# Blackjack Mastery 21 Trainer vs Blackjack

Blackjack Mastery 21 Trainer and Blackjack are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Blackjack Mastery 21 Trainer sells 4 in-app purchases, starting at $9.99 per month and Blackjack sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Blackjack Mastery 21 Trainer ships an update every 3 weeks, Blackjack every 5 weeks. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Blackjack Mastery 21 Trainer | Blackjack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/blackjack-learn-strategy/id6749189661/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 44 MB | 60 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Anton Terekhov](https://appshunter.io/developer/1778000768) | [Andrew L'Italien](https://appshunter.io/developer/1793030180) |

## What reviewers say

### Blackjack Mastery 21 Trainer

[App page](https://appshunter.io/ios/app/blackjack-mastery-21-trainer/id6744902920)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $9.99 | per month |
| Premium Access | $39.99 | per year |
| Premium Access | $39.99 | per year |
| Premium Access | $99.99 | one-time |


### Blackjack

[App page](https://appshunter.io/ios/app/blackjack-learn-strategy/id6749189661)

Master blackjack strategy with realistic hands and instant feedback. Practice optimal decisions, view strategy charts, and track your progress. Customize rules and themes for a personalized learning experience.

**Highlights:** Hands-on practice with realistic hands, Instant feedback on decisions, Detailed strategy charts, Customizable rule settings, Performance statistics tracking, Customizable themes including dark mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


## Frequently asked questions

### Is Blackjack Mastery 21 Trainer free?

Blackjack Mastery 21 Trainer is free to download, with in-app purchases available.

### Is Blackjack free?

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

### Do Blackjack Mastery 21 Trainer or Blackjack have ads?

Both Blackjack Mastery 21 Trainer and Blackjack show ads.

### Which is updated more often, Blackjack Mastery 21 Trainer or Blackjack?

Blackjack Mastery 21 Trainer ships an update every 3 weeks, and Blackjack every 5 weeks. Most recently, Blackjack Mastery 21 Trainer was updated on October 28, 2026 and Blackjack on October 24, 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.*