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DuoCast vs Speakmac

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

DuoCast compared with Speakmac
DetailDuoCast logo DuoCastSpeakmac logo Speakmac
What it doesTurn any document into a two-voice podcast you can listen to on your commute Private dictation and meeting transcripts for Mac, no subscription required
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Paid
PricingFree: 3-minute preview of any episode with spoken-intro watermark, no download. Pro: $12/mo for unlimited episodes up to 50,000 characters, MP3 downloads, no watermark, priority queue. Credit pack: $9 for 20 full episodes up to 50,000 characters with MP3 downloads, credits never expire, no subscript Personal plan: $29 one-time for 1 Mac. Pro plan: $39 one-time for 2 Macs. Both include lifetime license and 12 months of updates. Enterprise plans available by contacting [email protected]
Key features
  • Paste text, PDF, DOCX upload, or article URL input
  • Two-host conversational format with Q&A dialogue
  • Self-hosted speech synthesis models
  • 5–15 minute episodes with chapters and synced transcript
  • MP3 download capability on Pro plan
  • Free 3-minute preview on any document
  • Priority queue processing for Pro subscribers
  • Support for documents up to 50,000 characters
  • No watermark on Pro and Credit pack episodes
  • Dictation in any Mac application with customizable keyboard shortcuts
  • Meeting recording without adding a bot to the call
  • Custom vocabulary and name recognition training
  • Transcript search and replay functionality
  • Drag and drop audio file transcription
  • Support for 25 languages
  • Low memory usage compatible with other open applications
  • Automatic cleanup of rough speech into readable text
  • Local processing with no account or API key required
What makes it different
  • Two-voice dialogue format keeps listeners engaged better than monotone reading
  • Self-hosted voice models optimized specifically for natural Chinese and Japanese pronunciation
  • No per-character pricing, so long documents are voiced end-to-end without truncation
  • Automatically rewrites source documents into conversational format
  • Credit packs never expire, providing flexible usage without subscription commitment
  • All audio processing happens locally on your Mac with no data sent to external servers
  • One-time purchase with no monthly subscriptions or usage limits
  • Meeting recording without adding a bot participant to calls
  • Fast accurate transcription faster than typing by hand
  • Works in any Mac application with a text cursor
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)1 no change since last check25 +2 (up) since last check
Trust Flow (Majestic)312
Citation Flow (Majestic)1031
Referring domains (Majestic)586

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