On-device vs cloud transcription
They both turn speech into text — but where that happens changes everything about privacy, offline use, and who holds your audio. Here's the honest trade-off.
What each approach actually does
Cloud transcription uploads your audio to a remote server, runs it through large models there, and sends the text back. On-device transcription does the same job using the speech models already on your iPhone or iPad, so the audio never leaves your hand. Same result — text from speech — but a very different path for your voice.
Where on-device wins
Privacy is the headline. If the audio never leaves the device, there is no upload to intercept, no server copy to worry about, and — in Notabe's case — no account to create. It also works offline, since nothing has to travel, and capture feels instant. For personal notes, journals, and anything you would rather keep to yourself, on-device is the safer default.
Where cloud has an edge
Cloud transcription can pull ahead on long, messy, multi-speaker recordings, or where you need the highest accuracy for a professional transcript. That is why services like Rev exist. The right question is what you are transcribing: your own quick thoughts, or someone else's hour-long meeting?
Notabe's choice
Notabe transcribes on-device on purpose, because it is a notebook for your own voice — where privacy and speed matter more than transcribing a boardroom. Every note is then auto-titled, tagged, and findable by meaning. See how that compares to a cloud voice-notes app in Notabe vs Voicenotes.
Frequently asked
Is on-device transcription more private?
Yes. On-device transcription processes your speech using models on your own phone, so the audio never leaves it. Cloud transcription uploads your audio to a server, which is fine for many uses but means your voice is handled elsewhere.
Does on-device transcription work offline?
It can — because the processing happens locally, you can capture and transcribe a note with no internet connection at all. Cloud transcription needs a connection to upload and return the text.
Is cloud transcription ever the better choice?
For long recordings, many speakers, or the highest possible accuracy on difficult audio, cloud services can have an edge. For fast, private, personal capture of your own voice, on-device is hard to beat.