ZelNum vs SharpAPI

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 SharpAPI
Detail	ZelNum	SharpAPI
What it does	Phone number, carrier, and messaging app verification platform for contact list cleaning and fraud review	AI API for developers to automate complex workflows with simple REST endpoints
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	Free trial: 100,000 words for 14 days, no credit card required. Build plan: $50/credit/month (250k words monthly). Launch plan: $200/credit/month (1.6 million words monthly). Scale plan: $500/credit/month (5 million words monthly). Enterprise: Custom pricing. Annual billing offers 20% discount.
Key features	Bulk CSV/TXT file upload and processing VoIP and disposable number detection Real-time single lookups and batch API jobs	Resume-to-job match scoring across multiple dimensions Translation in 80+ languages Custom workflow builder for creating API endpoints Skills database with job titles taxonomy Sentiment analysis for reviews
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	No training required – 32+ pre-built AI endpoints ready to use immediately 30-day money-back guarantee on all paid plans 30% recurring affiliate commissions for integrators
Community votes	0	0
DR (Domain Rating by Ahrefs)	18 +1 (up) since last check	31 −1 (down) since last check
Trust Flow (Majestic)	15	5
Citation Flow (Majestic)	29	36
Referring domains (Majestic)	19	259

5 details filled in for both companies.

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