Number Book: Spam Call Blocker
Reverse Phone Number Lookup
Archived App (Last seen on 6 Jan 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This app helps you block unwanted calls and identify unknown callers. It features advanced spam detection, a customizable whitelist, and robust blocking options for telemarketers and robocalls. Enjoy a user-friendly interface and peace of mind knowing your privacy is protected.
What's New in Number Book
3.2
September 22, 2024
Bug fixed
Subscription plans
Weekly Plan
Unlock all premium features.
In-App Purchases
$49.99
Lifetime
Unlock all premium features.
Developer apps
FAQ
How does Number Book block spam calls?
Number Book uses intelligent algorithms for advanced spam detection to identify and filter out unwanted calls. You can also manually block specific numbers or keywords associated with telemarketers and robocalls.
Can I still receive calls from important contacts with Number Book?
Yes, Number Book allows you to create a personal whitelist of crucial contacts. This ensures you never miss important calls while still blocking unwanted ones.
Is Number Book free to use?
The app is free to download and use, offering core features like spam blocking and caller ID. It also provides optional in-app purchases for enhanced functionality and subscription plans.
What subscription plans does Number Book offer?
Number Book offers a Weekly Plan for $3.99 and a Yearly plan for $24.99. The Yearly plan includes a 3-day free trial.
How often is Number Book updated?
The app was last updated on September 22, 2024, with version 3.2. This indicates regular updates to improve functionality and address issues.
What devices is Number Book compatible with?
Number Book is supported on iPhone and iPod devices, with an age rating of 4+.
Does Number Book protect my privacy?
Yes, Number Book assures that your privacy is a priority. Your personal data is kept confidential and is not shared or compromised.
What do users like about Number Book?
Users appreciate the efficient spam call blocking, accurate caller identification, and the ease of managing their whitelist. The user-friendly interface is also frequently mentioned as a positive aspect.
