Unknown Call Blocker

Rejects Unknown calls which are not in contact list.
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Unknown Call Blocker is a Chrome extension designed to automatically reject incoming calls from numbers not saved in your contact list. With this extension enabled, you no longer have to worry about unknown or spam calls interrupting you. Just toggle the functionality on or off as per your need.

To operate effectively, the extension requires permission to access your contacts to verify whether a caller's number is saved. You can grant this permission via Settings > Apps > Call Reject. Please note, it supports all Android versions except for version 28. Enhance your call management and privacy with Unknown Call Blocker today!

App Privacy & Security Productivity Utilities
By:
legalfundaa.in
Downloads:
33,718 30
Rating:
4.06
(154)
Version:
2.0 Last updated: 2021-08-04
Creation date:
2021-08-03
Email:
de*****@gmail.com
URLs:
Privacy policy
Full description:
See detailed description
Source:
Google Play Store
Data ingested on:
2025-07-12

Ranking

# 305,826 ▼ 310

User reviews

Users generally appreciate Unknown Call Blocker for effectively blocking unknown and spam calls with easy-to-use features and reliable performance. However, some face issues such as disabled contact permissions, the need to set the app as default after toggling, and device compatibility problems, particularly with certain phone models. Overall, the app is recommended for those seeking to reduce unwanted calls, though a few users report it not working as expected on their devices.
Pros
  • Effectively blocks calls from unknown or unwanted numbers
  • Easy to use with a straightforward interface
  • Allows users to turn the blocking feature on and off as needed
  • Reliable in performing its core function of call rejection
  • Helpful in reducing spam or telemarketer calls
Cons
  • Some users experience issues with contact permissions, limiting functionality
  • Requires setting as default phone app when reactivated, which can be inconvenient
  • Does not work properly on certain phone models (e.g., Vivo 1714)
  • A few users report the app not working or being ineffective on their devices
Recent reviews
One from multiple unknown to 1 a day
by Ja*****, 2024-06-28
Works all the time and I can turn it off when I need to !!! Nice app !!!
by Ba*****, 2024-05-11
View all user reviews ›

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