# Roman Number Converter vs Bionic Reading® Fonts

The clearest difference is in-app purchases: Roman Number Converter at none against Bionic Reading® Fonts's 6. Bionic Reading® Fonts's advantage is update cadence (every 6 days vs every 5 months) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Bionic Reading® Fonts sells 6 in-app purchases, starting at $4.90 per month. Roman Number Converter asks for nothing beyond the download.

Roman Number Converter ships an update every 5 months, Bionic Reading® Fonts every 6 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Roman Number Converter | Bionic Reading® Fonts |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 days** |
| Size | 10 MB | 13 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [STRICS IT GmbH](https://appshunter.io/developer/1498799328) | [Bionic Reading AG](https://appshunter.io/developer/1659624105) |

## What reviewers say

### Roman Number Converter

[App page](https://appshunter.io/ios/app/roman-number-converter/id1498843450)

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

**In-app purchases:** none


### Bionic Reading® Fonts

[App page](https://appshunter.io/ios/app/bionic-reading-fonts/id6807804213)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bionic Reading® | $4.90 | per month |
| Bionic Reading® Serif | $4.90 | per month |
| Bionic Reading® Bundle | $7.90 | per month |
| Bionic Reading® | $49.00 | per year |
| Bionic Reading® Serif | $49.00 | per year |
| Bionic Reading® Bundle | $79.00 | per year |


## Frequently asked questions

### Is Roman Number Converter free?

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

### Is Bionic Reading® Fonts free?

Bionic Reading® Fonts is free to download, with in-app purchases available.

### Do Roman Number Converter or Bionic Reading® Fonts have ads?

Neither Roman Number Converter nor Bionic Reading® Fonts shows ads.

### Which is updated more often, Roman Number Converter or Bionic Reading® Fonts?

Roman Number Converter ships an update every 5 months, and Bionic Reading® Fonts every 6 days. Most recently, Roman Number Converter was updated on October 25, 2026 and Bionic Reading® Fonts on October 24, 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.*