# Simple Calculator vs CalcMemo

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

Both are free to download. Simple Calculator sells 2 one-off in-app purchases. CalcMemo asks for nothing beyond the download.

Simple Calculator ships an update every 3 weeks, CalcMemo weekly. The most recent releases landed on September 20, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Simple Calculator | CalcMemo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 9 MB | 32 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takao Ichimura](https://appshunter.io/developer/1474061593) | [Tomoyuki Fukuzawa](https://appshunter.io/developer/1893263866) |

## What reviewers say

### Simple Calculator

[App page](https://appshunter.io/ios/app/simple-calculator-practicalc/id6760546131)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Remove Ads + Support | $2.99 | one-time |


### CalcMemo

[App page](https://appshunter.io/ios/app/calcmemo-calc-notes/id6762182082)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Calculator free?

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

### Is CalcMemo free?

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

### Do Simple Calculator or CalcMemo have ads?

Simple Calculator shows ads; CalcMemo does not.

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

Simple Calculator ships an update every 3 weeks, and CalcMemo weekly. Most recently, Simple Calculator was updated on September 20, 2026 and CalcMemo on September 10, 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.*