# Spectrumizer vs Logic Master

The clearest difference is iOS requirement: Logic Master at 15.1 against Spectrumizer's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Spectrumizer ships an update every 5 days, Logic Master every 4 days. The most recent releases landed on October 28, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Spectrumizer | Logic Master |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Size | 3 MB | 30 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mehran Naghizadeh](https://appshunter.io/developer/1273578621) | [Mustafa Okcu](https://appshunter.io/developer/6774956104) |

## What reviewers say

### Spectrumizer

[App page](https://appshunter.io/ios/app/spectrumizer/id6739510841)

**Features:** macOS Compatibility

**In-app purchases:** none


### Logic Master

[App page](https://appshunter.io/ios/app/logic-master/id6774991376)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spectrumizer free?

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

### Is Logic Master free?

Logic Master is free to download, with no in-app purchases.

### Do Spectrumizer or Logic Master have ads?

Neither Spectrumizer nor Logic Master shows ads.

### Which is updated more often, Spectrumizer or Logic Master?

Spectrumizer ships an update every 5 days, and Logic Master every 4 days. Most recently, Spectrumizer was updated on October 28, 2026 and Logic Master on October 17, 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.*