# CS vs Blackjack Basic Strategy & EV

The clearest difference is ads: Blackjack Basic Strategy & EV at none against CS's shown. Blackjack Basic Strategy & EV also leads on update cadence (weekly vs every 5 months). CS's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.6). On price and in-app purchases there is nothing between them.

Both are free to download. CS sells 1 in-app purchase, starting at $4.99 per month and Blackjack Basic Strategy & EV sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

CS ships an update every 5 months, Blackjack Basic Strategy & EV weekly. The most recent releases landed on October 6, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CS | Blackjack Basic Strategy & EV |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Weekly** |
| Size | 260 MB | 10 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Hiroyuki Oe](https://appshunter.io/developer/1709855598) | [Daiki Yamaguchi](https://appshunter.io/developer/1714946160) |

## What reviewers say

### CS

[App page](https://appshunter.io/ios/app/cs-casino-card-counting-pro/id6468402910)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NO ADS | $4.99 | per month |


### Blackjack Basic Strategy & EV

[App page](https://appshunter.io/ios/app/blackjack-basic-strategy-and-ev/id6760248038)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $5.99 | one-time |


## Frequently asked questions

### Is CS free?

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

### Is Blackjack Basic Strategy & EV free?

Blackjack Basic Strategy & EV is free to download, with in-app purchases available.

### Do CS or Blackjack Basic Strategy & EV have ads?

CS shows ads; Blackjack Basic Strategy & EV does not.

### Which is updated more often, CS or Blackjack Basic Strategy & EV?

CS ships an update every 5 months, and Blackjack Basic Strategy & EV weekly. Most recently, CS was updated on October 6, 2026 and Blackjack Basic Strategy & EV on October 28, 2026.

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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.*