# Pressure Unit CVT vs Unit Converter Simple

The clearest difference is ads: Pressure Unit CVT at none against Unit Converter Simple's shown. Pressure Unit CVT also leads on update cadence (every 4 months vs every 10 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Pressure Unit CVT ships an update every 4 months, Unit Converter Simple every 10 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Pressure Unit CVT | Unit Converter Simple |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/unit-converter-simple/id1531846614/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 months** | Every 10 months |
| Monetization | — | Ad-supported |
| Size | 14 MB | 18 MB |
| Requires iOS | **12.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hidenori Ishii](https://appshunter.io/developer/1453853542) | [Kouji Yamauchi](https://appshunter.io/developer/1519365107) |

## What reviewers say

### Pressure Unit CVT

[App page](https://appshunter.io/ios/app/pressure-unit-cvt/id1454393733)

**Features:** macOS Compatibility

**In-app purchases:** none


### Unit Converter Simple

[App page](https://appshunter.io/ios/app/unit-converter-simple/id1531846614)

Easily convert between various units of measurement for length, weight, volume, and more. View converted values in a convenient list and customize the display to show only the units you need. Supports a wide range of common and specialized units.

**Highlights:** Converts length, weight, area, volume, and more, Displays converted values in a list, Customizable unit visibility, Supports a wide variety of units, Free to use

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pressure Unit CVT free?

Pressure Unit CVT is free to download, with no in-app purchases.

### Is Unit Converter Simple free?

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

### Do Pressure Unit CVT or Unit Converter Simple have ads?

Unit Converter Simple shows ads; Pressure Unit CVT does not.

### Which is updated more often, Pressure Unit CVT or Unit Converter Simple?

Pressure Unit CVT ships an update every 4 months, and Unit Converter Simple every 10 months. Most recently, Pressure Unit CVT was updated on October 26, 2026 and Unit Converter Simple on October 27, 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.*