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KX21 vs Ringee

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

KX21 compared with Ringee
DetailKX21 logo KX21Ringee logo Ringee
What it doesThe Platform People Open calling infrastructure for humans and AI voice agents
StageNot given Not given
FoundedNot given Not given
Based inUS Not given
Pricing modelNot given Freemium
PricingKapture: $0.001 per recording, $0.005 per completed form, $15/month for unlimited e-signatures, 2,000 free tokens to start. Komms: $0.08 per minute including phone call, $15/month per phone number, 625 free minutes to start. KontrolX: 50% off current bill, base rate from $2,500/month, no per-lead fe Freelancer: Free for one person. Organization: $20/month per organization with unlimited users. Calls: pay-as-you-go from $0.012/min.
Key features
  • Lead recording and session replay at $0.001 per recording
  • E-signatures with $15/month unlimited access
  • Form building and lead capture with Kapture
  • SIP routing on customer-owned carrier
  • 100+ MCP tools for Claude and AI clients
  • Call 180+ countries from browser
  • AI voice agents for outbound calling
  • Number rotation with local presence
  • Progressive dialing campaigns
  • Call recording and real-time transcription
  • AI transcription analysis with objection detection
  • ChatGPT and Claude integration via MCP
  • Bring your own carrier with SIP support
  • CRM sync with Attio and Odoo
  • Lead prospecting with Apollo and Prospeo
What makes it different
  • Transparent pricing with no vendor markup: phone, storage and data companies bill customers directly
  • 50% savings on lead routing and call tracking compared to current vendors
  • Customer data ownership with no export fees or seat charges
  • Built for AI with 100+ MCP tools for Claude
  • All features available in every plan with usage-based pricing only
  • Flat team pricing with unlimited users, no per-seat fees
  • Open source and self-hostable under MIT license
  • AI voice agents that hold real conversations on same stack as humans
  • Pay-as-you-go calling from $0.012/min, no hardware required
  • Browser-based with optional apps, no installation needed
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)5 +1 (up) since last check9 −1 (down) since last check
Trust Flow (Majestic)65
Citation Flow (Majestic)2626
Referring domains (Majestic)1532

4 details filled in for both companies.

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