
1Lookup
The #1 tool for validating phone, email and IP data in real time. All through one powerful API.

1Lookup
The #1 tool for validating phone, email and IP data in real time. All through one powerful API.
Ranked #22 on TrustMRR
751 active subscriptions
8,004 followers on 𝕏
Revenue is verified with
Stripe API key.Last updated: Nov 4, 2026, 02:09 PM
Stop paying for bad data. 34 data products on one API key and one shared credit balance: validation, enrichment, B2B prospecting, SEO and transcription.
Provides real-time validation and enrichment to prevent fraud and improve data quality.
Audience
Businesses needing data validation and enrichment, including call centers, marketing agencies, and e-commerce.
Pricing
One credit balance for everything, pay only for what you use.
Domain Rating
1lookup.io
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