# DeYin — Tune-record-analyze melody

> Tune-record-analyze melody (iPhone/iPad app by Doutec Deutschland GmbH.)

- Source: https://appshunter.io/ios/app/deyin/id6758464535 (this page in markdown: same URL + `.md`)
- Developer: [Doutec Deutschland GmbH](https://appshunter.io/developer/1873032094)
- Category: Music, Education
- Price: $17.99
- Age rating: 4+
- Requires: iOS 17.6 · 1 MB
- Languages: American English
- Released: 2026-02-06
- Data updated: 2026-05-14
- User reviews in markdown: https://appshunter.io/ios/app/deyin/id6758464535/reviews.md

## What is DeYin?

Description
DeYin is a music analysis tool designed for melodies from vocals and musical instruments.
The app records musical input and analyzes notes, phrases, as well as possible keys and chord suggestions, helping you understand melodic structures.

Features
Tuner for precise pitch detection
Recording of vocals and musical instruments
Note analysis and editing with suggestions for keys and chords
Phrase and timeline editing
Save, export, and import projects
Export MIDI files for further editing in DAWs
Import and export to enable working across multiple devices (smartphone, tablet, and desktop)
Multi-language support: German, English, and Chinese
Customizable interface with adjustable color schemes and text size

Intended Audience & Notes
DeYin is designed for beginners, musicians, composers, and learners who want to understand and work with musical structures.
DeYin does not generate content and does not replace a Digital Audio Workstation (DAW).
Analysis results are provided as guidance and suggestions only and do not represent definitive outcomes.
All creative decisions and responsibility remain with the user.
All data is processed locally on the device.


## Version history (last 4 releases)

### 1.2.4 — 2026-03-03

• Improved detection and stability for external audio interfaces
• More reliable multi-channel support
• Analysis now starts automatically after recording
• Refined and improved user interface
• General stability and performance enhancements

### 1.2.2 — 2026-02-26

Fixed an issue where the waveform could stop auto-scrolling during continuous recording
Improved waveform rendering performance for smoother visualization
Minor stability improvements

### 1.2 — 2026-02-18

Multi-channel audio interface support

Export lyric MV with transparent background

Auto-scrolling waveform during recording

### 1.0 — 2026-02-06

No release notes.

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-14.*