# PrimeCalc vs RemainderCalculator byNSDev

The clearest difference is ads: RemainderCalculator byNSDev at none against PrimeCalc's shown. PrimeCalc's advantage is iOS requirement (12.0 vs 17). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | PrimeCalc | RemainderCalculator byNSDev |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Size | 12 MB | 1 MB |
| Requires iOS | **12.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yutaka Nakao](https://appshunter.io/developer/1303008060) | [NIHON SYSTEM DEVELOPER CORPORATION](https://appshunter.io/developer/1198103734) |

## What reviewers say

### PrimeCalc

[App page](https://appshunter.io/ios/app/primecalc-modprime-factor/id1332239791)

**Features:** macOS Compatibility

**In-app purchases:** none


### RemainderCalculator byNSDev

[App page](https://appshunter.io/ios/app/remaindercalculator-bynsdev/id6751115930)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PrimeCalc free?

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

### Is RemainderCalculator byNSDev free?

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

### Do PrimeCalc or RemainderCalculator byNSDev have ads?

PrimeCalc shows ads; RemainderCalculator byNSDev 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.*