# iPorts vs Unit Plus

The clearest difference is in-app purchases: iPorts at none against Unit Plus's 1. iPorts also leads on ads (none vs shown) and update cadence (every 6 weeks vs every 6 months). Unit Plus's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price there is nothing between them.

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

iPorts ships an update every 6 weeks, Unit Plus every 6 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iPorts | Unit Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/unit-plus-24-measurement-units/id1184208185/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 32.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 6 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 25 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sven Gartz](https://appshunter.io/developer/1474869592) | [Rohit Iyer](https://appshunter.io/developer/1150989827) |

## What reviewers say

### iPorts

[App page](https://appshunter.io/ios/app/iports/id302541997)

Discover essential details and view the locations of major and mid-large airports globally. This utility app provides fundamental airport information directly on a map.

**Highlights:** Airport information display, Global airport map, Major airport coverage, Mid-large airport coverage

**In-app purchases:** none


### Unit Plus

[App page](https://appshunter.io/ios/app/unit-plus-24-measurement-units/id1184208185)

A beautifully designed unit converter with 24 categories and numerous units. Easily convert measurements from one unit to all others with a simple and intuitive interface. More units are planned for future updates.

**Highlights:** 24 conversion categories, Extensive unit selection, Intuitive user interface, Converts to all other units, Beautiful design, Regular updates

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is iPorts free?

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

### Is Unit Plus free?

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

### Do iPorts or Unit Plus have ads?

Unit Plus shows ads; iPorts does not.

### Which is updated more often, iPorts or Unit Plus?

iPorts ships an update every 6 weeks, and Unit Plus every 6 months. Most recently, iPorts was updated on October 23, 2026 and Unit Plus on October 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.*