SUPPORT

Encode. Decode.
Practice.

MorseScope turns text into precise Morse tones, listens for Morse around you, and helps you develop your own keying rhythm—all on your iPhone or iPad.

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LOCAL SIGNAL PROCESSING

QUICK HELP

Three ways to use MorseScope

01

Encode a message

Type text to see and copy its Morse equivalent. Play audio or send short messages with screen light, haptics, or the rear flashlight. Free playback supports transmissions up to 60 seconds; Premium enables longer playback plus WAV or M4A export.

02

Decode Morse

Try the built-in sample, type or paste written Morse, import a supported WAV, MP3, M4A, or AAC file, or listen through the microphone. Free audio sessions and imported files support up to 30 seconds; Premium enables longer use.

03

Build Morse skill

Learn by sound, practice sending, or build a deterministic receive drill. Premium adds saved presets, advanced material, signal conditions, and automatic WPM speed ladders.

COMMON QUESTIONS

A clean signal goes a long way.

The decoder does not lock onto a carrier

Use a steady single tone in a quiet room. Move the source closer, avoid speaker distortion, and reduce competing tones. The decoder is designed for approximately 5–40 WPM.

How do I decode written Morse?

In Decoder, enter dots and dashes under Written Morse. Separate letters with spaces and words with /. For example, .... . .-.. .--. / -- . becomes HELP ME.

Does microphone audio leave my device?

No. Live microphone analysis happens on your device. The App Store version does not upload, save, or export live microphone audio.

Which audio files can I decode?

MorseScope accepts uncompressed mono/stereo PCM WAV; CBR/VBR MP3; unprotected AAC-LC, HE-AAC, or HE-AAC v2 in M4A; and raw ADTS AAC. Protected audio, ALAC, and unlisted codecs are not supported. WAV gives the most predictable result. Imported recordings may be up to 10 minutes and 128 MB.

How does adaptive practice timing work?

Begin keying naturally. After several marks, Practice estimates your dot duration and WPM, then uses that timing to distinguish dots and dashes.

How does Custom Practice work?

Open Practice and choose Build Custom Practice. A one-off selected-character receive drill is free. Premium can save and resume presets; use pasted text, locally measured weak characters, callsigns, prosigns, Q-codes, or QSO material; simulate receive conditions; emphasize weak characters; and run automatic WPM ladders with explicit accuracy goals.

What can I use for free?

Visual text-to-Morse, Morse Copy, written Morse decoding, decoded-text Copy, Morse foundations, the complete Koch path and standard scoring, Today’s Practice, adaptive sending, Callsign Practice, one-off selected-character Custom Practice drills, and all signal controls are free. Free audio use includes Encoder playback up to 60 seconds and live or imported-file decoding up to 30 seconds.

What does MorseScope Premium unlock?

Premium enables longer Encoder playback, WAV and M4A export, longer live microphone sessions, longer supported audio recordings, Decoder Pro spectrogram and signal-refinement controls, the complete local Decoder Session Library, advanced Practice coaching and operator drills, saved Custom Practice presets, advanced content and targeting, receive conditions, and resumable WPM ladders. The weekly subscription and lifetime purchase unlock the same features. Current localized prices are shown by the App Store and may change. An active weekly subscriber can choose Upgrade to Lifetime from the Premium screen.

Does flashlight output take photos or video?

No. MorseScope changes only the rear torch state for visible Morse output. It does not capture or retain camera frames, photos, or video. Visible output is limited to a conservative speed and stops after 60 seconds.

How do I restore Premium or manage a subscription?

Open the Premium screen and choose Restore Purchases after reinstalling or changing devices. If a weekly subscription is active, choose Manage Subscription to review or cancel it through Apple.

STILL NEED HELP?

Tell us what happened.

Include your device model, iOS version, and the steps that led to the issue.

zhaoxiaojian@hotmail.com