# Aurelys vs Iron Will

The clearest difference is in-app purchases: Aurelys at none against Iron Will's 3. Aurelys also leads on update cadence (daily vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Iron Will sells 3 in-app purchases, starting at $2.99 per month. Aurelys asks for nothing beyond the download.

Aurelys ships an update daily, Iron Will every 4 months. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Aurelys | Iron Will |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aurelys-sleep-sounds/id6762473118/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 4 months |
| Monetization | Free | — |
| Size | 87 MB | 45 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Metin Peker](https://appshunter.io/developer/1889360812) | [Fandhaal Studio LLC](https://appshunter.io/developer/6779074139) |

## What reviewers say

### Aurelys

[App page](https://appshunter.io/ios/app/aurelys-sleep-sounds/id6762473118)

This app offers a collection of calming ambient sounds to help users relax and fall asleep faster. Its interface is simple and clean, with a screen that automatically dims to conserve battery life. It's suitable for sleeping, studying, or meditation.

**Highlights:** Variety of calming ambient sounds, Automatic screen dimming, Simple and clean interface, Sound plays while app is open, Suitable for sleep, study, and meditation

**Features:** macOS Compatibility

**In-app purchases:** none


### Iron Will

[App page](https://appshunter.io/ios/app/iron-will-workout-tracker/id6779074137)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Iron Will Pro — Monthly | $2.99 | per month |
| Iron Will Pro Yearly | $24.99 | per year |
| Iron Will Lifetime | $57.99 | one-time |


## Frequently asked questions

### Is Aurelys free?

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

### Is Iron Will free?

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

### Do Aurelys or Iron Will have ads?

Neither Aurelys nor Iron Will shows ads.

### Which is updated more often, Aurelys or Iron Will?

Aurelys ships an update daily, and Iron Will every 4 months. Most recently, Aurelys was updated on October 31, 2026 and Iron Will on November 5, 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.*