# JAX Stereo Tool (AU) vs Guitar Note Recognizer

The clearest difference is review sentiment: JAX Stereo Tool (AU) at 80% against Guitar Note Recognizer's 0%. JAX Stereo Tool (AU) also leads on rating (4.4 vs 1.0) and ratings volume (27 vs 2). Guitar Note Recognizer's advantage is price ($0.99 vs $5.99) and update cadence (every 3 days vs every 11 days). On ads, in-app purchases, monetization model and device support there is nothing between them.

JAX Stereo Tool (AU) costs $5.99 and Guitar Note Recognizer $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

JAX Stereo Tool (AU) holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: JAX Stereo Tool (AU) has 27 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 80% of JAX Stereo Tool (AU)'s written reviews are positive against 0% of Guitar Note Recognizer's.

JAX Stereo Tool (AU) ships an update every 11 days, Guitar Note Recognizer every 3 days. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | JAX Stereo Tool (AU) | Guitar Note Recognizer |
| --- | --- | --- |
| Price | $5.99 | **$0.99** |
| Rating | **[4.4 (27 ratings)](https://appshunter.io/ios/app/jax-stereo-tool-au/id1473390302/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/guitar-note-recognizer/id1550267443/reviews) |
| Number of ratings | **27** | 2 |
| Positive reviews | **80.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 3 days** |
| Monetization | Paid | Paid |
| Size | 10 MB | 25 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jens Guell](https://appshunter.io/developer/1195004865) | [Suresh Verma](https://appshunter.io/developer/1207634042) |

## What reviewers say

### JAX Stereo Tool (AU)

[App page](https://appshunter.io/ios/app/jax-stereo-tool-au/id1473390302)

This audio processing tool allows users to visually manipulate the stereo image of digital audio. It functions as a mastering effect, enabling real-time adjustment of stereo width and the recovery of mono compatibility. The app includes a correlograph for visual feedback and optimization.

**Highlights:** Visual stereo image manipulation, Real-time stereo width adjustment, Mono compatibility recovery, Integrated correlograph for visual feedback, Audio Unit (AUv3) plugin format, System-wide availability

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Guitar Note Recognizer

[App page](https://appshunter.io/ios/app/guitar-note-recognizer/id1550267443)

This tool helps identify guitar fretboard notes using your device's microphone. It offers high-quality sounds and supports various tuning systems, assisting in music learning and instrument tuning.

**Highlights:** Fretboard note identification, Real-time audio analysis, Multiple tuning systems, Pitch detection and tuning fork, Works in noisy environments, Automatic note detection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is JAX Stereo Tool (AU) free?

JAX Stereo Tool (AU) costs $5.99, with no in-app purchases.

### Is Guitar Note Recognizer free?

Guitar Note Recognizer costs $0.99, with no in-app purchases.

### Which has better reviews, JAX Stereo Tool (AU) or Guitar Note Recognizer?

JAX Stereo Tool (AU) is rated higher. JAX Stereo Tool (AU) averages 4.4 out of 5 from 27 ratings, while Guitar Note Recognizer averages 1.0 from 2 ratings.

### Do JAX Stereo Tool (AU) or Guitar Note Recognizer have ads?

Neither JAX Stereo Tool (AU) nor Guitar Note Recognizer shows ads.

### Which is updated more often, JAX Stereo Tool (AU) or Guitar Note Recognizer?

JAX Stereo Tool (AU) ships an update every 11 days, and Guitar Note Recognizer every 3 days. Most recently, JAX Stereo Tool (AU) was updated on October 29, 2026 and Guitar Note Recognizer on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*