Trestle vs. CallerAPI

Trestle provides quality identity data APIs to help businesses improve their lead management and call operations through accurate customer verification and enrichment. Our mission is to accelerate trust and enable personalization through enterprise-grade identity data. We are committed to being the leader in accurate, low latency APIs to maximize efficiency in digital interactions. Our identity data APIs include: Reverse Phone API validates a phone number and provides phone metadata, owner name and their demographics, current and historical addresses, and associated people.

CallerAPI is a Caller ID, robocall prevention and telecom spam protection platform that gives carriers, MVNOs, CPaaS and UCaaS providers, Voice AI platforms, SIP/VoIP operators, and mobile security vendors real-time phone intelligence to stop spam, reduce fraud, and increase revenue. Through a single scalable API, a self-hosted spam feed, white-label SDKs, and a SIP firewall, CallerAPI delivers: - Spam score, reputation, and complaint history - Business identity (name, location, industry) across 195 countries - Carrier data, number type, and optional HLR lookup - Live fraud and spam