# FlatWall vs MonoNoise

The clearest difference is in-app purchases: MonoNoise at none against FlatWall's 1. FlatWall's advantage is update cadence (fortnightly vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. FlatWall sells 1 one-off in-app purchase. MonoNoise asks for nothing beyond the download.

FlatWall ships an update fortnightly, MonoNoise every 6 weeks. The most recent releases landed on October 25, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | FlatWall | MonoNoise |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Size | 79 MB | 35 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mohammad Ahmad](https://appshunter.io/developer/1821958805) | [Pavel Liankevich](https://appshunter.io/developer/1825480001) |

## What reviewers say

### FlatWall

[App page](https://appshunter.io/ios/app/flatwall/id6747599083)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $12.99 | one-time |


### MonoNoise

[App page](https://appshunter.io/ios/app/mononoise/id6748365867)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FlatWall free?

FlatWall is free to download, with in-app purchases available.

### Is MonoNoise free?

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

### Do FlatWall or MonoNoise have ads?

Neither FlatWall nor MonoNoise shows ads.

### Which is updated more often, FlatWall or MonoNoise?

FlatWall ships an update fortnightly, and MonoNoise every 6 weeks. Most recently, FlatWall was updated on October 25, 2026 and MonoNoise on October 6, 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.*