CallerAPI is described as '📞 Caller ID and fraud prevention solutions that make you smile. 27 countries covered, from 7 realtime data sources' and is a unwanted call blocker in the security & privacy category. There are seven alternatives to CallerAPI for a variety of platforms, including Web-based, Android, iPhone, SaaS and Android Wear apps. The best CallerAPI alternative is Truecaller, which is free. Other great apps like CallerAPI are Hiya, YouMail, RoboKiller and Marcom Robot Data Enrichment Engine.
Find a person by a name or phone number worldwide for free using Truecaller. Also available on Android, iPhone, Nokia Symbian and Blackberry.
Stop missing important calls and wasting precious time answering unwanted ones. Hiya blocks spam and scam calls, and displays caller ID name and call reason on incoming calls.
YouMail turns visual voicemail into a personal assistant for handling all your missed calls. And it's FREE! Join millions of other happy users.
Paid app for iOS and Android that blocks spam calls, telemarketers, and robocalls, uses automated answer bots to waste scammers’ time, identifies unknown callers with Super Caller ID, updates block lists in real time, and protects against spoofed numbers.
Data Enrichment Engine by Marcom Robot provides company-level information about your prospects and customers - industry, number of employees, annual revenue, HQ location, and more. It also validates email addresses and phone numbers.
Find employee email addresses for any company and display useful contextual data for anyone who emails you.
Privacy-first SMS & call blocker. NoSpamPro protects you from phishing and scams using a hybrid local-engine and cloud-AI. No data collection, no account required, and no contact sharing.
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It has a B2B aspect that is very similar to CallerAPI. They sell a spam filter to telcos, same as CallerAPI, relevant competitor