ZelNum vs Ecommerce Data API

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

ZelNum compared with Ecommerce Data API
Detail	ZelNum	Ecommerce Data API
What it does	Phone number, carrier, and messaging app verification platform for contact list cleaning and fraud review	Amazon data APIs for product, keyword, market, sales, review, traffic, and trademark research
Stage	Not given	Not given
Founded	Not given	Not given
Based in	EE	Not given
Pricing model	Paid	Freemium
Pricing	Pay-as-you-go prepaid credits. WhatsApp: $0.5 per 10,000 lookups (bulk) or $0.008 per lookup (realtime). Telegram: $1.5 per 10,000 lookups (bulk) or $0.012 per lookup (realtime). HLR Lookup: $4 per 10,000 lookups. Carrier Lookup: $4 per 10,000 lookups. No subscription, minimum order 500–2,000 depend	Starter: $9/month (900 calls/month) or $90/year; Pro: $29/month (3,500 calls/month) or $290/year; Business: $79/month (13,000 calls/month) or $790/year. Call packs: Trial Pack $1.99, Starter Pack $7.99, Growth Pack $16.99, Team Pack $79.99 (valid 60 days).
Key features	Bulk CSV/TXT file upload and processing VoIP and disposable number detection Real-time single lookups and batch API jobs	Amazon product search and detail endpoints Keyword research and reverse lookup Market category analysis and demand trends Traffic source and related product analysis Trademark registration details and coverage Image text recognition for Chinese and Latin characters 45 endpoints across 6 API groups Consistent response field structure and documentation API key creation and rotation from dashboard Usage monitoring and quota tracking
What makes it different	45 verification tools in one workflow covering phone, carrier, messaging apps, and social platforms Global coverage across international phone datasets and carrier networks Pay-as-you-go credits with no subscription, minimum commitment, or recurring fees Scalable from free single lookups to bulk API workflows and high-volume batch jobs	Unified REST API and MCP server for multiple ecommerce data domains One balance covers all public endpoints without per-seat fees Routes organized by marketplace and business domain Predictable usage with monthly call reset and pay-as-you-go options No charges for failed requests
Community votes	0	0
DR (Domain Rating by Ahrefs)	18 +1 (up) since last check	41 +1 (up) since last check
Trust Flow (Majestic)	15	10
Citation Flow (Majestic)	29	30
Referring domains (Majestic)	19	232

5 details filled in for both companies.

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