# Calculator vs Simple Fun Calculator

The clearest difference is in-app purchases: Simple Fun Calculator at none against Calculator's 3. Simple Fun Calculator also leads on update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Calculator sells 3 in-app purchases, starting at $0.99 per month. Simple Fun Calculator asks for nothing beyond the download.

Calculator ships an update fortnightly, Simple Fun Calculator every 2 days. The most recent releases landed on September 27, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Calculator | Simple Fun Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 7 MB | 1 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [深圳宝乐软件有限公司](https://appshunter.io/developer/1773102040) | [tsuboi toshihiro](https://appshunter.io/developer/1838670892) |

## What reviewers say

### Calculator

[App page](https://appshunter.io/ios/app/calculator-edit-equations/id6443911558)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1个月 | $0.99 | per month |
| 1 年 | $1.99 | per year |
| 终身会员 | $2.99 | one-time |


### Simple Fun Calculator

[App page](https://appshunter.io/ios/app/simple-fun-calculator/id6806540320)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator free?

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

### Is Simple Fun Calculator free?

Simple Fun Calculator is free to download, with no in-app purchases.

### Do Calculator or Simple Fun Calculator have ads?

Neither Calculator nor Simple Fun Calculator shows ads.

### Which is updated more often, Calculator or Simple Fun Calculator?

Calculator ships an update fortnightly, and Simple Fun Calculator every 2 days. Most recently, Calculator was updated on September 27, 2026 and Simple Fun Calculator on October 3, 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.*