ipinfo and ipstack are two of the most popular IP geolocation APIs. They overlap heavily, but differ in data depth, focus and developer experience. Here's a neutral comparison — and where detectip.ai fits if you also need threat and bot detection.
ipinfo at a glance
- Data-first company with strong, accurate geolocation and rich network/ASN metadata.
- Popular for "who owns this IP / which ISP" questions and enterprise data needs.
- Offers downloadable databases and APIs.
ipstack at a glance
- Simple, fast geolocation API with country/region/city, currency, timezone and connection data.
- Multi-language responses and an easy onboarding.
- Well suited to straightforward localization.
How to choose between them
| If you need… | Lean toward |
|---|---|
| Deep network/ASN metadata at scale | ipinfo |
| Simple geolocation + multi-language localization | ipstack |
| Offline database to embed | ipinfo (DB downloads) |
| Quick start for a small project | ipstack |
Where detectip.ai fits
Both ipinfo and ipstack are geolocation tools. Neither is built around bot/AI-agent detection. If your real problem is trust — proxies, VPNs, bots, AI agents — detectip.ai adds an explainable threat verdict (via the open JA4/QUIC stack) with geolocation included, and can be self-hosted. See the detailed detectip vs ipinfo and detectip vs ipstack comparisons.
Bottom line
Pick ipinfo for data depth, ipstack for simple localization, and add (or start with) detectip.ai when you need to act on trust. Try detectip.ai free with a key.