App Store
Version 8.0.0 · 2026-09-29
Small enhancements and minor bug fixes.
Too little checked to say Store information only. We haven’t analysed this app or read its reviews yet.
Not yet tested.
The store currently lists version 8.0.0, updated 2026-09-29.





Store screenshots supplied by the developer.
"I've been in law enforcement for 20 years and I have found a lot of apps that helped me do my job. However this one surpasses them all. Best law enforcement app yet." - NC Police Officer
"Top 15 Mobile & Tablet Police Apps" - CriminalJusticePursuit
Free 10-21 app users can:
- Call citizens from local numbers
- Receive and respond to callback requests
- Direct citizens to dispatch for immediate assistance
10-21 Police Phone Professional subscribers can:
- Set your outbound caller ID to "LAW ENFORCEMENT"
- View the citizen's caller ID in callback requests
- Send an automatic follow up message via SMS
- Retain call records for the life of your subscription
10-21 (radio code for "make a phone call") is a Police App for making free* calls to citizens that GET ANSWERED. Calls are made from local (not blocked) numbers without revealing your personal number.…
From the developer’s store description.
For developers and the curious
The evidence, sources, measurements and versions behind every label above.
No review analysis published for this app.
“Not assessed” means we could not measure it. It is never a zero and never a pass.
No package has been scanned for this app, so nothing is published about what it ships. That is an absence of evidence, not a finding.
Supporting measurements: not a complete list of possible harms or positives. Measurement vocabulary 1.4 · how these are measured
Not yet tested. No analysis has been run for this app, so there is no version or date to report.
Each store’s release notes, as the developer wrote them. They are the developer’s words, not ours.
Small enhancements and minor bug fixes.
10-21-police-phoneWhat the stores publish. Store ratings are the stores’ numbers, not Appworthy’s, and are never averaged across stores.
From the store listing. Billing terms are read from each purchase’s name — the stores don’t publish them — so treat them as a strong hint, not a disclosure.
Not yet tested. No analysis has been published for this app, so there is no method to describe for it yet. A missing label is not a clean bill of health: it means nothing has been read, not that nothing is wrong.
Write to [email protected], or use the form. Name the finding, the app version and the evidence that needs correcting. Factual corrections are free and never depend on buying anything.