# Adversity vs aSTRING Chaos

The clearest difference is in-app purchases: Adversity at none against aSTRING Chaos's 2. Adversity also leads on ads (none vs shown) and iOS requirement (16.6 vs 18.2). On price, update cadence and device support there is nothing between them.

Both are free to download. aSTRING Chaos sells 2 in-app purchases, starting at $0.99 per 7 days. Adversity asks for nothing beyond the download.

Adversity ships an update every 9 days, aSTRING Chaos weekly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Adversity | aSTRING Chaos |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Weekly** |
| Size | 62 MB | 45 MB |
| Requires iOS | **16.6** | 18.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Taillz](https://appshunter.io/developer/1476187503) | [Bilegdemberel Sumiyabayar](https://appshunter.io/developer/1813051157) |

## What reviewers say

### Adversity

[App page](https://appshunter.io/ios/app/adversity/id1476187504)

**In-app purchases:** none


### aSTRING Chaos

[App page](https://appshunter.io/ios/app/astring-chaos/id6745579771)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Astring+ Weekly | $0.99 | per 7 days |
| Astring+ Monthly | $1.99 | per month |


## Frequently asked questions

### Is Adversity free?

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

### Is aSTRING Chaos free?

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

### Do Adversity or aSTRING Chaos have ads?

aSTRING Chaos shows ads; Adversity does not.

### Which is updated more often, Adversity or aSTRING Chaos?

Adversity ships an update every 9 days, and aSTRING Chaos weekly. Most recently, Adversity was updated on November 3, 2026 and aSTRING Chaos on October 30, 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.*