# Written Calc vs exam_calculate

The clearest difference is in-app purchases: Written Calc at none against exam_calculate's 1. Written Calc also leads on ads (none vs shown) and iOS requirement (9.3 vs 13.0). On price and device support there is nothing between them.

Both are free to download. exam_calculate sells 1 one-off in-app purchase. Written Calc asks for nothing beyond the download.

## The numbers

| Metric | Written Calc | exam_calculate |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 months |
| Monetization | Free | — |
| Size | 16 MB | 7 MB |
| Requires iOS | **9.3** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kouichi INAFUKU](https://appshunter.io/developer/438372899) | [KENTARO UME](https://appshunter.io/developer/764546905) |

## What reviewers say

### Written Calc

[App page](https://appshunter.io/ios/app/written-calc/id1205243975)

This app displays the solution to 3-digit by 3-digit multiplication problems, including the written calculation steps. It is designed to assist parents in grading their children's homework.

**Highlights:** Displays written calculation steps, Solves 3-digit by 3-digit multiplication, Assists with homework grading, Free to use

**Features:** Vision Pro support

**In-app purchases:** none


### exam_calculate

[App page](https://appshunter.io/ios/app/exam-calculate/id1265876274)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AD Free | $0.99 | one-time |


## Frequently asked questions

### Is Written Calc free?

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

### Is exam_calculate free?

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

### Do Written Calc or exam_calculate have ads?

exam_calculate shows ads; Written Calc does not.

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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.*