DTMF Decoder vs iFTx
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DTMF Decoder
This utility transforms your iPhone into a DTMF tone decoder. It listens to DTMF tones through the microphone and displays the dialed numbers. Decoded digits can be easily copied to the clipboard for further use.
- DTMF tone decoding
- Microphone input
- Displays dialed numbers
- Copy to clipboard
- Source code available
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Turns your iPhone into a simple DTMF decoder. Simply hold the iPhone's microphone near to a clear source of DTMF tones (telephone "Touch Tones") and it will display the numbers being dialed. The decoded digits are also placed into a text area from which you can copy them to the clipboard. See it in action here: https://www.youtube.com/watch?v=l_QD8KFCJPw Source code freely available: https://github.com/veghead/ios-dtmf-decoder
iFTx
This app enables seamless communication using FT8 and FT4 digital modes directly from your iOS device. Enjoy portable digital connections, effortless operation with a user-friendly interface, and reliable performance for global contact.
- FT8 and FT4 digital modes
- Portable digital communication
- Global operator connections
- User-friendly interface
- Integrated QSO logging
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Introducing iFTx: The Essential iOS App for FT8 and FT4 Digital Modes! - Seamlessly Engage: iFTx brings FT8 and FT4 digital modes to your iOS device, enabling convenient and portable digital communication. - Anytime, Anywhere: Enjoy the flexibility to connect with operators globally from the comfort of your iOS device. - Effortless Operation: Navigate the user-friendly interface for quick setup and real-time messaging. - Reliable Performance: Experience clear signals and adapt to changing propagation conditions with ease. - Log Your Success: Keep track of your contacts effortlessly with integrated QSO logging.
Screenshots
Verdict
The clearest difference is rating: iFTx at 4.2 against DTMF Decoder's 2.5. iFTx also leads on review sentiment (72% vs 40%) and update cadence (every 6 months vs every 19 months). DTMF Decoder's advantage is price ($0.99 vs $1.99) and iOS requirement (11.0 vs 15.0). On ads, in-app purchases, monetization model 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
DTMF Decoder costs $0.99 and iFTx $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
iFTx holds the better App Store score, 4.2 against 2.5. Both are backed by a comparable volume of ratings — 17 and 70 respectively. Written reviews point the same way: 40% of DTMF Decoder's written reviews are positive against 72% of iFTx's.
DTMF Decoder ships an update every 19 months, iFTx every 6 months. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.
| Parameter | DTMF Decoder | iFTx |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | 2.5 (17 ratings) | 4.2 (70 ratings) — better |
| Positive reviews | 40.4% of reviews | 71.8% of reviews — better |
| Number of ratings | 17 | 70 — better |
| Update frequency | Every 19 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | — | #144 — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 5 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | dreadtech.com | Christoph Nadig |
Customer experience
DTMF Decoder
iFTx
In-app purchases
DTMF Decoder
No in-app purchases
iFTx
No in-app purchases
