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Voice Copilot vs OiPer

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

Voice Copilot compared with OiPer
DetailVoice Copilot logo Voice CopilotOiPer logo OiPer
What it doesListen to Control Type at speech speed with private voice dictation
StageNot given Not given
FoundedNot given Not given
Based inNot given BD
Pricing modelOpen source Not given
PricingNot given Free: unlimited local transcription with no account required. Pro: $7.99/month or $71.91/year with 180 minutes/day of cloud transcription. Max: $14.99/month or $107.92/year with unlimited cloud transcription.
Key features
  • Narration of agent actions using a cheap model
  • Supervisor review at checkpoints with a strong model
  • Agent pausing with Supervisor+
  • Automatic model tier selection
  • Local transcription with Whisper models from Tiny to Large v3 Turbo
  • GPU acceleration with CUDA support where available
  • Custom dictionary for personalized transcription
  • Custom formatting prompts to adjust transcription style
  • Support for multiple languages including English, Spanish, French, German, Japanese, Chinese, and more
  • Offline operation with models running on CPU or GPU
  • Support for multiple transcription modes: local, your own API key, or OiPer cloud
What makes it different
  • No extra API keys required - reuses your existing CLI login
  • Catches agent mistakes before they become costly
  • Works with existing CLI agents without modification
  • Open source MIT license
  • Transcribes 3.5x faster than cloud APIs entirely on your device with local processing
  • Audio never leaves your device in local mode so dictation works offline with complete privacy
  • Free unlimited transcription on your machine with no account required
  • Works seamlessly in any app where you can type with zero friction workflow
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)12 no change since last check6 no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)015
Referring domains (Majestic)03

3 details filled in for both companies.

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