# Blackjack | 21 vs Blackjack Trainer

The clearest difference is ads: Blackjack Trainer at none against Blackjack | 21's shown. Blackjack Trainer also leads on review sentiment (100% vs 67%) and rating (5.0 vs 4.6). Blackjack | 21's advantage is update cadence (every 3 days vs every 4 weeks) and ratings volume (65 vs 1). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Blackjack | 21 sells 4 one-off in-app purchases and Blackjack Trainer sells 6 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Blackjack Trainer holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Blackjack | 21 has 65 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 67% of Blackjack | 21's written reviews are positive against 100% of Blackjack Trainer's.

Blackjack | 21 ships an update every 3 days, Blackjack Trainer every 4 weeks. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Blackjack | 21 | Blackjack Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (65 ratings)](https://appshunter.io/ios/app/blackjack-21/id6790571321/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/blackjack-trainer-countr/id6792565338/reviews)** |
| Number of ratings | **65** | 1 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 4 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 19 MB | 66 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [High Roller Studios](https://appshunter.io/developer/6790571323) | [Foxcraft LLC](https://appshunter.io/developer/6792565610) |

## What reviewers say

### Blackjack | 21

[App page](https://appshunter.io/ios/app/blackjack-21/id6790571321)

Practice blackjack with a personalized coach and interactive lessons. Improve your strategy through skill-based progression, tournaments, and detailed stats without risking real money.

**Highlights:** Personalized blackjack coach, Interactive lessons for strategy, Skill-based progression system, Weekly seeded tournaments, Detailed lifetime statistics, Customizable table rules, Haptic and sound feedback

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small chip pack | $0.99 | one-time |
| Medium chip pack | $2.99 | one-time |
| Large chip pack | $4.99 | one-time |
| Mega chip pack | $9.99 | one-time |


### Blackjack Trainer

[App page](https://appshunter.io/ios/app/blackjack-trainer-countr/id6792565338)

Master blackjack strategy with guided lessons, instant feedback, and simulated practice. This educational tutor helps build decision-making skills before playing in a casino. Learn fundamentals, practice scenarios, and track your progress with detailed analytics.

**Highlights:** Guided blackjack strategy lessons, Instant feedback on decisions, Simulated practice scenarios, Basic and advanced concept drills, Progress tracking and analytics, Configurable blackjack rules

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| COUNTR+ Weekly | $3.99 | per 7 days |
| COUNTR+ Monthly | $9.99 | per month |
| COUNTR+ Annual Exit Offer | $24.99 | per year |
| COUNTR+ Annual | $49.99 | per year |
| Yearly | $49.99 | per year |
| COUNTR+ Annual | $49.99 | per year |


## Frequently asked questions

### Is Blackjack | 21 free?

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

### Is Blackjack Trainer free?

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

### Which has better reviews, Blackjack | 21 or Blackjack Trainer?

Blackjack Trainer is rated higher. Blackjack | 21 averages 4.6 out of 5 from 65 ratings, while Blackjack Trainer averages 5.0 from 1 ratings.

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

Blackjack | 21 shows ads; Blackjack Trainer does not.

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

Blackjack | 21 ships an update every 3 days, and Blackjack Trainer every 4 weeks. Most recently, Blackjack | 21 was updated on October 28, 2026 and Blackjack Trainer on October 25, 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.*