Identify unknown callers and block spam calls and SMS with custom filtering rules. Perform reverse phone number lookups to get information on any number. Protect yourself from unwanted communication.
1.4
August 5, 2026
We've updated Number Book: Al-Kashif to make it even better! • New flexible subscription plans with a free trial • Improved caller ID accuracy and speed • Bug fixes and performance improvements
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This app helps you identify unknown callers and block spam calls and SMS messages. It utilizes a global number database to flag risky incoming calls and allows you to set up custom filtering rules for both calls and texts to protect you from unwanted communication.
Key features include identifying unknown callers to avoid disturbances, performing reverse phone number lookups to get information on any number, and filtering SMS messages with support for custom rules and spam classification. You can also block incoming calls.
The app offers a lifetime purchase option for $48.99. It also provides auto-renewable subscriptions at $8.99 per week or $38.99 per year. Payment is handled through your iTunes account, and subscriptions can be managed in your account settings.
While the description doesn't explicitly state device compatibility, it is designed for mobile devices and available through the iTunes App Store, suggesting compatibility with iOS devices. Users can check specific compatibility details on the app's store page.
The app identifies spam calls so you don't have to answer them. It also allows you to filter and classify spam SMS messages using various rules, including custom ones you design. This comprehensive approach aims to protect you from both spam calls and texts.
