# Understandify vs HandCal Handwriting Calculator

The clearest difference is update cadence: HandCal Handwriting Calculator at every 5 weeks against Understandify's every 13 months. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Understandify ships an update every 13 months, HandCal Handwriting Calculator every 5 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Understandify | HandCal Handwriting Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | Yes |
| Update frequency | Every 13 months | **Every 5 weeks** |
| Size | 63 MB | 5 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Done Enterprises Ab Oy](https://appshunter.io/developer/1675347771) | [nz-sw](https://appshunter.io/developer/502363484) |

## What reviewers say

### Understandify

[App page](https://appshunter.io/ios/app/understandify/id6445995873)

**In-app purchases:** none


### HandCal Handwriting Calculator

[App page](https://appshunter.io/ios/app/handcal-handwriting-calculator/id6504625060)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Understandify free?

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

### Is HandCal Handwriting Calculator free?

HandCal Handwriting Calculator is free to download, with no in-app purchases.

### Which is updated more often, Understandify or HandCal Handwriting Calculator?

Understandify ships an update every 13 months, and HandCal Handwriting Calculator every 5 weeks. Most recently, Understandify was updated on October 27, 2026 and HandCal Handwriting Calculator on October 24, 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.*