CheckNumber.AI vs Smler

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

CheckNumber.AI compared with Smler
Detail	CheckNumber.AI	Smler
What it does	Bulk phone number and email verification across 50+ platforms via API or no-code CSV upload	Deep linking and install attribution platform for mobile app teams
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	IN
Pricing model	Paid	Freemium
Pricing	Not given	Free plan: $0/month with 25,000 attributed installs monthly. Builder: $19/month with 50,000 attributed installs. Team: $49/month with 100,000 attributed installs. Scale: $129/month with 500,000 attributed installs. Enterprise: from $299/month with custom limits. Annual billing available with 2 month
Key features	Real-time verification against 50+ platforms No-code CSV/TXT upload interface REST API for automation and integration Support for 200+ countries Platform-specific detectors for messaging, social, crypto and carriers Activity detection (days active, last seen, profile data) Free single number checker tool Pay-as-you-go with no monthly fees	Deferred Deep Linking Universal Links & App Links Install & Campaign Attribution Links That Never Expire Custom Domains & Branding Developer-First API Real-time Attribution Dashboard QR Code Generation 99.9% Uptime SLA
What makes it different	Supports 50+ platforms with a single API integration No platform login or QR code required for verification Both no-code and developer-ready options Real-time checks against live platform servers No data storage or marketing use of contact lists	No per-install metering - flat pricing plans instead of per-install or per-MAU charges Links never expire on any plan Deferred deep linking included on free tier Drop-in Firebase Dynamic Links replacement with equivalent features
Community votes	0	0
DR (Domain Rating by Ahrefs)	37 no change since last check	45 +1 (up) since last check
Trust Flow (Majestic)	6	3
Citation Flow (Majestic)	44	24
Referring domains (Majestic)	42	11

4 details filled in for both companies.

More alternatives to CheckNumber.AI More alternatives to Smler