CheckNumber.AI vs Swarmhit

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 Swarmhit
Detail	CheckNumber.AI	Swarmhit
What it does	Bulk phone number and email verification across 50+ platforms via API or no-code CSV upload	LinkedIn and cold email outreach API with built-in sequencing, throttling and 250+ safeguards
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	AE
Pricing model	Paid	Freemium
Pricing	Not given	LinkedIn: $16.90 per sender per month (1-50 senders), $14.90 (51-150), $12.90 (151-250), $10.90 (251-500), $8.90 (501-1,500), $6.90 (1,501-2,500), then sales pricing. Cold email: $59 for 50,000 sends per month, $94 for 125,000, $139 for 250,000, $199 for 500,000, $319 for 1 million, $539 for 2 milli
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	Unified sequences combining LinkedIn and cold email steps Built-in sequencing, queuing, throttling and retries 250+ safeguards monitored 24/7 Dedicated proxy and managed warmup per LinkedIn sender Leads database with 1B+ contacts across 60M companies Branching logic based on lead response and profile data Webhook events for sends, replies, accepted invitations and bounces Unified dashboard for accounts, mailboxes, usage and webhooks Unlimited mailboxes for cold email campaigns
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	Email and LinkedIn in the same campaign sequence with unified reply tracking Built by GTM operators and senior engineers who used the largest outreach tools and hit their limits AI agents can launch campaigns and read replies through the REST API
Community votes	0	0
DR (Domain Rating by Ahrefs)	37 no change since last check	26 −1 (down) since last check
Trust Flow (Majestic)	6	6
Citation Flow (Majestic)	44	31
Referring domains (Majestic)	42	75

4 details filled in for both companies.

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