Hook0 vs IPWho

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Hook0 compared with IPWho
Detail	Hook0	IPWho
What it does	Free Webhook Platform with HMAC Signatures and EU Hosting	IP Geolocation API without the cloud tax
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	US
Pricing model	freemium	freemium
Pricing	Not given	Not given
Key features	Webhook delivery and retries HMAC signatures and encryption Configurable retry schedules Delivery monitoring and logging Subscriber portal Embeddable branded portal REST API and SDKs Event filtering and scoping	Geolocation with postal-code accuracy and accuracy radius Bulk IP lookup for multiple addresses per call
What makes it different	Fully open-source under SSPL-1.0 with no vendor lock-in EU-hosted with data sovereignty and GDPR compliance Overage events never blocked on paid plans	Independent global network instead of resold cloud eliminates reseller markup No feature gating across all pricing tiers including free plan 100x more requests compared to competitors at same price point
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	44 no change since last check	37 no change since last check
Trust Flow (Majestic)	26	26
Citation Flow (Majestic)	33	38
Referring domains (Majestic)	325	184

4 details filled in for both companies.