Downloads
Block spam calls by prefix, country and contacts. Private, offline, no account.
PrefixBlocker offers a privacy-first, offline solution to block spam calls by country prefix and custom wildcard patterns. It runs entirely on-device with user-defined rules and never uploads numbers or contacts. With 100+ total downloads and 110 in the last 30 days, it targets users seeking precise, rule-based call filtering.
Pros & Cons
- Privacy-by-design: no accounts, no cloud, no data collection; everything stays on-device
- Precise blocking by country prefixes and wildcard patterns
- User-defined rules provide transparent, predictable behavior
- No subscription required; one-time unlock
- No cloud-based or automatic spam-database updates; relies on user-defined rules
- Rating currently 0.0 from 0 ratings indicating early adoption
- Early-stage app with a small install base and limited public visibility
About PrefixBlocker
PrefixBlocker is a tools app developed by Siesta Soft S.L..
Download Statistics
PrefixBlocker has been downloaded 110 times. In the last 30 days, the app was downloaded 110 times.
User Ratings
The app has no ratings yet.
App Information
PrefixBlocker is FREE to download. The last update was on July 25, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play 3 weeks ago.
More data about PrefixBlocker
| Price | Free to download |
| Total downloads | 110 |
| Recent downloads | 110 |
| Rating | No ratings |
| Ranking | Not ranked |
| Version | N/A |
| APK size | N/A |
| Number of libraries | ? |
| Suitable for | Everyone |
| Ads | NO ads |
App Performance Report
Get a detailed PDF report for PrefixBlocker with download trends, rating history, and key performance statistics — useful for competitive research or tracking your own app. Learn more
Get PDF Report — $29Alternative downloads for the PrefixBlocker app
PrefixBlocker compared with similar apps
Common keywords of similar apps
Prefixblocker Prefix Country Groups Optional Account Decide Wildcard Patterns Single Choose Notifications Offline Rules Filters Entire Leak Sell Works Subscription Countries Locally Group Anonymous Transparent Prefixes Turn Collect Requested Block Contacts Call Calls Time Blocked Spam Privacy Phone Specific Numbers List Add Filter Log App Incoming
Keywords missing from this app
Caller Blocker Number Unknown Id Unwanted Blocking Callers Sms History Blacklist Identify Automatically Lookup Calling Search Private Control Features Data Free Smart Easily Robocalls Dialer Screen Manage Protection Tap Recent Contact Easy Stay
More from Siesta Soft S.L.
Downloads over time
PrefixBlocker has been downloaded 110 times. Over the past 30 days, it has been downloaded 110 times.
Changelog of PrefixBlocker
Developer information for Siesta Soft S.L.
Comments on PrefixBlocker for Android
Google Play Rankings for PrefixBlocker
Technologies used by PrefixBlocker
PrefixBlocker is requesting 0 permissions and we don't have library information (yet).Back to top