A unified, credit-based API for real-time phone validation, email verification, and IP lookup, targeting e-commerce, fintech, marketing, and SaaS teams that need fraud prevention and data hygiene through a single endpoint.

Paid-led: Google search ads are the primary acquisition engine, with competitor-displacement creative as the dominant angle.

Publicly reported ~$223,135 MRR across 618 active paying subscriptions (~$361 blended ARPU); ~7,821 monthly visits up +42.7% over a 3-month tracking window; 10 active Google ads as of 2026-06-29.

1Lookup is buying market share by bidding aggressively on competitor brand keywords and fraud-pain search queries, using paid search to generate demand while a comparison-page SEO surface builds authority underneath.