A little less listening. A lot more clarity.

Long voice memos.
Clear next steps.

Get the gist, jump to the good bits, and know what needs a reply. Meet a calmer way to catch up.

Take a look inside

Coming soon for iPhone & iPad

Mono shows a voice memo called A weekend away with a short summary, key points, and playback controls.

A voice memo.
With a table of contents.

Share an audio file from your messaging app, or import it from Files. Mono gives everything they said a little structure.

01 / Find your place

Skip straight to the point.

A short summary gets you up to speed. Named chapters let you jump to the part you want to hear.

Four named chapters with short descriptions and timestamps in a voice memo.
02 / Make your next move

Know what needs a reply.

Pull out questions and action items. Write replies inline, then polish the wording before you send.

A question from the voice memo with an inline reply and a Polish reply button.
03 / Listen your way

Read along. Or move along.

Follow the words as they’re spoken, change the speed with a tap, and keep each memo in your library.

A transcript organized by chapter, with spoken words darker than upcoming words.

Real app screenshots, with sample conversations.

Your memos.
Your choice.

Choose how Mono processes your audio. Your library and playback stay available whichever option you use.

Free in Mono

On your device

Use Apple’s on-device speech and AI models. Your audio and transcript stay on your device during processing.

Free in Mono

Bring your own key

Connect your OpenAI API key and pick your models. Processing goes directly to OpenAI, with usage billed by OpenAI.

Mono Plus

Leave the setup to us

Use Mono Cloud without an API key. €2 weekly, €5 monthly, €20 yearly, or €50 for lifetime access with one purchase.

Apple features depend on your device and language. Cloud processing requires an internet connection. Prices shown are for the Netherlands; local prices and taxes may vary. Subscriptions renew until canceled.

Made for the memos you receive.

A quick catch-up, a weekend plan, or a long update from a friend. Keep the conversation moving.

Say hello