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Audio Diary vs AudioPen

Two fact sheets from our own research, side by side — pricing, platforms, API access and status re-checked by us rather than quoted from the vendors.

The short answer

Entry price
Audio Diary from $10.99/mo, AudioPen from $33 once — different billing units, so no direct winner
Free plan
Both have one
Higher Trust score
Audio Diary — 86 vs 81 for AudioPen
Best fit
Audio Diary: People who reflect more easily out loud than in writing · AudioPen: People who draft by talking and want usable prose, not a transcript
Platforms
Audio Diary: Web, macOS, iOS, Android · AudioPen: Web, macOS, Windows, iOS, Android, Chrome extension

From our own records as of each tool's last check. Anything we have not confirmed is left out rather than guessed. How we verify

Audio DiaryVoice journal that transcribes spoken entries into summaries, themes and goalsAudioPenTurns rambling voice notes into clean written text in a style you choose

Side by side

FactAudio DiaryAudioPen
CategoryMental Health & Therapy ChatbotsNote-taking & Second Brain
Pricing modelFreemiumFreemium
Starts at$10.99/mo$33 once
Trust score86 / 10081 / 100
PlatformsWeb, macOS, iOS, AndroidWeb, macOS, Windows, iOS, Android, Chrome extension
CompanySoliloquy Apps LimitedNicheless Inc.
Last verifiedOct 15, 2026Oct 23, 2026

What our research says

Audio Diary

A well-executed voice journal whose strongest selling point is not the AI but the exit door: full export of audio, transcripts, markdown and PDF is available even on the free tier. The catch is that no price appears anywhere on the website, so you only learn the cost at the in-app paywall.

Pros

  • Comprehensive export on both free and paid accounts
  • Recordings encrypted in transit and at rest, with a stated no-training agreement
  • Genuine cross-platform coverage including macOS and the browser
  • Free tier is usable for evaluating the analysis quality

Cons

  • No pricing published on the website; figures only appear in the app store listing
  • Free tier's recording time is roughly a tenth of the paid allowance
  • Analysis depends on a third-party model provider, with no self-hosted option

AudioPen

The narrow focus is the point: AudioPen does one job, turning messy speech into text someone else can read, and does it across every device on a single account. The catch is the pass-based pricing, which asks for a year up front instead of letting you try a month.

Pros

  • Rewrite intensity is adjustable rather than take-it-or-leave-it
  • Custom writing styles and multi-note merging on paid passes
  • One licence spans web, mobile, Mac, Windows and Chrome
  • Zapier and webhook hooks for pushing notes into other tools

Cons

  • No monthly plan; the entry commitment is a multi-month pass
  • No documented public API, only Zapier and webhooks
  • Run by a very small operation, with little published about the company

Which one fits

Choose Audio Diary if you need

  • People who reflect more easily out loud than in writing
  • Anyone who wants entries summarised and themed rather than just stored
  • Users who care about being able to take their journal with them

Choose AudioPen if you need

  • People who draft by talking and want usable prose, not a transcript
  • Writers and founders capturing ideas away from a keyboard
  • Anyone switching constantly between phone, laptop and browser

Audio Diary vs AudioPen: the questions people ask

Is Audio Diary cheaper than AudioPen?

They charge in different units, so there is no like-for-like answer: Audio Diary starts at $10.99/mo, AudioPen at $33 once. Entry price is the lowest paid plan as we last verified it.

Does Audio Diary or AudioPen have a free tier?

Both: Audio Diary has a free tier, and AudioPen has a free tier.

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