# Unit Converter vs Flip Unit

The clearest difference is review sentiment: Flip Unit at 100% against Unit Converter's 0%. Flip Unit also leads on rating (5.0 vs 1.0) and update cadence (monthly vs every 28 months). Unit Converter's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 17.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Flip Unit holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Flip Unit has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Unit Converter's written reviews are positive against 100% of Flip Unit's.

Unit Converter ships an update every 28 months, Flip Unit monthly. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Unit Converter | Flip Unit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/unit-converter-utility-app/id1187153449/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/flip-unit-unit-converter/id6757921823/reviews)** |
| Number of ratings | 1 | **7** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Monthly** |
| Monetization | Free | Free |
| Size | 30 MB | 6 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dipen Patel](https://appshunter.io/developer/352249653) | [SIRAJ SALIM](https://appshunter.io/developer/1869633316) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-utility-app/id1187153449)

Easily convert measurements between various units with a clean and intuitive interface. Supports over 20 categories including length, mass, temperature, and volume.

**Highlights:** Converts between units, Supports 20+ categories, Clean interface design, Intuitive navigation, Free to use

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

**In-app purchases:** none


### Flip Unit

[App page](https://appshunter.io/ios/app/flip-unit-unit-converter/id6757921823)

Easily convert units across 12 categories including cooking, currency, and distance. Access conversions on your iPhone, Apple Watch, and home screen widgets. This app offers a clean interface and works offline for most conversions.

**Highlights:** 12 conversion categories, Apple Watch app and complications, iPhone home screen widgets, Offline conversion (except currency), No ads or tracking, iCloud sync

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

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter free?

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

### Is Flip Unit free?

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

### Which has better reviews, Unit Converter or Flip Unit?

Flip Unit is rated higher. Unit Converter averages 1.0 out of 5 from 1 ratings, while Flip Unit averages 5.0 from 7 ratings.

### Do Unit Converter or Flip Unit have ads?

Neither Unit Converter nor Flip Unit shows ads.

### Which is updated more often, Unit Converter or Flip Unit?

Unit Converter ships an update every 28 months, and Flip Unit monthly. Most recently, Unit Converter was updated on November 7, 2026 and Flip Unit on November 9, 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.*