# CalculatorRed vs Calculator

The clearest difference is ads: CalculatorRed at none against Calculator's shown. Calculator's advantage is update cadence (every 2 weeks vs every 4 weeks). On price, in-app purchases, device support 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.

CalculatorRed ships an update every 4 weeks, Calculator every 2 weeks. The most recent releases landed on September 26, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | CalculatorRed | Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Size | 1 MB | 20 MB |
| Requires iOS | **17.0** | 17.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kodwerk Software Ltd.](https://appshunter.io/developer/1741040469) | [Vicki Partridge](https://appshunter.io/developer/1114861973) |

## What reviewers say

### CalculatorRed

[App page](https://appshunter.io/ios/app/calculatorred/id6496602010)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator

[App page](https://appshunter.io/ios/app/calculator-easy-maths/id6523667513)

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

**In-app purchases:** none


## Frequently asked questions

### Is CalculatorRed free?

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

### Is Calculator free?

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

### Do CalculatorRed or Calculator have ads?

Calculator shows ads; CalculatorRed does not.

### Which is updated more often, CalculatorRed or Calculator?

CalculatorRed ships an update every 4 weeks, and Calculator every 2 weeks. Most recently, CalculatorRed was updated on September 26, 2026 and Calculator on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*