# Combinations & Probabilities vs Rapid Ingress

The clearest difference is ads: Rapid Ingress at none against Combinations & Probabilities's shown. Rapid Ingress also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price and in-app purchases there is nothing between them.

Both are free to download. Combinations & Probabilities sells 1 one-off in-app purchase and Rapid Ingress sells 2 in-app purchases, starting at $6.00 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Combinations & Probabilities | Rapid Ingress |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rapid-ingress/id6796829459/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | — | Subscription |
| Size | 33 MB | 11 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [Joao Carrion](https://appshunter.io/developer/1044104256) | [Rapid Ingress](https://appshunter.io/developer/6796829461) |

## What reviewers say

### Combinations & Probabilities

[App page](https://appshunter.io/ios/app/combinations-and-probabilities/id6758729922)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| C&P Pro | $2.99 | one-time |


### Rapid Ingress

[App page](https://appshunter.io/ios/app/rapid-ingress/id6796829459)

Plan deployments, measure distances, and check line of sight for tabletop wargames on a digital battlefield. Rehearse setups on accurate terrain layouts and import army lists from other tools. Enhance your pre-game strategy for competitive play.

**Highlights:** Plan unit deployments and formations, Accurate distance and line-of-sight measurement, Digital 60x44" battlefield, Includes 11th Edition 40k terrain layouts, Save, share, and import army lists, Table setup reference

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $6.00 | per month |
| Annual | $60.00 | per year |


## Frequently asked questions

### Is Combinations & Probabilities free?

Combinations & Probabilities is free to download, with in-app purchases available.

### Is Rapid Ingress free?

Rapid Ingress is free to download, with in-app purchases available.

### Do Combinations & Probabilities or Rapid Ingress have ads?

Combinations & Probabilities shows ads; Rapid Ingress 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.*