# Deci Duel — Voice Volume Duel Game

> Voice Volume Duel Game (iPhone/iPad app by MinHyeok Lee.)

- Source: https://appshunter.io/ios/app/deci-duel/id6778819304 (this page in markdown: same URL + `.md`)
- Developer: [MinHyeok Lee](https://appshunter.io/developer/1887800908)
- Category: Games, Lifestyle, Action, Casual
- Price: Free
- Age rating: 12+
- Requires: iOS 15.1 · 46 MB
- Languages: English
- Released: 2026-06-11
- Data updated: 2026-09-18
- User reviews in markdown: https://appshunter.io/ios/app/deci-duel/id6778819304/reviews.md

## What is Deci Duel?

The real voice-volume showdown — DeciDuel!

Shout, measure, and win! DeciDuel is a voice battle game where you compete head-to-head using your phone's microphone to measure decibels (dB) in real time.

■ Real-Time 1v1 Voice Duels
- Challenge friends or get matched with players worldwide
- Compete across 3 rounds — loudest voice wins
- Live waveform visuals and dB readouts keep every round intense

■ Solo Measure Mode
- Shout for 5 seconds to record your personal best dB
- Instantly compare your best, latest, and previous scores
- Practice daily and push past your own limits

■ Voice Diary
- Every measurement is automatically logged to your calendar
- Color-coded dB levels show your daily condition at a glance
- Monthly stats (days recorded, average/highest dB) track your growth

■ Global Leaderboard
- Compete against players around the world
- Climb to #1 and show off your record to friends

■ Quick & Easy Sign-In
- Sign in instantly with Apple, Google, or Kakao
- No complicated setup — start shouting in seconds

Whether you're blowing off steam or hosting a fun party game with friends, DeciDuel turns your voice into the ultimate competition.

Shout it. Measure it. Win it. — DECIDUEL


## Version history (last 2 releases)

### 1.1.0 — 2026-06-24

- Hear yourself in your diary
Replay the recording from your solo measurements right in your diary.

- Sound effects + haptic feedback
Added sounds for countdown and round results, plus a vibration cue.
You can turn these on/off in Settings.

- Diary screen polish
Cleaner layout for moods and measurements.

- Stability improvements

### 1.0.0 — 2026-06-11

No release notes.

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## More apps by MinHyeok Lee

- [Quiet Place](https://appshunter.io/ios/app/quiet-place/id6761469819)

All apps by MinHyeok Lee: https://appshunter.io/developer/1887800908

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*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 2026-09-18.*