# RaspIoT vs Cooking Units Converter

The clearest difference is in-app purchases: RaspIoT at none against Cooking Units Converter's 1. RaspIoT also leads on iOS requirement (9.2 vs 15.0). Cooking Units Converter's advantage is update cadence (weekly vs every 25 months). On price, ads and device support there is nothing between them.

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

RaspIoT ships an update every 25 months, Cooking Units Converter weekly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | RaspIoT | Cooking Units Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (236 ratings)](https://appshunter.io/ios/app/cooking-units-converter/id1463763301/reviews)** |
| Number of ratings | — | **236** |
| Positive reviews | — | 52.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 25 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 4 MB |
| Requires iOS | **9.2** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Atsushi Yamada](https://appshunter.io/developer/301497489) | [Infinite Fork SL](https://appshunter.io/developer/1593189475) |

## What reviewers say

### RaspIoT

[App page](https://appshunter.io/ios/app/raspiot/id1090362453)

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

**In-app purchases:** none


### Cooking Units Converter

[App page](https://appshunter.io/ios/app/cooking-units-converter/id1463763301)

Easily convert over 40 cooking units instantly with a vast library of ingredient densities. This app helps you switch between weight, volume, and temperature measurements, even allowing you to register your own containers for precise conversions without a scale. It's designed for home cooks to simplify international recipes and portion adjustments.

**Highlights:** Instant unit conversions, Ingredient-based volume to weight, Custom container registration, Offline functionality, Supports international units, Built-in calculator

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Units PRO | $3.99 | one-time |

**What reviewers like**

- 👍 User-friendly interface
- 👍 Great for converting recipes
- 👍 Useful for kitchen measurements
- 👍 Good design
- 👍 Hundreds of ingredients available

**What reviewers complain about**

- 🐛 App broken on some devices
- 🐛 Pro features unavailable after purchase
- 🐛 Useless app
- 🐛 Scale function locked to centimeters
- 🐛 Poor app design

**Reported bugs**

- App does not display correctly (zoomed in)
- Pro features unavailable after purchase
- Scale function locked to centimeters
- Crashes on launch
- App doesn't work

**Requested features**

- Option to change scale units (e.g., inches)
- Reverse conversion option (grams to tablespoons)
- Conversion for USA measurements


## Frequently asked questions

### Is RaspIoT free?

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

### Is Cooking Units Converter free?

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

### Do RaspIoT or Cooking Units Converter have ads?

Neither RaspIoT nor Cooking Units Converter shows ads.

### Which is updated more often, RaspIoT or Cooking Units Converter?

RaspIoT ships an update every 25 months, and Cooking Units Converter weekly. Most recently, RaspIoT was updated on November 2, 2026 and Cooking Units Converter on November 3, 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.*