Nodium vs ISBNLab

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

Nodium compared with ISBNLab
Detail	Nodium	ISBNLab
What it does	WhatsApp API gateway for developers	Book metadata database and API for searching, converting and using ISBN data
Stage	Not given	Not given
Founded	Not given	Not given
Based in	FR	US
Pricing model	Freemium	Freemium
Pricing	Build: free forever with 3,000 messages a month, 1 WhatsApp number, 1 GB media, 7-day retention. Launch: €19 per month with 100,000 messages, 3 numbers (€8 per extra), 20 GB media (€0.10 per extra GB), 30-day retention, €1 per 1,000 messages beyond quota. Scale: €249 per month with 1,000,000 message	Free: $0/mo with 1,000 Daily Calls; Standard: $5/mo with 5,000 Daily Calls; Pro: $15/mo with 15,000 Daily Calls. Custom plans available.
Key features	REST API for sending and receiving messages TypeScript SDK and command line tools Signed webhooks with retries Message templates and broadcasts MCP server for AI agents n8n community nodes for workflow integration Message retention configurable per plan EU-hosted with encrypted secrets Embedded Signup for customer number connection Media storage and delivery	REST and GraphQL API ISBN validation and conversion Multiple response formats: JSON-LD, JSON and CSV OpenAPI and Swagger documentation Official client libraries for PHP, Python, TypeScript/JavaScript and Go Catalog of 102.1M book editions Groups every edition of a book together Comprehensive book data: ISBN-10, ISBN-13, EAN, ASIN, title, authors, publishers Author information including names, birth and death dates, biography and photos
What makes it different	Official Meta Tech Provider using WhatsApp Cloud API Never reads or transforms customer messages EU-hosted with data in Ireland and Paris No phone number provider - customers use their own numbers	One consistent schema for every book keyed by ISBN Catalog of 102.1M book editions ISBN validation and conversion for any valid ISBN, not just books in the catalog Suitable for beginner, intermediate and advanced users
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	4 no change since last check
Trust Flow (Majestic)	0	1
Citation Flow (Majestic)	0	32
Referring domains (Majestic)	0	6

6 details filled in for both companies.

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