# microTERA vs ScalePlay

The clearest difference is price: microTERA at $1.99 against ScalePlay's $9.99. microTERA also leads on review sentiment (81% vs 71%) and iOS requirement (11.0 vs 26.0). On rating, ratings volume, update cadence and ads there is nothing between them.

microTERA costs $1.99 and ScalePlay $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for microTERA against 4.9 for ScalePlay. Both are backed by a comparable volume of ratings — 8 and 10 respectively. Written reviews are what separate them: 81% of microTERA's written reviews are positive against 71% of ScalePlay's.

microTERA ships an update every 4 months, ScalePlay every 3 months. The most recent releases landed on October 5, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | microTERA | ScalePlay |
| --- | --- | --- |
| Price | **$1.99** | $9.99 |
| Rating | [4.9 (8 ratings)](https://appshunter.io/ios/app/microtera/id819266128/reviews) | [4.9 (10 ratings)](https://appshunter.io/ios/app/scaleplay/id1140530163/reviews) |
| Number of ratings | 8 | **10** |
| Positive reviews | **81.0% of reviews** | 71.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Paid | Paid |
| Size | 24 MB | 14 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Harry Gohs](https://appshunter.io/developer/382428644) | [RoGame Software](https://appshunter.io/developer/285831223) |

## What reviewers say

### microTERA

[App page](https://appshunter.io/ios/app/microtera/id819266128)

Explore unique sonic textures with this waveshaping synthesizer. Generate novel sound patches randomly or program them with detailed controls. Includes a variety of built-in effects and advanced sequencing capabilities.

**Highlights:** Waveshaper with user programmable shape, Random sound patch generation, Sequencer with programmable steps, Built-in effects (Chorus, Phaser, Reverb, etc.), Over 150 factory sounds, Audiobus and Ableton Link compatible

**In-app purchases:** none


### ScalePlay

[App page](https://appshunter.io/ios/app/scaleplay/id1140530163)

This app generates intricate musical patterns and sequences using complex scale theory. It's a powerful tool for both music production and education, offering scale references, virtual instruments, and interactive playback features.

**Highlights:** Generates intricate ostinatos and sequences, Applies complex scale patterns, User-defined songforms and chord changes, Scale references for hundreds of scales, Nine virtual instruments and 128 sounds, Visualizes scale relations, Interactive playback with generated patterns

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

**In-app purchases:** none


## Frequently asked questions

### Is microTERA free?

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

### Is ScalePlay free?

ScalePlay costs $9.99, with no in-app purchases.

### Which has better reviews, microTERA or ScalePlay?

microTERA and ScalePlay are both rated 4.9 out of 5 on the App Store, from 8 and 10 ratings respectively.

### Do microTERA or ScalePlay have ads?

Neither microTERA nor ScalePlay shows ads.

### Which is updated more often, microTERA or ScalePlay?

microTERA ships an update every 4 months, and ScalePlay every 3 months. Most recently, microTERA was updated on October 5, 2026 and ScalePlay on September 24, 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.*