About 1Lookup
1Lookup is a data verification and enrichment platform for businesses, developers, and SaaS teams. It lets you verify emails, phone numbers, IPs, identities, and fraud risk through one API, while also providing data enrichment, B2B intelligence, and prospecting tools. With 43+ data products, one API, and a universal credit balance, 1Lookup replaces multiple specialized data providers with a single platform.
Specifications
Everything we hold on this listing.
- Category
- Business
- Pricing
- Freemium
- Platforms
- Web
- Website
- 1lookup.io
- Public API
- Yes
- Open source
- No
- Added
- Sep 1, 2026
- Source
- user
How 1Lookup compares
The closest tools in the directory, matched on shared capability rather than category alone.
| Tool | Pricing | API | Open source |
|---|---|---|---|
| 1Lookup This tool | Freemium | Yes | No |
| Emailchaser | Paid | Yes | No |
1Lookup FAQ
What is 1Lookup used for?
1Lookup is a data verification and enrichment platform for businesses, developers, and SaaS teams. It lets you verify emails, phone numbers, IPs, identities, and fraud risk through one API, while also providing data enrichment, B2B intelligence, and prospecting tools. With 43+ data products, one API, and a universal credit balance, 1Lookup replaces multiple specialized data providers with a single platform.
Is 1Lookup free?
1Lookup is Freemium. Free plan available. Unlock more with a paid subscription.
What platforms does 1Lookup run on?
1Lookup runs on Web. It also exposes a public API, so you can call it from your own code or connect it to an AI agent.
What are the best alternatives to 1Lookup?
The closest alternatives are Emailchaser, all business tools that overlap with 1Lookup on email verification, lead generation. See the full list at brofindai.com/alternatives/1lookup-76ff78.
1Lookup
1lookup.io
Pricing model
Free plan available. Unlock more with a paid subscription.