---
title: "insTuner Free - Chromatic Tuner — App Overview"
url: https://marlvel.ai/apps/instuner-free-chromatic-tuner
category: Music
developer: 轶翔 肖
platforms: ios
rating: 4.4 (5K ratings)
pricing: freemium
report_level: overview
generated: 2026-04-24
last_verified: "2026-04-24T01:40:00.330Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers high-precision tuning across many instruments, some users report frustration with frequent upsell interruptions.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Music |
| Rating | 4.4 ★ (5K) |
| Pricing | freemium |
| Platforms | iOS |
| Latest Version (iOS) | 1.1 |
| Developer | 轶翔 肖 |

<!-- SECTION: Summary -->
## What is insTuner Free - Chromatic Tuner?

insTuner Free is a chromatic tuner that utilizes advanced DSP algorithms to provide high-precision pitch detection for a wide range of acoustic and electric instruments. It distinguishes itself with a unique fixed note wheel interface and a clear, large display designed for quick and accurate tuning.

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

- **High-Precision DSP Algorithm**: Provides tuning accuracy within ±0.1 cent or ±1/1000 semitone.
- **Fixed Note Wheel**: A visual interface element that helps users identify the position of detected pitches.
- **Electronic Pitch Pipe**: Allows users to tune instruments by ear by matching generated reference tones.
- **Multi-Input Support**: Compatible with built-in microphones, line-in connections, and external clip microphones.

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

Musicians and instrumentalists seeking a versatile, high-precision tuning tool for various string, woodwind, and brass instruments.

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

- [App Store](https://apps.apple.com/us/app/instuner-free-chromatic-tuner/id603425027?uo=4)
- [Full Intelligence Report](https://marlvel.ai/apps/instuner-free-chromatic-tuner)

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