DigiDecoder vs PSKrep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DigiDecoder
Decode and encode various ham radio digital modes in real-time. Supports automatic mode recognition, SSTV image transmission, and multiple packet TNC options. Offers a free trial before monthly subscription or lifetime purchase.
- Universal digital modes decoder/encoder
- Automatic mode recognition
- Real-time animated waterfall display
- SSTV image encoding and transmission
- Support for FT8, CW, Packet, and more
- Bluetooth and network TNC support
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DigiDecoder is a universal ham radio digital modes decoder and encoder. Use the built-in microphone or connect an audio cable directly for better input quality. One app for all the signals! The correct digital mode is automatically recognized and decoded in real time with an animated waterfall display. Quickly encode and send beautiful SSTV images, plus CW, FT8, and Packet messages. Bluetooth and network TNCs for Packet are supported as well. Try DigiDecoder free for 7 days. After the trial, continue with an affordable monthly subscription, or unlock lifetime access with a one-time purchase (a few months' worth). Nothing is charged during the trial and you can cancel anytime. Currently supported modes (more to come): SSTV: Robot 8 BW - 160×120 Robot 12 BW - 160×120 Robot 24 Color - 160×120 YCrCb Robot 24 BW - 320×240 Robot 36 - 320×240 YCrCb Robot 72 - 320×240 YCrCb Scottie S1 - 320×256 RGB Scottie S2 - 320×256 RGB Scottie DX - 320×256 RGB Martin M1 - 320×256 RGB Martin M2 - 320×256 RGB PD50 - 320×256 YCrCb PD90 - 320×256 YCrCb PD120 - 640×496 YCrCb PD180 - 640×496 YCrCb PD240 - 640×496 YCrCb PD160 - 512×400 YCrCb PD290 - 800×616 YCrCb Packet: AX.25 1200 - AFSK Bell 202, 1200/2200 Hz FX.25 1200 - AX.25 + Reed-Solomon FEC AX.25 300 - AFSK 1600/1800 Hz FX.25 300 - AX.25 300 + Reed-Solomon FEC IL2P 1200 AFSK - Bell 202 + RS FEC IL2P 300 AFSK - 1600/1800 Hz + RS FEC IL2P 300 BPSK - 1500 Hz DBPSK + RS FEC Weak Signal: FT8 - 8-tone GFSK, 15s periods FT4 - 4-tone GFSK, 7.5s periods JS8 - Keyboard-to-keyboard, FT8-based modulation WSPR - 4-FSK beacons, 2 min periods Narrowband: RTTY - 45.45/50/75 Bd CW/Morse - 5-55 WPM Olivia - 8/250, 8/500, 16/500, 16/1000, 32/1000 Voice: RADE - neural OFDM digital voice Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
PSKrep
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Stop fighting with your mobile browser. PSKrep provides the fastest, most fluid way to visualize amateur radio propagation on your iPhone or iPad. Built specifically for the ham radio community, PSKrep transforms the powerful data from PSKReporter.info into a high-performance, interactive map optimized for field and shack use. Whether you are chasing DX, monitoring FT8 openings, or checking your own signal reach, PSKrep delivers the data you need without the lag. KEY FEATURES * High-Performance Mapping: Smoothly pan and zoom through thousands of spots. Our custom engine handles high-density data without crashing or stuttering. * Real-Time Data: Stay on top of the latest propagation trends with background data parsing that keeps the UI responsive. * Advanced Filtering: Filter by Band (160m to 70cm), Mode (FT8, CW, JS8, etc.), Callsign, and Time Range (15m to 24h). * Station Deep-Dive: Tap any station to see detailed signal reports, distance calculations, and a history of recent spots. * Optimized for Radio Operators: A clean, Material 3 Dark Mode interface designed for low-light environments and easy readability. * Path Visualization: Visualize the exact propagation path between stations to see exactly where the skip is happening. BUILT FOR PERFORMANCE Unlike web-based tools, PSKrep uses dedicated background isolates to parse XML data, ensuring your map remains buttery smooth even during peak contest weekends or massive openings. PERFECT FOR: * DXers: Identify band openings the second they happen. * POTA/SOTA Enthusiasts: Check your signal reports from the field on a mobile-friendly UI. * FT8/Digital Mode Operators: Monitor global activity for your favorite digital modes. Terms and EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: DigiDecoder at none against PSKrep's shown. DigiDecoder also leads on update cadence (weekly vs monthly). PSKrep's advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. DigiDecoder sells 2 in-app purchases, starting at $2.99 per month and PSKrep sells 3 in-app purchases, starting at $0.69 per month. Whichever you choose, the download price is not the number that matters.
DigiDecoder ships an update weekly, PSKrep monthly. The most recent releases landed on November 5, 2026 and October 3, 2026 respectively.
| Parameter | DigiDecoder | PSKrep |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (8 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Weekly — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | Lukasz Skierkowski | Kaan Yaren |
In-app purchases
DigiDecoder
- DigiDecoder Monthly7 Days trial$2.991 Month
- DigiDecoder Lifetime$8.99
PSKrep
- Monthly Pro Subscription$0.691 Month
- Annual Subscription$5.991 Year
- Remove Ads$3.99









