# Arpaid vs Binomial Distribution Calc

The clearest difference is in-app purchases: Arpaid at none against Binomial Distribution Calc's 8. Arpaid also leads on iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Binomial Distribution Calc sells 8 one-off in-app purchases. Arpaid asks for nothing beyond the download.

## The numbers

| Metric | Arpaid | Binomial Distribution Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 172 MB | 180 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fernando Jorge Fraile Fernandez](https://appshunter.io/developer/1514656805) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Arpaid

[App page](https://appshunter.io/ios/app/arpaid/id1514657646)

**Features:** macOS Compatibility

**In-app purchases:** none


### Binomial Distribution Calc

[App page](https://appshunter.io/ios/app/binomial-distribution-calc/id6472449122)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Lifetime Access | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Arpaid free?

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

### Is Binomial Distribution Calc free?

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

### Do Arpaid or Binomial Distribution Calc have ads?

Neither Arpaid nor Binomial Distribution 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.*