# Converter vs Light Air

The clearest difference is in-app purchases: Light Air at none against Converter's 1. Light Air also leads on update cadence (every 13 months vs every 45 months). Converter's advantage is device support (4 vs 2) and iOS requirement (10.0 vs 15.6). On price and ads there is nothing between them.

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

Converter ships an update every 45 months, Light Air every 13 months. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Converter | Light Air |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (4 ratings)](https://appshunter.io/ios/app/converter-unit-conversion/id1453497685/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 45 months | **Every 13 months** |
| Monetization | Free | — |
| Size | 19 MB | 1 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intuz, Inc.](https://appshunter.io/developer/1445627232) | [Mihai Dorhan](https://appshunter.io/developer/1461469913) |

## What reviewers say

### Converter

[App page](https://appshunter.io/ios/app/converter-unit-conversion/id1453497685)

This app offers a comprehensive and customizable unit converter with over 1400 units across 52 categories. It includes a built-in calculator, currency conversion with automatic updates, and specialized converters for clothing and cooking. Designed for ease of use on Apple devices, it supports offline conversions and offers a clean, professional interface.

**Highlights:** Over 1400 units in 52 categories, Integrated custom calculator, Offline unit conversion, Currency conversion with auto-updates, Customizable unit visibility, Widget and Apple Watch support, Conversion history and bookmarking

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Pro | $1.99 | one-time |


### Light Air

[App page](https://appshunter.io/ios/app/light-air/id1498961729)

**In-app purchases:** none


## Frequently asked questions

### Is Converter free?

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

### Is Light Air free?

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

### Do Converter or Light Air have ads?

Neither Converter nor Light Air shows ads.

### Which is updated more often, Converter or Light Air?

Converter ships an update every 45 months, and Light Air every 13 months. Most recently, Converter was updated on October 14, 2026 and Light Air on October 7, 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.*