# Converter vs Convertible

The clearest difference is monetization model: Converter at free against Convertible's paid. Convertible's advantage is iOS requirement (8.0 vs 15.6). On price, review sentiment, update cadence and ads there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 14, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Converter | Convertible |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (897 ratings)](https://appshunter.io/ios/app/converter-universal-conversion/id423521445/reviews)** | — |
| Number of ratings | **897** | — |
| Positive reviews | **93.9% of reviews** | 89.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Paid |
| Size | 37 MB | 12 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Trelleborg Sealing Solutions](https://appshunter.io/developer/396863758) | [Efecto Pty Ltd](https://appshunter.io/developer/331691709) |

## What reviewers say

### Converter

[App page](https://appshunter.io/ios/app/converter-universal-conversion/id423521445)

This app offers a comprehensive unit and hardness conversion tool with an easy-to-use interface. It includes currency conversion with updated exchange rates, over 300 engineering and scientific units, and a specialized hardness converter. Additional features like timezone conversion, pace calculation, and a standard calculator enhance its utility.

**Highlights:** Currency converter with live exchange rates, Over 300 engineering and scientific units, Specialized hardness converter, Timezone conversion, Running pace calculator, Integrated standard calculator, Conversion history log

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate and fast conversions
- 💡 Comprehensive coverage of units and categories
- 🔒 No ads or hidden fees
- 💡 Useful currency converter

**What reviewers complain about**

- 🐛 Currency conversion rates can be outdated
- 🔍 Difficult to find specific conversions due to large number of options
- 💡 Lack of ability to set favorite conversions as default

**Reported bugs**

- Occasional crashes on startup for non-English/German users
- Conversion from meters to feet does not show inches

**Requested features**

- Add fuel efficiency conversions
- Allow users to set favorite conversions as default
- Improve currency conversion rate updates


### Convertible

[App page](https://appshunter.io/ios/app/convertible-unit-converter/id514233370)

This app offers a comprehensive unit and currency conversion tool with a visually appealing interface and extensive unit options. It supports standard and non-standard units, compound conversions, and fraction input, making it versatile for various needs.

**Highlights:** Extensive standard and non-standard unit conversions, Currency conversion with 161 currencies, Compound unit conversion, Fraction input and output, Adjustable decimal precision, Elegant interface with themes, iPad split view and Today Extension support

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💻 Excellent user interface
- ⚙️ Comprehensive set of conversion units
- 🔍 Intuitive and easy to use
- 🎨 Customizable color themes
- 🕰️ Saves last conversion

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔍 Navigation can be confusing at times
- 🔢 Lack of support for custom units

**Reported bugs**

- Conversion results not always accurate
- Crashes when trying to share conversion results

**Requested features**

- Add support for more measurement categories (e.g. fuel consumption, flow rate)
- Implement a search function to easily find units
- Provide a widget for quick access to conversions
- Add support for more languages


## Frequently asked questions

### Is Converter free?

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

### Is Convertible free?

Convertible is free to download, with no in-app purchases.

### Do Converter or Convertible have ads?

Neither Converter nor Convertible shows ads.

### Which is updated more often, Converter or Convertible?

Converter ships an update every 2 months, and Convertible every 2 months. Most recently, Converter was updated on October 14, 2026 and Convertible on September 30, 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.*