MorseModem

Messages vocaux secrets Morse

Free · Designed for iPad

Share secrets as voice memos. In Morse code. MorseModem lets you send hidden messages through any messaging app. Type your text, encode it as Morse code audio, and share it as a regular voice memo. Only someone with MorseModem can decode it. To everyone else, it sounds like beeps. Works with WhatsApp, iMessage, Signal, Messenger, and any app that supports voice memos. ENCODE Type a message and convert it to Morse code audio. Feel each dot and dash through haptic feedback as your secret takes shape. Share the result as a voice memo -- it blends right in. DECODE Received a Morse voice memo? MorseModem auto-detects the tones, calibrates the timing, and reveals the hidden message. LEARN New to Morse code? Browse the built-in guide covering letters, numbers, and punctuation. Tap any character to hear how it sounds. PRIVATE BY DESIGN - 100% offline -- no servers, no internet required - No data collected - No tracking - No ads - Open source Your messages never leave your device. Nothing is stored, sent, or analyzed by us. Ever. Available in English and French.

Ratings & Reviews

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Accessibility • Full VoiceOver support: all buttons, sliders, and controls now have descriptive labels and hints • VoiceOver announces when recording starts and stops, and when an audio file is imported • Morse code dot/dash output is hidden from VoiceOver to avoid noise • Dynamic Type: icons now scale with your preferred text size • Reduced Motion: recording animation is disabled when "Reduce Motion" is enabled in Accessibility settings • Improved contrast: placeholder text in the Decoder is now easier to read • Waveform display now uses both shape and color, so it remains meaningful without color

Version 1.1.0

The developer, Nicolas Lhomme, 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 Not Collected

    The developer does not collect any data from this app.

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

    The developer indicated that this app supports the following accessibility features. Learn More

    • Supported Features

      • VoiceOver

      • Voice Control

      • Larger Text

      • Dark Interface

      • Differentiate Without Colour Alone

      • Sufficient Contrast

      • Reduced Motion

    Information

    Provider
    • Nicolas Lhomme
    Size
    • 1.3 MB
    Category
    • Utilities
    Compatibility
    Requires iOS 26.4 or later.
    • iPhone
      Requires iOS 26.4 or later.
    • iPad
      Requires iPadOS 26.4 or later.
    • Mac
      Requires macOS 26.4 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 26.4 or later.
    Languages
    • English and French
    Age Rating
    4+
    Copyright
    • © 2026 Nicolas Lhomme
  • Developer Website
  • Privacy Policy

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