# Roman Numbers vs Dozecal

The clearest difference is rating: Roman Numbers at 5.0 against Dozecal's 4.2. Roman Numbers also leads on update cadence (every 11 days vs every 10 months) and review sentiment (100% vs 75%). Dozecal's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, 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 holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Dozecal has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Roman Numbers's written reviews are positive against 75% of Dozecal's.

Roman Numbers ships an update every 11 days, Dozecal every 10 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Roman Numbers | Dozecal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/roman-numbers/id1485298435/reviews)** | [4.2 (5 ratings)](https://appshunter.io/ios/app/dozecal/id1521160089/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | **100.0% of reviews** | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 11 days** | Every 10 months |
| Monetization | Ad-supported | **Free** |
| Size | 3 MB | 27 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yurii Sushko](https://appshunter.io/developer/1368611820) | [Johan Kovacs](https://appshunter.io/developer/1486605020) |

## 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


### Dozecal

[App page](https://appshunter.io/ios/app/dozecal/id1521160089)

This educational calculator promotes the use of Base Twelve (duodecimal) in math and science. It offers standard mathematical functions in both duodecimal and decimal modes, with automatic conversion between them. It utilizes Reverse Polish Notation (RPN) for calculations.

**Highlights:** Duodecimal and Decimal modes, Automatic mode conversion, RPN (Reverse Polish Notation) input, Standard math functions, Trigonometric operations (degrees), Educational tool for Base Twelve

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Roman Numbers free?

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

### Is Dozecal free?

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

### Which has better reviews, Roman Numbers or Dozecal?

Roman Numbers is rated higher. Roman Numbers averages 5.0 out of 5 from 1 ratings, while Dozecal averages 4.2 from 5 ratings.

### Do Roman Numbers or Dozecal have ads?

Roman Numbers shows ads; Dozecal does not.

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

Roman Numbers ships an update every 11 days, and Dozecal every 10 months. Most recently, Roman Numbers was updated on November 3, 2026 and Dozecal on November 3, 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.*