# yACK FAST vs Binary Converter Calculator+

The clearest difference is price: yACK FAST at Free against Binary Converter Calculator+'s $0.99. Binary Converter Calculator+'s advantage is iOS requirement (10.3 vs 15.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

yACK FAST is free to download; Binary Converter Calculator+ costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

yACK FAST ships an update every 2 months, Binary Converter Calculator+ every 3 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | yACK FAST | Binary Converter Calculator+ |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/binary-converter-calculator-plus/id1482036816/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Paid |
| Size | 9 MB | 27 MB |
| Requires iOS | 15.6 | **10.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Serialio Ltd.](https://appshunter.io/developer/333178140) | [Michael Horowitz](https://appshunter.io/developer/1750335184) |

## What reviewers say

### yACK FAST

[App page](https://appshunter.io/ios/app/yack-fast/id1166008825)

**Features:** macOS Compatibility

**In-app purchases:** none


### Binary Converter Calculator+

[App page](https://appshunter.io/ios/app/binary-converter-calculator-plus/id1482036816)

Easily convert text, binary, hexadecimal, and integer values. This app offers a minimalistic design and is great for encoding messages or learning about different number systems.

**Highlights:** Text to binary conversion, Binary to hexadecimal conversion, Hexadecimal to integer conversion, Number to text conversion, Minimalistic design, Message encoding

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

**In-app purchases:** none


## Frequently asked questions

### Is yACK FAST free?

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

### Is Binary Converter Calculator+ free?

Binary Converter Calculator+ costs $0.99, with no in-app purchases.

### Do yACK FAST or Binary Converter Calculator+ have ads?

Neither yACK FAST nor Binary Converter Calculator+ shows ads.

### Which is updated more often, yACK FAST or Binary Converter Calculator+?

yACK FAST ships an update every 2 months, and Binary Converter Calculator+ every 3 months. Most recently, yACK FAST was updated on October 26, 2026 and Binary Converter Calculator+ on October 26, 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.*