# Units Plus Converter vs Conversion Calculator Plus

The clearest difference is price: Conversion Calculator Plus at Free against Units Plus Converter's $19.99. Conversion Calculator Plus also leads on update cadence (every 2 days vs every 5 weeks). Units Plus Converter's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating, ratings volume and device support there is nothing between them.

Conversion Calculator Plus is free to download; Units Plus Converter costs $19.99 up front. Conversion Calculator Plus sells 1 in-app purchase, starting at $9.99 per year. Units Plus Converter asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Units Plus Converter against 4.7 for Conversion Calculator Plus. Both are backed by a comparable volume of ratings — 8.4K and 15K respectively. Written reviews are what separate them: 90% of Units Plus Converter's written reviews are positive against 70% of Conversion Calculator Plus's.

Units Plus Converter ships an update every 5 weeks, Conversion Calculator Plus every 2 days. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Units Plus Converter | Conversion Calculator Plus |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.9 (8.4K ratings)](https://appshunter.io/ios/app/units-plus-converter/id593306620/reviews)** | [4.7 (15K ratings)](https://appshunter.io/ios/app/conversion-calculator-plus/id1113920724/reviews) |
| Number of ratings | 8.4K | **15K** |
| Positive reviews | **90.5% of reviews** | 69.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 59 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alan Mrvica](https://appshunter.io/developer/593306623) | [Adysseus](https://appshunter.io/developer/447444997) |

## What reviewers say

### Units Plus Converter

[App page](https://appshunter.io/ios/app/units-plus-converter/id593306620)

Easily convert between various units and currencies with a simple, intuitive interface. Features live currency updates for 155 world currencies, refreshed every 15 minutes. Optimized for a wide range of Apple devices, including iPads with Split View support.

**Highlights:** Unit conversion across 12 categories, Live currency updates for 155 currencies, Optimized for iPhone and iPad, iPad Split View support, Data-computer data conversion, Fuel-mileage conversion

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient and reliable
- 💰 Worth the purchase
- 🌍 Helpful for travel and international use
- 📊 Comprehensive range of conversions

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔢 Limited unit options in some categories
- 🔍 Unintuitive interface for certain conversions
- 💰 Overpriced for the features offered

**Reported bugs**

- Decimal input not working
- Currency conversion not updating properly
- App crashing on certain devices

**Requested features**

- Add feet and inches conversion option
- Include kilojoules to calories conversion
- Improve currency conversion accuracy
- Add time zone conversion feature
- Provide more advanced unit options (e.g. torque, density)


### Conversion Calculator Plus

[App page](https://appshunter.io/ios/app/conversion-calculator-plus/id1113920724)

This app is a versatile unit and currency converter with a user-friendly interface. It supports a wide range of conversion categories, including real-world and crypto currencies, with automatic exchange rate updates. Customize your experience with design options, dark mode, and adjustable home screen layouts.

**Highlights:** Unit and currency conversion, Supports 160+ currencies (real & crypto), Automatic currency exchange rate updates, Simple or carousel design options, Dark Mode support, Customizable home screen layout, Split screen mode on iPad

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads For One Year | $9.99 | per year |

**What reviewers like**

- 🚀 Great app
- 👍 Easy to use
- 🚀 Comprehensive conversions
- 👍 Intuitive interface
- 🚀 Useful tool

**What reviewers complain about**

- 🐛 Consent required for tracking
- 🐛 Update problems
- 🐛 Currency not updating
- 🔒 Forced to allow tracking
- 🔒 Forced to subscribe or view ads

**Reported bugs**

- Currency conversion not working
- App gets stuck on consent page
- Unable to get past ads/subscription page

**Requested features**

- Add running pace conversions
- Add shoe size converter
- Provide paid ad-free version


## Frequently asked questions

### Is Units Plus Converter free?

Units Plus Converter costs $19.99, with no in-app purchases.

### Is Conversion Calculator Plus free?

Conversion Calculator Plus is free to download, with in-app purchases available.

### Which has better reviews, Units Plus Converter or Conversion Calculator Plus?

Units Plus Converter is rated higher. Units Plus Converter averages 4.9 out of 5 from 8.4K ratings, while Conversion Calculator Plus averages 4.7 from 15K ratings.

### Do Units Plus Converter or Conversion Calculator Plus have ads?

Conversion Calculator Plus shows ads; Units Plus Converter does not.

### Which is updated more often, Units Plus Converter or Conversion Calculator Plus?

Units Plus Converter ships an update every 5 weeks, and Conversion Calculator Plus every 2 days. Most recently, Units Plus Converter was updated on November 6, 2026 and Conversion Calculator Plus on November 8, 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.*