# Flat or Sharp vs AxeScales

The clearest difference is price: Flat or Sharp at Free against AxeScales's $1.99. AxeScales's advantage is in-app purchases (none vs 6) and update cadence (every 3 days vs every 65 months). On ads, device support and iOS requirement there is nothing between them.

Flat or Sharp is free to download; AxeScales costs $1.99 up front. Flat or Sharp sells 6 in-app purchases, starting at $2.99 per month. AxeScales asks for nothing beyond the download.

Flat or Sharp ships an update every 65 months, AxeScales every 3 days. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Flat or Sharp | AxeScales |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/flat-or-sharp/id1522100449/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 65 months | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 4 MB | 3 MB |
| Requires iOS | 17.6 | **16.2** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Euphorophonics, LLC](https://appshunter.io/developer/1464810513) | [Joseph Svantner](https://appshunter.io/developer/1734232346) |

## What reviewers say

### Flat or Sharp

[App page](https://appshunter.io/ios/app/flat-or-sharp/id1522100449)

This app helps you improve your musical ear by training you to identify flat or sharp intonation in musical intervals. It offers customizable difficulty levels, various interval types, and detailed progress tracking to guide your learning journey.

**Highlights:** Identify flat/sharp intonation, All musical intervals included, Customizable difficulty levels, Melodic and harmonic intervals, Progress tracking and streaks, Practice suggestions and tips

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flat or Sharp Premium (Monthly) | $2.99 | per month |
| Flat or Sharp Premium (Annual) | $14.99 | per year |
| Both Interval Directions | $0.99 | one-time |
| All Duration Options | $1.99 | one-time |
| All Accuracy Options | $2.99 | one-time |
| BUNDLE - All Premium Options | $4.99 | one-time |


### AxeScales

[App page](https://appshunter.io/ios/app/axescales/id6499280704)

**In-app purchases:** none


## Frequently asked questions

### Is Flat or Sharp free?

Flat or Sharp is free to download, with in-app purchases available.

### Is AxeScales free?

AxeScales costs $1.99, with no in-app purchases.

### Do Flat or Sharp or AxeScales have ads?

Neither Flat or Sharp nor AxeScales shows ads.

### Which is updated more often, Flat or Sharp or AxeScales?

Flat or Sharp ships an update every 65 months, and AxeScales every 3 days. Most recently, Flat or Sharp was updated on November 3, 2026 and AxeScales on November 8, 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.*