Independent voice studio for live conversations and text to speech
Stage
Startup
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Founded
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Based in
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Pricing model
Freemium
Not given
Pricing
Test Drive (Free): greetings, voicemail, text backs, monthly allowance, up to 2 modes, shared community line. Basic: monthly or yearly, more voicemails and texts, up to 5 modes, scheduled mode switching. Pro: monthly or yearly, most voicemails and texts, unlimited modes, scheduled switching, AI voic
Starter: $19.9/month for 660 credits. Pro: $39.9/month for 2,000 credits. Max: $79.9/month for 4,100 credits. Annual billing also available. Live Talk costs one credit per six seconds (10 credits per minute). Text to Speech costs one credit per 160 trimmed Unicode characters, rounded up per request.
Key features
AI transcription and summaries of voicemail messages
Automatic text replies to missed calls
AI voice greetings
Multiple switchable greeting modes
Scheduled automatic mode switching
Visual voicemail with transcripts
Contact-based caller display with names
Dedicated phone line option
Contacts stored locally and never uploaded
Live voice conversations with multiple voice options
Text-to-speech with downloadable WAV files
Multiple conversation modes including casual chat, language tutoring, mock interviews, and storytelling
Live captions during conversations
Downloadable conversation transcripts
Support for multiple languages
Session length limits based on subscription plan
Credit balance management across both tools
Failed operation refunds and recovery
What makes it different
One-minute setup with conditional call forwarding; you keep your own number and SIM
Callers get automatic text replies even without leaving a message
AI summarizes voicemail in seconds without dialing in
Contacts never leave your iPhone; data is never sold
Mode-based greetings that match your schedule automatically
Independent service clearly distinguished from Block's official Dessa research model
Transparent provider identification with clear separation of research samples from tool outputs
Unified credit system shared between live chat and text-to-speech tools
No credit card required for free trial
Detailed documentation of pricing calculation and service limits
Phonable
Dessa AI