SMS segment calculator
Carriers bill by the segment, not the message, and one emoji can drop a segment from 160 characters to 70. Paste a message to see what it costs in segments. This is the code coss.com bills with.
- Segments
- 1
- Encoding
- GSM-7
- Septets
- 84
- Left in this segment
- 76
Other tools
- Webhook signature verifierCheck a webhook's signature against its secret and find out why it fails. For Standard Webhooks requests, including coss.com's. Runs in your browser.
- DMARC record generator and checkerBuild a DMARC record to publish at _dmarc.yourdomain, or paste one to see what each tag means and what's wrong with it. Runs in your browser.