Alternatives to 911Cellular
Other Mass notification and critical events vendors we measure, sorted by how much they publish that 911Cellular does not. This is a comparison of disclosure, not of features or fitness.
12 shown of 28 that differ from 911Cellular on at least one criterion we measured for both. Public transparency score, not a product or security rating.
911Cellular has 11 gaps in what we could measure: Data processing agreement, Subprocessor list, Data location stated, Status page with history, Public pricing, Certifications named, Uptime SLA with a figure, No third-party tracking before consent, security.txt (RFC 9116), Notice before subprocessors change, Named privacy contact. The column “publishes and 911Cellular does not” is the one that closes them.
| Vendor | Score | Publishes, and 911Cellular does not | 911Cellular publishes, and they do not | |
|---|---|---|---|---|
| Singlewiresinglewire.com | 61/100 | 6 Subprocessor list, Data location stated, Status page with history, +3 | nothing | Compare |
| AlertMediaalertmedia.com | 52/100 | 5 Subprocessor list, Status page with history, Public pricing, +2 | nothing | Compare |
| GroupAlarmgroupalarm.com | 26/100 | 4 Status page with history, Public pricing, Certifications named, +1 | 1 HTTPS enforced with HSTS | Compare |
| F24f24.com | 30/100 | 3 Data location stated, Certifications named, Named privacy contact | nothing | Compare |
| Divera 247divera247.com | 26/100 | 3 No third-party tracking before consent, security.txt (RFC 9116), Named privacy contact | nothing | Compare |
| Juvarejuvare.com | 35/100 | 2 Subprocessor list, Data location stated | nothing | Compare |
| D4Hd4h.com | 26/100 | 2 Data location stated, Certifications named | nothing | Compare |
| IamRespondingiamresponding.com | 23/100 | 2 Data location stated, Public pricing | 1 HTTPS enforced with HSTS | Compare |
| Active911active911.com | 22/100 | 2 Data location stated, Public pricing | 1 HTTPS enforced with HSTS | Compare |
| Mobile Text Alertsmobile-text-alerts.com | 22/100 | 2 Public pricing, Named privacy contact | nothing | Compare |
| Omnilertomnilert.com | 17/100 | 2 Data location stated, Named privacy contact | 1 HTTPS enforced with HSTS | Compare |
| Text-Em-Alltext-em-all.com | 13/100 | 2 Public pricing, Named privacy contact | 1 HTTPS enforced with HSTS | Compare |
Only criteria we could measure for both are counted. Where we could measure one and not the other, the row is silent: that would be a statement about our measurement, not about either vendor. Every single result with its source is on the two profiles.