Swiss Engineered
iDigi
Feature Overview
A complete, efficient, and beautifully consistent digital-mode suite for amateur radio — built exclusively for macOS. Decode, transmit, log, and visualize your activity with confidence.
Support for Many Digital Modes
Operate the most popular modes in one app — with more on the way.
📶 Core Modes
iDigi supports a broad set of modes used worldwide:
PSK, RTTY
CW
SSTV (more than 100 SSTV modes)
FT4 and FT8
WSPR
WEFAX
🧭 Roadmap
Actively developed with additional modes planned:
Hellschreiber (Feld-Hell)
MFSK
Olivia
Always evolving while maintaining stability and ease of use.
🖥️ Easy-to-Use Interface
Clean, consistent UI across all modes
Real-time Waterfall View to visualize signals
Helpful tooltips on every control
High-Quality, Efficient Decoders
Engineered for accuracy, tuned for speed, optimized for the Mac.
🎯 Accuracy First
Per-mode DSP pipelines are optimized to deliver the highest possible decode quality, even in weak or noisy conditions.
⚡ Efficiency Matters
Low-overhead processing enables faster decodes and longer battery life for portable operation.
Tailored for macOS
Native performance, native polish.
Built for Mac
Developed exclusively for macOS with a streamlined, Mac-style workflow.
🧮 Native DSP
Leverages specialized Apple frameworks and highly efficient code paths for low power consumption.
🔋 Optimized Runtime
Smart resource use keeps thermals and battery drain in check during long operating sessions.
Automation & Macros
Operate faster with flexible, human-friendly automation.
Macros supported in all text modes
Create custom macros and variables
Automatic callsign detection and substitution
Conditional text — remove parts when variables are empty
Callsign Lookup
Automatic lookups from QRZ.com and HamQTH. Retrieved data is displayed in-app and saved into your log entries.
Quick-Log
Lightning-fast QSO entry designed for minimal typing and maximum flow, with integrated lookup and propagation context.
Highly Integrated
Real-time spot display with GridTracker2
Automatic QSO log transfer to MacLoggerDX, RUMLogNG, GridTracker2, or any N1MM-compatible logger running locally or on your LAN
Automatic QSO uploads to LoTW, QRZ.com, eQSL, Clublog, and Wavelog
Callsign and station lookups via QRZ.com and HamQTH
Rig control via Hamlib, supporting virtually any CAT-capable transceiver over serial or network connections (list of supported radios)
DXLab Commander CAT Control Support
Propagation Conditions
See current and forecasted conditions right in iDigi — including the best bands to use and when to try for contacts.
CAT Control & ATU
🎛️ CAT Control
Supports CAT for most major transceivers
Automatically sets band, frequency, and mode
Continuously queries and syncs rig state
DXLab Commander Support
🧲 ATU Control
Integrated support for the Ciro Mazzoni Baby Loop antenna tuner.
Audio Recording & Playback
⏺️ Audio Recording and Playbak
Record received and transmitted audio as AIFF or MP4
Replay recordings for decoding within iDigi
Adjustable playback speed (up to ×128) — ideal for slower modes like WEFAX
Built-In Logbook
🗂️ Powerful & Beautiful
Modern log with a world map view
Statistics for your QSOs
🔁 Import / Export
ADIF import & export
Cabrillo export
☁️ One-Click Uploads
Upload to eQSL.cc, QRZ.com, Club Log, LoTW
Direct LoTW support — no TQSL required
Manual or automatic instant upload
🔗 N1MM Integration
Real-time log sharing via the N1MM protocol to compatible loggers on your local network.
Get iDigi for macOS
Set up in minutes. Connect your radio, pick a mode, and start exploring the airwaves.
Available in the App Store to try out, buy a full license as an In-App purchase.
iDigi is free to try on the Mac App Store, with a full license available as an in-app purchase for just $9.99 (prices may vary depending on country and applicable taxes).
Swiss Engineered