# CalcBoard vs ClearKey Calc

The clearest difference is in-app purchases: ClearKey Calc at none against CalcBoard's 1. On price, ads, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | CalcBoard | ClearKey Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calcboard-multi-calculator/id6759535339/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 30 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Colby Clark](https://appshunter.io/developer/1110053823) | [鹏飞 陈](https://appshunter.io/developer/1891216752) |

## What reviewers say

### CalcBoard

[App page](https://appshunter.io/ios/app/calcboard-multi-calculator/id6759535339)

Perform multiple calculations simultaneously on one screen, compare prices side-by-side, and access various modes like scientific and programmer. This ad-free utility offers precise results and stores your data locally.

**Highlights:** Multiple independent calculator panels, Side-by-side price comparison, Scientific, programmer, and unit converter modes, Visible expression history, Shared value tray for chaining calculations, Named variables for complex formulas, Ad-free and no tracking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalcBoard Premium | $2.99 | one-time |


### ClearKey Calc

[App page](https://appshunter.io/ios/app/clearkey-calc/id6761746376)

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

**In-app purchases:** none


## Frequently asked questions

### Is CalcBoard free?

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

### Is ClearKey Calc free?

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

### Do CalcBoard or ClearKey Calc have ads?

Neither CalcBoard nor ClearKey Calc shows ads.

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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.*