---
title: "Key-Tone-Decoder - Bewertungen, Einnahmen und Downloads in Südkorea | Apple App Store"
description: "Key-Tone-Decoder: Real-Time DTMF Signal Decoder  Dual-tone multi-frequency (DTMF) signaling is a telecommunication system that facilitates communication between telephone equipment, other devices, and"
---

# Key-Tone-Decoder — Südkorea

![Key-Tone App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/c0/a8/3c/c0a83cf9-b0b8-e449-7fac-95baa00ef3bc/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png)

**Developer:** [Unknown](https://apptail.io/de/developer/unknown-rrVc)
**Category:** Productivity
**Rating:** N/A (0 ratings)
**Price:** Free
**Bundle ID:** com.nrc.ios.key-tone-decoder
**Store:** Apple App Store
**Country:** Südkorea
**Version:** 1.0 (released 2024-11-21)
**Original Release:** 2024-11-21
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/kr/app/app/id6738107351)
**AppTail Page:** [https://apptail.io/de/app/key-tone-decoder-HOqu/south-korea](https://apptail.io/de/app/key-tone-decoder-HOqu/south-korea)

## Key-Tone Description
Key-Tone-Decoder: Real-Time DTMF Signal Decoder

Dual-tone multi-frequency (DTMF) signaling is a telecommunication system that facilitates communication between telephone equipment, other devices, and switching centers using voice-frequency tones over telephone lines.

Key-Tone-Decoder leverages your iPhone's microphone to capture these DTMF signals, instantly decoding them and displaying the decoded numbers on your screen in real-time. Perfect for professionals and tech enthusiasts, Key-Tone-Decoder makes it easy to decode DTMF signals right from your device.

## Key-Tone Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/03/ce/e9/03cee95c-9a51-eeaf-5373-f9358613c207/image1_NA.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/17/48/a5/1748a55f-1e8b-4add-8750-3be442122383/image2_NA.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/62/a6/88/62a68885-cf93-9c4b-4a5a-ffb4d5037048/image3_NA.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/14/f8/14/14f81462-dab1-6938-51f7-80eec0a38642/image4_NA.png/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/09/38/bf/0938bf79-c059-3213-65c7-e29eab5cd985/image5_NA.png/1242x2688.png)






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---

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