# Cholesterol Unit Converter vs Ohmica

The clearest difference is in-app purchases: Cholesterol Unit Converter at none against Ohmica's 1. Cholesterol Unit Converter also leads on iOS requirement (12.1 vs 15.6). Ohmica's advantage is update cadence (every 3 weeks vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Ohmica sells 1 one-off in-app purchase. Cholesterol Unit Converter asks for nothing beyond the download.

Cholesterol Unit Converter ships an update every 5 months, Ohmica every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cholesterol Unit Converter | Ohmica |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Size | 13 MB | 27 MB |
| Requires iOS | **12.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Krzysztof Gwiazda](https://appshunter.io/developer/1546740383) | [Tam Trinh](https://appshunter.io/developer/1854441506) |

## What reviewers say

### Cholesterol Unit Converter

[App page](https://appshunter.io/ios/app/cholesterol-unit-converter/id6460975589)

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

**In-app purchases:** none


### Ohmica

[App page](https://appshunter.io/ios/app/ohmica/id6776300460)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is Cholesterol Unit Converter free?

Cholesterol Unit Converter is free to download, with no in-app purchases.

### Is Ohmica free?

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

### Do Cholesterol Unit Converter or Ohmica have ads?

Neither Cholesterol Unit Converter nor Ohmica shows ads.

### Which is updated more often, Cholesterol Unit Converter or Ohmica?

Cholesterol Unit Converter ships an update every 5 months, and Ohmica every 3 weeks. Most recently, Cholesterol Unit Converter was updated on October 25, 2026 and Ohmica 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.*