--- title: "NA Tuner — App Overview" url: https://marlvel.ai/intel-report/music/na-tuner category: Music developer: Nembrini Audio platforms: ios rating: 5.0 (16 ratings) pricing: free report_level: overview generated: 2026-05-09 last_verified: "2026-05-09T08:56:13.326Z" --- > **Key Insight:** This is a highly accurate, free utility that bridges the gap between mobile convenience and professional studio plugin requirements. | Metric | Value | |--------|-------| | Category | Music | | Rating | 5.0 ★ (16) | | Pricing | free | | Platforms | iOS | | Latest Version (iOS) | 1.2 | | Developer | Nembrini Audio | ## What is NA Tuner? NA Tuner by Nembrini Audio is a high-precision chromatic tuner available as a standalone iOS app and AudioUnit v3 plugin. It provides musicians with professional-grade tuning accuracy and versatile transposition tools in a compact, visual interface. ## Key Features - **High-Precision Tuning**: Delivers ultra-precise tuning performance with an accuracy of ±0.01 cents. - **Drop/Capo Mode**: Automatically transposes notes up or down by as much as one full octave. - **Flexible Calibration**: Allows users to calibrate the tuner to any pitch standard, with A=440 set as the default. - **Multi-Platform Compatibility**: Functions as both a standalone iOS application and an AudioUnit v3 effect plugin. ## Who is it for? Musicians and audio engineers requiring precise, portable tuning solutions for mobile and DAW environments. ## Links - [App Store](https://apps.apple.com/us/app/na-tuner/id1613197835?uo=4) - [Full Intelligence Report](https://marlvel.ai/intel-report/music/na-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/na-tuner).* *Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*