ZelNum vs CallEmbed

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 CallEmbed
Detail	ZelNum	CallEmbed
What it does	Phone number, carrier, and messaging app verification platform for contact list cleaning and fraud review	In-product voice calls in three lines of code
Stage	Not given	Not given
Founded	Not given	Not given
Based in	EE	TW
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: 30-minute one-time trial, no credit card required. Explore: $19/month ($190/year) with 800 included minutes. Emerge: $49/month ($490/year) with 2,500 included minutes. Pioneer: $99/month ($990/year) with 6,000 included minutes. Enterprise: custom pricing. Additional 1,000-minute packs: $40 (Fr
Key features	Bulk CSV/TXT file upload and processing VoIP and disposable number detection Real-time single lookups and batch API jobs	One-line default UI with Traditional Chinese and English support Customizable components with CSS variables Headless core for custom UI implementation Call routing with queues Metadata passing for call context HMAC-signed webhooks for integration Origin allowlist for security Encrypted WebRTC audio transmission Multiple agents without call duplication Agent Inbox browser-based dashboard
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	Eliminates phone numbers and app requirements for customer support calls Built on LiveKit real-time media infrastructure Does not record audio, only stores call metadata Minute-based pay-as-you-go pricing with no surprise charges
Community votes	0	0
DR (Domain Rating by Ahrefs)	18 +1 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	15	0
Citation Flow (Majestic)	29	0
Referring domains (Majestic)	19	0

6 details filled in for both companies.

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