Best Truecaller SDK Alternatives ranked by AI · updated May 2025

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Truecaller SDK offers phone number verification and user identity services for mobile apps.

Price: Free with usage-based pricing for premium features

Top 3 Truecaller SDK alternatives

NumVerify

APILayer

NumVerify is a REST API for validating and enriching international phone numbers. It returns normalized formats along with country, location, carrier, and...

Pros

Straightforward REST API for basic number enrichment
Supports international numbers and standardized formatting
Lower complexity than a full communications platform

Cons

Less fraud intelligence than IPQualityScore
Less workflow integration than Twilio Lookup
Carrier and location data may be limited for some regions

Freemium; paid plans available

Alternatives to NumVerify → Visit site

NumValidate

NumValidate is a software tool for validating and formatting phone numbers. It helps ensure that phone numbers are correct and in the...

Free to use with a paid plan available for advanced features

Alternatives to NumValidate → Visit site

Twilio Lookup

Twilio Lookup is a phone number validation service that provides detailed caller information and phone number intelligence.

Pros

Detailed caller information
Phone number intelligence

Cons

Limited free tier

Starting at $0.004 per lookup

Alternatives to Twilio Lookup →

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