# Roman Numbers vs Jettle

The clearest difference is ads: Jettle at none against Roman Numbers's shown. Roman Numbers's advantage is iOS requirement (14.0 vs 18.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Roman Numbers ships an update every 11 days, Jettle weekly. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Roman Numbers | Jettle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/roman-numbers/id1485298435/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 3 MB | 21 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Yurii Sushko](https://appshunter.io/developer/1368611820) | [Yunqing Fei](https://appshunter.io/developer/1861075124) |

## What reviewers say

### Roman Numbers

[App page](https://appshunter.io/ios/app/roman-numbers/id1485298435)

Easily convert between standard numbers and Roman numerals. This utility also includes key historical dates from Ancient Rome.

**Highlights:** Number to Roman numeral conversion, Roman numeral to number conversion, Ancient Roman historical dates, Simple user interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Jettle

[App page](https://appshunter.io/ios/app/jettle/id6756515917)

**In-app purchases:** none


## Frequently asked questions

### Is Roman Numbers free?

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

### Is Jettle free?

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

### Do Roman Numbers or Jettle have ads?

Roman Numbers shows ads; Jettle does not.

### Which is updated more often, Roman Numbers or Jettle?

Roman Numbers ships an update every 11 days, and Jettle weekly. Most recently, Roman Numbers was updated on October 20, 2026 and Jettle on October 9, 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.*