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Aiko vs Whisper: catalog facts
Aiko	Whisper
Paid Sold on the App Store as a Universal Purchase, with a trial available.	Free Free and open source, including the model weights.
macOS, iOS	Windows, macOS, Linux, Command line
Transcription runs entirely on the device Supports around 100 languages	Runs locally, so audio never leaves your machine Transcription, translation to English and language identification
Apple platforms only Accuracy is lower for some languages	Command-line and Python setup, no graphical interface Larger models are slow without a capable GPU
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.