# Plus Calculator vs LensProbe

The clearest difference is price: LensProbe at Free against Plus Calculator's $0.99. LensProbe also leads on iOS requirement (9.0 vs 11.0). On ads, in-app purchases and device support there is nothing between them.

LensProbe is free to download; Plus Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Plus Calculator | LensProbe |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | — |
| Size | 10 MB | 58 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [andrzej kar](https://appshunter.io/developer/1197919669) | [锦才 钟](https://appshunter.io/developer/1433440881) |

## What reviewers say

### Plus Calculator

[App page](https://appshunter.io/ios/app/plus-calculator/id1439014026)

**Features:** macOS Compatibility

**In-app purchases:** none


### LensProbe

[App page](https://appshunter.io/ios/app/lensprobe/id6752853903)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Plus Calculator free?

Plus Calculator costs $0.99, with no in-app purchases.

### Is LensProbe free?

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

### Do Plus Calculator or LensProbe have ads?

Neither Plus Calculator nor LensProbe 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.*