Otto: AI Email Assistant

Gmail inbox, calendar & tasks

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

Delegate your day. Otto triages your inbox, drafts replies in your voice, and books meetings when you ask — you just approve. Email, calendar & tasks, one assistant. Delegate your day. Otto is the AI assistant that runs your email, calendar and tasks — it does the work, you just approve. Ask in plain English. "Triage my inbox." "Reply to Sarah — yes to Thursday." "Book a roadmap review with Elena tomorrow at 3pm." Otto drafts the reply, fills in the event, finds the right person — and shows you everything before it happens. WHAT OTTO DOES • Smart triage that surfaces what needs you and clears the rest • Replies drafted in your voice, ready to send • Compose by asking — the form fills itself • Books meetings for you: calendar, contacts and tasks built in • Snooze, send later, undo send, follow-up nudges • Bulk clean-up at scale: "archive every promo older than a week" • Daily digests and automations that run on your schedule YOU STAY IN CONTROL • Every action waits for your one-tap approve • Private by design: your mail is never used to train models TRY IT FIRST • Explore the full app on sample data — no account needed Works with Gmail. Free to start; Plus & Pro unlock more AI horsepower and higher limits. Terms of Use (EULA): https://ottomail.app/terms

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Otto now keeps you in the loop. • Notifications for new mail, reminders, mentions and anything that needs a fix — with a notification center in the app. • A Morning Brief at 8:30: today's events, tasks due, mail you may have missed, and what's scheduled. • Reminders before your calendar events. • Sound & haptics: tasteful cues on actions, a collection of alert sounds, or bring your own. • Tap any alert to land exactly where it points.

Version 1.1.0

The developer, Arghyadeep Karmakar, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Purchases
    • Contact Info
    • User Content
    • Identifiers
    • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • Arghyadeep Karmakar
Size
  • 12.6 MB
Category
  • Productivity
Compatibility
Requires iOS 15.0 or later.
  • iPhone
    Requires iOS 15.0 or later.
  • iPod touch
    Requires iOS 15.0 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English
Age Rating
4+
In-App Purchases
Yes
  • Otto Pro $119.99
  • Otto Pro $14.99
  • Otto Pro $5.99
  • Otto Plus $39.99
  • Otto Plus $4.99
  • Otto Plus $1.99
  • Learn More
Copyright
  • © 2026 Arghyadeep Karmakar
  • Developer Website
  • Privacy Policy