMS gateway on the phone that holds the SIM you want to send from, then pair it with an API key from your dashboard.
api-key gateway model — each api key now binds one android gateway (up to 5 keys per account). the device connection is temporary: it is released on disconnect and automatically after 5 minutes without a heartbeat, so you can swap phones without losing pending messages. the app auto re-pairs with your stored api key, and the in-app logs screen has been removed. talks to https://opensms.dev over https.
opensms-v1.6.apk · 2026-09-19
install
- download the APK on the Android phone.
- open it and allow installing from this source if prompted.
- open OpenSMS and paste an API key from your dashboard.
- grant the SMS permission when asked.