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OsmO vs Calldone

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

OsmO compared with Calldone
Detail OsmOCalldone logo Calldone
What it doesAI phone assistant that answers unknown callers, screens spam, takes messages, and makes calls for you AI voice agents that answer your business calls 24/7, handling inbound calls, booking appointments, answering questions, and qualifying leads.
StageNot given Not given
FoundedNot given Not given
Based inIN US
Pricing modelFree trial Paid
PricingFree 7-day trial, then OsmO Pro on iPhone (US$9.99 or ₹299) or Basic (US$7.99 or ₹199) and Premium (US$9.99 or ₹299) on Android. Prices are localized by store; see Apple App Store or Google Play for current pricing. Solo $49/month (75 min), Professional $99/month (200 min), Launch $299/month (500 min), Growth $499/month (1,200 min), Enterprise custom. Extra minutes $0.59/min (Solo), $0.49/min (Professional), $0.45/min (Launch), $0.35/min (Growth).
Key features
  • AI call screening for unknown numbers
  • Custom voice cloning
  • Outbound calls and appointment booking
  • Transcripts and summaries of all calls
  • Custom call-handling instructions
  • Knowledge base for answering caller questions
  • Skip AI list for priority callers
  • Dedicated assistant phone line
  • Recurring weekly calls
  • Works on existing phone number via call forwarding
  • 24/7 call answering on first ring
  • Appointment booking into calendar or CRM
  • Call recording, transcription and summarization
  • Automatic call escalation to live team members
  • Outbound call campaigns
  • Custom voice training
  • Multi-language support
  • Manual dialer for campaigns and reminders
What makes it different
  • Answers calls in your own cloned voice instead of a generic robot voice
  • Makes outbound calls for you, not just screens incoming calls
  • Screens calls in real-time based on caller intent, not just blocklists
  • Supports multiple languages including Spanish and Hindi
  • No new phone number or SIM swap required
  • Natural-sounding custom voices vs generic robotic alternatives
  • Built-in integrations and tools without complex infrastructure
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)17 −1 (down) since last check4 no change since last check
Trust Flow (Majestic)61
Citation Flow (Majestic)2613
Referring domains (Majestic)509

6 details filled in for both companies.

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