# Century Chronicle vs Rounding Errors

The clearest difference is ads: Rounding Errors at none against Century Chronicle's shown. Century Chronicle's advantage is iOS requirement (15.1 vs 26.5). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Century Chronicle sells 1 in-app purchase, starting at $2.99 per month and Rounding Errors sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Century Chronicle | Rounding Errors |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Daily | — |
| Size | 28 MB | 17 MB |
| Requires iOS | **15.1** | 26.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Ivan Repusic](https://appshunter.io/developer/1867833686) | [scad.io](https://appshunter.io/developer/1014979997) |

## What reviewers say

### Century Chronicle

[App page](https://appshunter.io/ios/app/century-chronicle/id6758853786)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthy Subscription | $2.99 | per month |


### Rounding Errors

[App page](https://appshunter.io/ios/app/rounding-errors/id6787504272)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Challenge Dr. Super Smart AI | $1.99 | one-time |


## Frequently asked questions

### Is Century Chronicle free?

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

### Is Rounding Errors free?

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

### Do Century Chronicle or Rounding Errors have ads?

Century Chronicle shows ads; Rounding Errors does not.

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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.*