Comparison

Radioddity GS vs DigiDecoder

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Radioddity GS

This application allows users to read and write frequencies to a walkie-talkie device via Bluetooth. It enables modification of walkie-talkie settings directly from a smartphone. Easily manage your device's communication parameters.

Highlights
  • Read walkie-talkie frequencies
  • Write walkie-talkie frequencies
  • Bluetooth connectivity
  • Modify walkie-talkie settings
  • Frequency management
Features
Read full description

Walkie-talkie read-write frequency. The user uses THE APP to read and write frequency to the machine through Bluetooth and modify the Settings of the walkie-talkie

About

DigiDecoder

This application decodes and encodes various ham radio digital modes in real-time. It automatically recognizes signals, displays them with an animated waterfall, and supports sending SSTV images, CW, FT8, and Packet messages.

Highlights
  • Real-time digital mode decoding
  • Automatic signal recognition
  • Animated waterfall display
  • SSTV image encoding
  • CW, FT8, and Packet message encoding
  • Bluetooth and network TNC support
Read full description

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 Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Radioddity GS4 screens
DigiDecoder4 screens

Verdict

The call

The clearest difference is review sentiment: DigiDecoder at 50% against Radioddity GS's 6%. DigiDecoder also leads on rating (4.5 vs 1.5) and update cadence (every 4 days vs every 2 months). Radioddity GS's advantage is in-app purchases (none vs 3) and ratings volume (48 vs 8). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. DigiDecoder sells 3 in-app purchases, starting at $2.99 per month. Radioddity GS asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

DigiDecoder holds the better App Store score, 4.5 against 1.5. That said, the two scores are not equally well evidenced: Radioddity GS has 48 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 6% of Radioddity GS's written reviews are positive against 50% of DigiDecoder's.

UpkeepUpdate frequency

Radioddity GS ships an update every 2 months, DigiDecoder every 4 days. Both last shipped on October 15, 2026.

Scorecard7 real differences · 3 level
Radioddity GS versus DigiDecoder: the parameters behind the verdict, then further details
ParameterRadioddity GSDigiDecoder
PriceFreeFree
Rating1.5 (48 ratings)4.5 (8 ratings) — better
Positive reviews6.1% of reviews50.0% of reviews — better
Number of ratings48 — better8
Update frequencyEvery 2 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.6 — better17.0
Further details — not scored
Size3 MB12 MB
Age rating4+4+
Developer资恺 刘Lukasz Skierkowski

Customer experience

Radioddity GS

All ratings44 ratings
Positive11.4%
Neutral9.1%
Negative79.5%
Written reviews33 reviews
Positive6.1%
Neutral6.1%
Negative87.9%

DigiDecoder

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews4 reviews
Positive50.0%
Neutral25.0%
Negative25.0%

In-app purchases

None

Radioddity GS

No in-app purchases

3 purchases

DigiDecoder

Subscriptions1
  • DigiDecoder Monthly7 Days trial$2.991 Month
One-time2
  • DigiDecoder TrialFree
  • DigiDecoder Lifetime$8.99

Questions

Is Radioddity GS free?
Radioddity GS is free to download, with no in-app purchases.
Is DigiDecoder free?
DigiDecoder is free to download, with in-app purchases available.
Which has better reviews, Radioddity GS or DigiDecoder?
DigiDecoder is rated higher. Radioddity GS averages 1.5 out of 5 from 48 ratings, while DigiDecoder averages 4.5 from 8 ratings.
Do Radioddity GS or DigiDecoder have ads?
Neither Radioddity GS nor DigiDecoder shows ads.
Which is updated more often, Radioddity GS or DigiDecoder?
Radioddity GS ships an update every 2 months, and DigiDecoder every 4 days. Most recently, Radioddity GS was updated on October 15, 2026 and DigiDecoder on October 15, 2026.

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