Call Checker
Piet Jonas
About this app
- Category Travel
- Age 10
- Updated Sep 2, 2025
- OS IOS
Editor reviews
Call Checker is a smart caller ID and call verification app designed for business users and frequent travelers. Instantly identify unknown callers, block spam and fraud, and verify real businesses before you pick up. Use number lookup to check company details, website, and risk signals so your team stays safe and efficient. Travel Mode recognizes international calling codes, shows local time zones, and alerts you to potential roaming risks to prevent costly mistakes on the road. Lightweight, fast, and privacy-conscious, Call Checker helps you manage calls with confidence. Ideal for sales, support, and travel-heavy roles seeking trustworthy caller ID, spam call blocking, and reliable business verification.
Screenshots
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How to use:
1. Download and open Call Checker, then grant phone and contacts permissions for caller ID and blocking to work properly.
2. Sign in and select your primary country or region; enable Travel Mode if you are going abroad.
3. When a call comes in, check the identity and risk label on screen, then tap Block, Report, or Trust to manage future calls.
4. Use Number Lookup to verify unknown numbers or businesses, view details, and save verified contacts to your address book.
5. Open Settings to customize spam filters, allowlists, and travel alerts so the app matches your calling habits.
6. Review your call history inside the app to spot patterns, revisit flagged numbers, and keep your business communications clean and safe.