Call Blocker - Block Numbers
Communication
10 Million+ installs
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- CategoryCommunication
- PlatformAndroid
- DeveloperGlad Appvestor
- In-app PurchasesYes
- Installs10 Million+
- Updated2025-11-25
- Size20 M
- Version9.6
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Editor's Review
Call Blocker - Block Numbers is a communication app from Glad Appvestor. Its store tagline reads: "Block spam calls, unknown numbers or contacts from your phone." So far it has been installed 10 Million+ times and carries a 3.9-star average (177.9K ratings). The latest version (9.6) was released on 2025-11-25. Good to know: it offers optional in-app purchases and needs about 20 MB of storage.
How To Use?
After call menu for instant number blocking
Block unknown callers
Telemarketing, spam and robocall blocker
Call Filter from blacklist on your device
Block calls from our extensive spam database
Google Play
Description
Spam Call Blocker, Call Filter and Caller id in a single app free app - CallMaster.
CallMaster blocks spam calls and the following types of flagged calls from our database: block spam calls, block robocalls, spam likely, scam call blocker, and potential fraud calls. After call screen enables you to instantly block any unwanted callers or unknown numbers.
Key Features:
★ Spam Call Blocker
★ After call menu for instant number blocking
★ Call Filter
★ Block unknown callers
★ Telemarketing, spam and robocall blocker
★ Call Filter from blacklist on your device.
★ Block calls from our extensive spam database.
★ Caller ID
With CallMaster you can block spam calls, phone numbers and contacts
from your phone book or dialer.
CallMaster uses accessibility capabilities to control volume keys on your device. The app does not collect and does not send any kind of information. We also use "draw over other apps" permission to display Spam Warning in real-time
Thank you for using Caller ID, Call Blocker - CallMaster
Screenshots
3.9
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