RS-MS3A vs Call Blocker - Scheduler & SMS
Side-by-side comparison for Android — updated May 2026
About RS-MS3A
[Features] The RS-MS3A is an Android device application designed to expand the DV mode capability of a D-STAR transceiver using a Terminal or an Access Point mode. These modes enable D-STAR operations by sending signals from the D-STAR transceiver over the Internet, even when that transceiver is ...
About Call Blocker - Scheduler & SMS
Call Blocker – Scheduler & SMS Take full control of who can reach you with this powerful Call & SMS blocker. Whether you’re avoiding spam, silencing unwanted calls, or simply need peace and quiet, this app gives you complete control. 📞 Call Blocking Block calls from specific numbers or unknown ...
Verdict
RS-MS3A has a rating of 3.3. Call Blocker - Scheduler & SMS has 500+ downloads. Both apps are available for free download on Google Play Store. Try both to see which works best for you.