# Conversion Calculator Units vs Kitchen

The clearest difference is ads: Kitchen at none against Conversion Calculator Units's shown. Kitchen also leads on rating (5.0 vs 4.7) and iOS requirement (13.7 vs 15.0). Conversion Calculator Units's advantage is ratings volume (5K vs 9) and update cadence (every 2 months vs every 8 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Conversion Calculator Units sells 1 one-off in-app purchase and Kitchen sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Kitchen holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Conversion Calculator Units has 5K ratings behind it against 9, so its average is the more settled of the two.

Conversion Calculator Units ships an update every 2 months, Kitchen every 8 months. The most recent releases landed on October 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Conversion Calculator Units | Kitchen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (5K ratings)](https://appshunter.io/ios/app/conversion-calculator-units/id727632233/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/kitchen-units/id6450483036/reviews)** |
| Number of ratings | **5K** | 9 |
| Positive reviews | 82.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 41 MB | 10 MB |
| Requires iOS | 15.0 | **13.7** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RV AppStudios LLC](https://appshunter.io/developer/340181308) | [Takehito Furuyama](https://appshunter.io/developer/1660807941) |

## What reviewers say

### Conversion Calculator Units

[App page](https://appshunter.io/ios/app/conversion-calculator-units/id727632233)

This app offers a simple and powerful way to convert between over 140 units across 12 categories. Easily switch between units, customize your experience with themes, and share your results.

**Highlights:** Converts over 140 units, Supports 12 conversion categories, Customizable themes, Drag and set unit positions, Add units to favorites, Share converted units via email

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

**In-app purchases (1)**

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

**What reviewers like**

- 👍 User-friendly
- 🚀 Easy to use
- 💡 Helpful for learning metric system
- 👍 Great for conversions
- 👍 Intuitive interface

**What reviewers complain about**

- 🐛 Ads disrupt usage
- 🐛 Difficult to change units
- 🐛 Lacks portrait mode
- 🐛 Upside-down orientation issues
- 🐛 Cluttered UI design

**Reported bugs**

- Ads not removed after purchase
- Incorrect unit conversions

**Requested features**

- Add pressure conversion units
- Include a basic calculator function
- Implement multi-language support
- Allow customization of unit order


### Kitchen

[App page](https://appshunter.io/ios/app/kitchen-units/id6450483036)

Quickly convert kitchen measurements like volume and weight. Easily handle fractions, decimals, and temperature conversions. Save custom settings for recipes.

**Highlights:** Volume conversions (tablespoons to milliliters), Weight conversions (grams), Temperature conversions (Celsius/Fahrenheit), Fraction and decimal input, Customizable recipe settings, Result multiplication/division

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $0.99 | per month |
| All Access | $1.99 | per year |
| All Access | $4.99 | one-time |


## Frequently asked questions

### Is Conversion Calculator Units free?

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

### Is Kitchen free?

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

### Which has better reviews, Conversion Calculator Units or Kitchen?

Kitchen is rated higher. Conversion Calculator Units averages 4.7 out of 5 from 5K ratings, while Kitchen averages 5.0 from 9 ratings.

### Do Conversion Calculator Units or Kitchen have ads?

Conversion Calculator Units shows ads; Kitchen does not.

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

Conversion Calculator Units ships an update every 2 months, and Kitchen every 8 months. Most recently, Conversion Calculator Units was updated on October 13, 2026 and Kitchen 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.*