# Resolve vs upScale Guitar

The clearest difference is price: upScale Guitar at Free against Resolve's $17.99. upScale Guitar also leads on review sentiment (100% vs 86%) and iOS requirement (15.0 vs 18.0). Resolve's advantage is chart position (#133 vs unranked). On update cadence, ads, in-app purchases and device support there is nothing between them.

upScale Guitar is free to download; Resolve costs $17.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Resolve ships an update every 9 days, upScale Guitar every 8 days. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Resolve | upScale Guitar |
| --- | --- | --- |
| Price | $17.99 | **Free** |
| Rating | **[4.5 (6 ratings)](https://appshunter.io/ios/app/resolve-reactive-ear-training/id6737443921/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 85.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 8 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#133** | — |
| Size | 89 MB | 46 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trio Software Ltd](https://appshunter.io/developer/1537057701) | [Christophe Novalet](https://appshunter.io/developer/934799149) |

## What reviewers say

### Resolve

[App page](https://appshunter.io/ios/app/resolve-reactive-ear-training/id6737443921)

**Currently charting:** #133 Top Paid · Music (US App Store)

This app offers a structured video course and a practice tool to develop a direct connection between your ear and your instrument. It generates random chord voicings for you to play along with, enhancing musical instincts and harmonic understanding.

**Highlights:** Integrated video course and practice tool, Random harmonic voicings, Harmonic complexity slider, Train real musical instincts, Designed for use with your instrument, Complements functional ear training

**Features:** macOS Compatibility

**In-app purchases:** none


### upScale Guitar

[App page](https://appshunter.io/ios/app/upscale-guitar/id6758942686)

Learn music by creating it with an interactive platform that offers infinite scales and chord progression building. Customize your instrument and save your unique patterns for improvisation and composition.

**Highlights:** Discover infinite scales (modes, pentatonics, exotic, symmetric), Build unique chord progressions, Create and save custom patterns, Customize instrument setup (4-8 strings, custom tuning), Built-in metronome, Random Play for improvisation

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

**In-app purchases:** none


## Frequently asked questions

### Is Resolve free?

Resolve costs $17.99, with no in-app purchases.

### Is upScale Guitar free?

upScale Guitar is free to download, with no in-app purchases.

### Do Resolve or upScale Guitar have ads?

Neither Resolve nor upScale Guitar shows ads.

### Which is updated more often, Resolve or upScale Guitar?

Resolve ships an update every 9 days, and upScale Guitar every 8 days. Most recently, Resolve was updated on October 7, 2026 and upScale Guitar on October 10, 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.*