# MindRest vs Rain Synth

The clearest difference is in-app purchases: Rain Synth at none against MindRest's 2. Rain Synth also leads on ads (none vs shown) and update cadence (every 4 days vs every 9 days). On price and device support there is nothing between them.

Both are free to download. MindRest sells 2 in-app purchases, starting at $1.99 per month. Rain Synth asks for nothing beyond the download.

MindRest ships an update every 9 days, Rain Synth every 4 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | MindRest | Rain Synth |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 4 days** |
| Size | 30 MB | 2 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DAMIAN MIKOLAJCZAK](https://appshunter.io/developer/1839920245) | [Kaine Shutler](https://appshunter.io/developer/1889281429) |

## What reviewers say

### MindRest

[App page](https://appshunter.io/ios/app/mindrest/id6753904766)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MindRest Pro (Monthly) | $1.99 | per month |
| MindRest Pro (Yearly) | $19.99 | per year |


### Rain Synth

[App page](https://appshunter.io/ios/app/rain-synth-sleep-sounds/id6761389583)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MindRest free?

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

### Is Rain Synth free?

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

### Do MindRest or Rain Synth have ads?

MindRest shows ads; Rain Synth does not.

### Which is updated more often, MindRest or Rain Synth?

MindRest ships an update every 9 days, and Rain Synth every 4 days. Most recently, MindRest was updated on October 30, 2026 and Rain Synth on October 25, 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.*