# Binary Calculator & Converter vs AtTrack

The clearest difference is in-app purchases: Binary Calculator & Converter at none against AtTrack's 1. Binary Calculator & Converter also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). AtTrack's advantage is ads (none vs shown) and update cadence (every 5 weeks vs every 6 months). On price there is nothing between them.

Both are free to download. AtTrack sells 1 one-off in-app purchase. Binary Calculator & Converter asks for nothing beyond the download.

Binary Calculator & Converter ships an update every 6 months, AtTrack every 5 weeks. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Binary Calculator & Converter | AtTrack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/binary-calculator-and-converter/id6450133343/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | Ad-supported | — |
| Size | 30 MB | 1 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [MINERVA K.K.](https://appshunter.io/developer/1597905460) | [Kouki Toyoda](https://appshunter.io/developer/6785835166) |

## What reviewers say

### Binary Calculator & Converter

[App page](https://appshunter.io/ios/app/binary-calculator-and-converter/id6450133343)

Easily convert numbers between binary, decimal, and hexadecimal formats. This tool is ideal for programming, digital electronics, and mathematics, offering a simple interface for instant conversion results.

**Highlights:** Binary to decimal conversion, Binary to hexadecimal conversion, Decimal to binary conversion, Decimal to hexadecimal conversion, Hexadecimal to binary conversion, Hexadecimal to decimal conversion, Simple and easy-to-use interface

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

**In-app purchases:** none


### AtTrack

[App page](https://appshunter.io/ios/app/attrack/id6785835164)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip the Developer | $0.99 | one-time |


## Frequently asked questions

### Is Binary Calculator & Converter free?

Binary Calculator & Converter is free to download, with no in-app purchases.

### Is AtTrack free?

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

### Do Binary Calculator & Converter or AtTrack have ads?

Binary Calculator & Converter shows ads; AtTrack does not.

### Which is updated more often, Binary Calculator & Converter or AtTrack?

Binary Calculator & Converter ships an update every 6 months, and AtTrack every 5 weeks. Most recently, Binary Calculator & Converter was updated on October 10, 2026 and AtTrack on September 29, 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.*