# Unit Converter ++ vs UnitShift Converter

The clearest difference is in-app purchases: Unit Converter ++ at none against UnitShift Converter's 1. Unit Converter ++ also leads on iOS requirement (11.0 vs 17.0). UnitShift Converter's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 9 months). On price and device support there is nothing between them.

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

Unit Converter ++ ships an update every 9 months, UnitShift Converter every 2 weeks. The most recent releases landed on October 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Unit Converter ++ | UnitShift Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (10 ratings)](https://appshunter.io/ios/app/unit-converter-plus-plus/id911329028/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 6 MB | 1 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nirav Patel](https://appshunter.io/developer/787086013) | [IVAN BOBAN](https://appshunter.io/developer/1882842325) |

## What reviewers say

### Unit Converter ++

[App page](https://appshunter.io/ios/app/unit-converter-plus-plus/id911329028)

Easily convert between various units of measurement for length, weight, temperature, volume, and more. This offline tool is designed for travelers, students, and professionals needing quick conversions.

**Highlights:** Converts length, weight, temperature, volume, and more, Supports numerous units of measurement, Works offline, Useful for travelers, students, and professionals, Covers speed, area, pressure, power, and energy units

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

**In-app purchases:** none


### UnitShift Converter

[App page](https://appshunter.io/ios/app/unitshift-converter/id6771310914)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| UnitShift Premium | $2.99 | one-time |


## Frequently asked questions

### Is Unit Converter ++ free?

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

### Is UnitShift Converter free?

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

### Do Unit Converter ++ or UnitShift Converter have ads?

Unit Converter ++ shows ads; UnitShift Converter does not.

### Which is updated more often, Unit Converter ++ or UnitShift Converter?

Unit Converter ++ ships an update every 9 months, and UnitShift Converter every 2 weeks. Most recently, Unit Converter ++ was updated on October 9, 2026 and UnitShift Converter on September 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.*