Letterly turns speech into text for messages, emails, notes, meeting summaries, journal entries, social posts and other writing. Dictate inside apps such as Gmail, Slack and Notion, or upload audio and video for transcription. Recordings can run up to 90 minutes, and speech detection covers more than 90 languages, including switches between languages mid-sentence. Choose a ready-made rewrite style or create custom options. Letterly can record without an internet connection; Zapier and webhooks can send notes to other apps. Its MCP connects notes with Claude, ChatGPT, Cursor, Perplexity, Gemini CLI, Codex, VS Code, Windsurf and Claude Code. The service says it does not use user words to train AI. Its DPA describes encryption in transit and at rest, access controls and regular security testing; users can delete recordings and transcripts through the app. Letterly is available on Android, iOS, macOS, web and Windows. A free plan and seven-day trial are available. Listed PRO in-app purchases are 19.99 USD per month, 44.90 USD per month for a three-month subscription, 89.99 USD per year, 99.99 USD per year, or 249.99 USD once.
Who it is for
Letterly suits people who want to turn spoken notes into written drafts across mobile, desktop and web. Its offline recording, audio uploads and support for long recordings also suit users capturing speech away from a connection.
What is good
- Supports speech detection in more than 90 languages.
- Records up to 90 minutes.
- Can record without an internet connection.
- Offers preset and custom rewrite styles.
- Users can delete recordings and transcripts in the app.
What to know first
- Services are not tailored for HIPAA or FISMA regulations.
- Services are intended for users at least 18 years old.
- PRO in-app purchases include several different subscription terms.
Verdict
Letterly combines dictation, transcription and rewriting with integrations and offline recording. Its stated age and compliance limits are important to consider, and PRO pricing varies by subscription term.
Letterly plans and pricing
All plansCompared on AI voice note apps
- Mobile app
- Yes
- Offline recording
- Yes
- AI summaries
- Yes
- Audio import
- Yes
- Max note length
- 90 min
