Vooks Public Catalog API vs SignupVet

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

Vooks Public Catalog API compared with SignupVet
Detail	Vooks Public Catalog API	SignupVet
What it does	API for accessing Vooks' catalog of animated read-along storybooks and subscription pricing	Check email, phone and IP of every new signup to spot bots and fraud
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	GB
Pricing model	Free	Not given
Pricing	Free with rate limit of 600 requests per minute. Optional OAuth 2.0 token available to increase rate limit to 3,000 requests per minute.	Free: 250 checks per month. Build: $49/month for 5,000 checks. Growth: $199/month for 25,000 checks. Scale: Custom pricing. One-time packs: $15 for 1,000 checks that never expire.
Key features	Search and filter library by age, topic, language, audio and sort criteria Fetch individual titles with long descriptions Access published subscription plans and trial terms Batch operations for up to 20 reads in one round trip Asynchronous catalog export with OAuth 2.0 authentication RFC 9457 structured error responses Typed client library for npm and vooks CLI Agent plugin support via MCP Registry OpenAPI 3.1 documentation and API catalog RFC 9727	Email verification: checks for disposable providers, typos, dead mail servers and placeholder addresses Phone validation: checks validity, country, line type, flags toll-free and blocks premium-rate numbers IP checking: detects Tor, VPNs, datacenters and bot-wave patterns Dashboard and logs with masked data Custom block and allow lists on paid plans Webhooks and Slack alerts on paid plans Sub-50 millisecond response time
What makes it different	No authentication required for catalog reads; no API key, form or quota needed Comprehensive filtering options for children's content by age, topic, language and more Semantic versioning guarantees 180 days minimum support after deprecation of prior versions	Catches bot waves by analyzing recent signups together, not just individual checks One API call covers email, phone and IP combined instead of three separate services Privacy by design: email, phone and IP never stored in clear text, logs deleted after 90 days
Community votes	0	0
DR (Domain Rating by Ahrefs)	63 no change since last check	1 no change since last check
Trust Flow (Majestic)	20	1
Citation Flow (Majestic)	29	14
Referring domains (Majestic)	722	4

4 details filled in for both companies.

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