---
title: "Trace Tuner — App Overview"
url: https://marlvel.ai/intel-report/music/trace-tuner
category: Music
developer: Dr. Harald Merkel
platforms: ios, android
rating: 4.8 (210 ratings)
pricing: free
report_level: overview
generated: 2026-04-24
---

<!-- SECTION: Key Insight -->
> **Key Insight:** Trace Tuner differentiates itself by prioritizing a historical visual trace over traditional needle-based interfaces to achieve superior tuning precision.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Music |
| Rating | 4.8 ★ (210) |
| Pricing | free |
| Platforms | iOS, Android |
| Latest Version (iOS) | 1.4 |
| Latest Version (Android) | 9.1.1 |
| Developer | Dr. Harald Merkel |

<!-- SECTION: Summary -->
## What is Trace Tuner?

Trace Tuner is a chromatic tuner for iOS that replaces traditional needle-based interfaces with a five-second visual trace of pitch history. This approach provides musicians with higher accuracy and real-time feedback on their tuning adjustments. The app is designed for simplicity, focusing on core utility rather than complex hardware-style aesthetics.

<!-- SECTION: Key Features -->
## Key Features

- **Trace Visualization**: Displays a five-second history of tuning input to help users track progress and stability.
- **Frequency Spectrum**: Provides a visual frequency spectrum to monitor audio input.
- **Customizable Concert Pitch**: Allows users to adjust the concert pitch from 440Hz in 1Hz increments.
- **Notation and Transposition**: Supports multiple notation systems including English, German, and Solfège, along with support for transposing instruments.

<!-- SECTION: Target Audience -->
## Who is it for?

Musicians seeking a high-precision, visual-based tuning tool for various instruments.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/trace-tuner/id404381428?uo=4)
- [Google Play](https://play.google.com/store/apps/details?id=de.moekadu.tuner&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/intel-report/music/trace-tuner)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/music/trace-tuner).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*