# microTERA vs Additive Drum Machine

The clearest difference is update cadence: microTERA at every 4 months against Additive Drum Machine's every 15 months. microTERA also leads on price ($1.99 vs $2.99) and iOS requirement (11.0 vs 14.5). Additive Drum Machine's advantage is review sentiment (100% vs 81%) and device support (3 vs 1). On rating, ratings volume, ads and in-app purchases there is nothing between them.

microTERA costs $1.99 and Additive Drum Machine $2.99 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 5.0 for Additive Drum Machine. Both are backed by a comparable volume of ratings — 8 and 3 respectively. Written reviews are what separate them: 81% of microTERA's written reviews are positive against 100% of Additive Drum Machine's.

microTERA ships an update every 4 months, Additive Drum Machine every 15 months. The most recent releases landed on October 5, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | microTERA | Additive Drum Machine |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | [4.9 (8 ratings)](https://appshunter.io/ios/app/microtera/id819266128/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/additive-drum-machine/id1658242894/reviews)** |
| Number of ratings | **8** | 3 |
| Positive reviews | 81.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 15 months |
| Monetization | Paid | Paid |
| Size | 24 MB | 2 MB |
| Requires iOS | **11.0** | 14.5 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Harry Gohs](https://appshunter.io/developer/382428644) | [Giovanny Bermudez](https://appshunter.io/developer/1658242896) |

## 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


### Additive Drum Machine

[App page](https://appshunter.io/ios/app/additive-drum-machine/id1658242894)

Create unique drum beats with additive rhythm and traditional drum machine functionality. Design sequences of any length and structure, easily switching steps on and off to craft complex patterns. Ideal for practicing odd meters and exploring diverse rhythmic structures.

**Highlights:** Additive rhythm concept, Traditional drum machine interface, Customizable sequence length, Step sequencing, Odd meter support, Symmetrical and asymmetrical rhythms

**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 Additive Drum Machine free?

Additive Drum Machine costs $2.99, with no in-app purchases.

### Which has better reviews, microTERA or Additive Drum Machine?

Additive Drum Machine is rated higher. microTERA averages 4.9 out of 5 from 8 ratings, while Additive Drum Machine averages 5.0 from 3 ratings.

### Do microTERA or Additive Drum Machine have ads?

Neither microTERA nor Additive Drum Machine shows ads.

### Which is updated more often, microTERA or Additive Drum Machine?

microTERA ships an update every 4 months, and Additive Drum Machine every 15 months. Most recently, microTERA was updated on October 5, 2026 and Additive Drum Machine on September 21, 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.*