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Whisperstream vs Liner Notes

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

Whisperstream compared with Liner Notes
DetailWhisperstream logo WhisperstreamLiner Notes logo Liner Notes
What it doesOn-device dictation for Windows with no cloud transcription An AI journaling app for iPhone that drafts your diary from your day's traces
StageNot given Startup
FoundedNot given Not given
Based inCA Not given
Pricing modelNot given Freemium
Pricing$29 for 1 device, $49 for up to 2 devices. One-time payment, no subscription. Free plan includes daily diary, automatic records, drafting and polishing, and export. Pro Monthly: $3.99/month with no free trial and ability to cancel anytime. Pro Yearly: $29.99/year (about $2.50/month) with 7 days free.
Key features
  • On-device speech recognition using NVIDIA Parakeet model
  • Text delivery to compatible applications via clipboard or simulated keystrokes
  • Searchable transcript history with audio replay and encryption
  • Import and transcribe audio files locally
  • Support for 39 languages including English, Spanish, French, German, Chinese, and Japanese
  • Optional AI cleanup to remove filler words and fix grammar
  • Custom dictionary for names, technical terms, and acronyms
  • Works entirely on CPU without requiring GPU for core transcription
  • Automatic diary drafting from places, photos, sleep, steps and plans
  • Timeline view of your day with Apple Watch body metrics
  • On-device conversation transcription split by speaker
  • Daily morning note and weekly letters
  • No account required, records kept on iPhone
  • Export as Markdown or full copy
  • Choose where text is created: on-device, Apple Private Cloud, or OpenAI
  • Monthly relationship changes tracking
  • Heart rate and voice analysis during conversations
  • Daily copy backup to iCloud Drive
What makes it different
  • Works offline after initial setup with no internet connection needed for core transcription
  • Broad app compatibility without requiring add-ins or plugins
  • Runs on CPU with no GPU required for speech recognition
  • Diary draft prepared automatically before you write, using AI to process daily data traces
  • All data stored exclusively on iPhone with no account, no servers collect your diary
  • Conversations transcribed on-device with speaker identification and automatic deletion of audio
  • User control over where text is created with privacy options
  • Works without writing; continues automatically even during breaks
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 (up) since last check1 no change since last check
Trust Flow (Majestic)170
Citation Flow (Majestic)290
Referring domains (Majestic)780

4 details filled in for both companies.

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