# HexCalculator vs Einky

The clearest difference is in-app purchases: Einky at none against HexCalculator's 2. Einky also leads on update cadence (every 11 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. HexCalculator sells 2 one-off in-app purchases. Einky asks for nothing beyond the download.

HexCalculator ships an update every 2 months, Einky every 11 days. The most recent releases landed on October 1, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | HexCalculator | Einky |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 11 days** |
| Size | 16 MB | 44 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marc Gomez Asensio](https://appshunter.io/developer/1709786724) | [升寅 梁](https://appshunter.io/developer/1885594540) |

## What reviewers say

### HexCalculator

[App page](https://appshunter.io/ios/app/hexcalculator/id6468353847)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Royalty Features | Free | one-time |
| Unlock All Features | $0.99 | one-time |


### Einky

[App page](https://appshunter.io/ios/app/einky/id6762123207)

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

**In-app purchases:** none


## Frequently asked questions

### Is HexCalculator free?

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

### Is Einky free?

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

### Do HexCalculator or Einky have ads?

Neither HexCalculator nor Einky shows ads.

### Which is updated more often, HexCalculator or Einky?

HexCalculator ships an update every 2 months, and Einky every 11 days. Most recently, HexCalculator was updated on October 1, 2026 and Einky on October 12, 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.*