# BigNum Calc vs Calculator 4.0

The clearest difference is in-app purchases: BigNum Calc at none against Calculator 4.0's 1. Calculator 4.0's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. Calculator 4.0 sells 1 one-off in-app purchase. BigNum Calc asks for nothing beyond the download.

## The numbers

| Metric | BigNum Calc | Calculator 4.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (54 ratings)](https://appshunter.io/ios/app/calculator-40/id6445965184/reviews)** |
| Number of ratings | — | **54** |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 65 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wei WEI](https://appshunter.io/developer/1483741762) | [Edison Largo](https://appshunter.io/developer/978541799) |

## What reviewers say

### BigNum Calc

[App page](https://appshunter.io/ios/app/bignum-calc/id6444735525)

**In-app purchases:** none


### Calculator 4.0

[App page](https://appshunter.io/ios/app/calculator-40/id6445965184)

Perform daily calculations with a clean interface and large buttons. Features include decimal support, a calculation log, and two themes. Regular updates ensure continuous improvement and new functionalities.

**Highlights:** Intuitive interface with large buttons, Backspace key for corrections, Decimal point or comma support, Calculation display log, Two customizable themes, Regular updates with new features

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $5.99 | one-time |


## Frequently asked questions

### Is BigNum Calc free?

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

### Is Calculator 4.0 free?

Calculator 4.0 is free to download, with in-app purchases available.

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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.*