---
title: "Tuner by Piascore — App Overview"
url: https://marlvel.ai/apps/com-plus-add-patuner
category: Music
developer: Piascore, Inc.
platforms: ios
rating: 4.8 (1.4K ratings)
pricing: paid
report_level: overview
generated: 2026-04-17
last_verified: "2026-04-17T12:19:28.456Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers professional-grade tuning accuracy and features, recent user feedback indicates potential technical compatibility issues following OS updates.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Music |
| Rating | 4.8 ★ (1.4K) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 2.12.5 |
| Developer | Piascore, Inc. |

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

Tuner by Piascore is a chromatic instrument tuner for iOS that utilizes the device's microphone to provide accurate pitch detection for a wide range of acoustic and electric instruments. It distinguishes itself with professional-grade features like custom temperaments, transposition, and a spectrum power indicator, catering to both casual and serious musicians.

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

- **High-Precision Tuning**: Provides an accuracy of ±0.01 semitone with an ultra-responsive 50 cents range fine-tuning display.
- **Visual Feedback Tools**: Includes a needle meter display, LED high/low indicators, and a spectrum power indicator for intuitive sound analysis.
- **Advanced Customization**: Supports custom temperaments, transposition, adjustable calibration, and multiple notations including solfège.
- **Versatile Display Modes**: Offers a landscape view for optimized usability on iPhone and iPad devices.

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

Musicians of all skill levels playing acoustic, electric, bowed, woodwind, or brass instruments.

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

- [App Store](https://apps.apple.com/us/app/tuner-by-piascore/id635644097?uo=2)
- [Full Intelligence Report](https://marlvel.ai/apps/com-plus-add-patuner)

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