# Visible Calc vs Calculator Ultra

The clearest difference is in-app purchases: Calculator Ultra at none against Visible Calc's 2. Calculator Ultra also leads on ads (none vs shown). Visible Calc's advantage is iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

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

## The numbers

| Metric | Visible Calc | Calculator Ultra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Size | 9 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takao Ichimura](https://appshunter.io/developer/1474061593) | [phakin chatngamapichat](https://appshunter.io/developer/6792130022) |

## What reviewers say

### Visible Calc

[App page](https://appshunter.io/ios/app/visible-calc/id6760546131)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Remove Ads + Support | $4.99 | one-time |


### Calculator Ultra

[App page](https://appshunter.io/ios/app/calculator-ultra-smart-math/id6792903428)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Visible Calc free?

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

### Is Calculator Ultra free?

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

### Do Visible Calc or Calculator Ultra have ads?

Visible Calc shows ads; Calculator Ultra 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.*