# Blackjack 21 vs Blackjack Strategy Training

Blackjack 21 and Blackjack Strategy Training both sit at 4.7 stars, but that hides the real split: 100% of Blackjack Strategy Training's written reviews are positive against 55% of Blackjack 21's. Blackjack Strategy Training also leads on in-app purchases (none vs 10) and chart position (#14 vs #166). Blackjack 21's advantage is price (Free vs $0.99) and ratings volume (5.7K vs 147). On rating, update cadence, ads and device support there is nothing between them.

Blackjack 21 is free to download; Blackjack Strategy Training costs $0.99 up front. Blackjack 21 sells 9 in-app purchases, starting at $7.99 per month. Blackjack Strategy Training asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Blackjack 21 against 4.6 for Blackjack Strategy Training. That said, the two scores are not equally well evidenced: Blackjack 21 has 5.7K ratings behind it against 147, so its average is the more settled of the two. Written reviews are what separate them: 55% of Blackjack 21's written reviews are positive against 100% of Blackjack Strategy Training's.

Blackjack 21 ships an update fortnightly, Blackjack Strategy Training monthly. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Blackjack 21 | Blackjack Strategy Training |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.7 (5.7K ratings)](https://appshunter.io/ios/app/blackjack-21-strategy-trainer/id597239290/reviews)** | [4.6 (147 ratings)](https://appshunter.io/ios/app/blackjack-strategy-training/id6472889123/reviews) |
| Number of ratings | **5.7K** | 147 |
| Positive reviews | 54.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | #166 | **#14** |
| Size | 69 MB | 20 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [BlackJack Trainer 21 Training AG](https://appshunter.io/developer/1824121005) | [NT2 Gaming, LLC](https://appshunter.io/developer/1652059857) |

## What reviewers say

### Blackjack 21

[App page](https://appshunter.io/ios/app/blackjack-21-strategy-trainer/id597239290)

**Currently charting:** #166 Top Free · Casino (US App Store)

Master blackjack with this strategy trainer. Learn optimal decisions for hitting, standing, splitting, doubling, and surrendering through realistic hands and instant feedback. Improve your confidence and decision-making at the table without any real money or distractions.

**Highlights:** Practice real blackjack decisions, Get instant feedback on moves, View adaptive basic strategy table, Learn professional playing techniques, No money or card counting involved

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flash Sale! PRO - monthly | $7.99 | per month |
| All PRO features - monthly | $7.99 | per month |
| All PRO features - yearly | $23.90 | per year |
| All PRO features - yearly | $23.99 | per year |
| Flash Sale! PRO - yearly | $24.99 | per year |
| Pair Practice Mode | $1.99 | one-time |
| Soft Hand Training Mode | $1.99 | one-time |
| Custom Table Settings | $1.99 | one-time |
| All PRO features - lifetime | $49.99 | one-time |

**What reviewers like**

- 🚀 Great training
- 👍 Helpful for practicing basic strategy
- 👍 Solid interface
- 👍 Detailed feedback
- 👍 Easy to use UI

**What reviewers complain about**

- 🐛 Buggy with pop-ups and crashes
- 🔒 Subscription model for full functionality
- 🔒 Paywall for advanced features
- 👎 Lacks explanation for correct/incorrect moves
- 👎 Inaccurate basic strategy recommendations

**Reported bugs**

- Incorrect basic strategy recommendations
- Freezing and crashing issues
- Incompatibility with certain devices
- Subscription issues and unexpected charges

**Requested features**

- Allow continuing hands beyond initial deal
- Provide explanations for correct/incorrect moves
- Incorporate card counting and strategy deviations
- Customize settings to match casino rules
- Reset weakest hands chart


### Blackjack Strategy Training

[App page](https://appshunter.io/ios/app/blackjack-strategy-training/id6472889123)

**Currently charting:** #14 Top Paid · Casino, #78 Top Paid · Card (US App Store)

Learn and master blackjack strategy with this interactive coach. Practice every hand using real rules, customizable settings, and intelligent hints to understand optimal moves. Features include card counting practice, progress tracking, and offline play.

**Highlights:** Learn optimal strategy for every hand, Practice with real blackjack rules, Customizable settings and intelligent hints, Card counting practice, Track progress and bankroll, Offline play

**In-app purchases:** none


## Frequently asked questions

### Is Blackjack 21 free?

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

### Is Blackjack Strategy Training free?

Blackjack Strategy Training costs $0.99, with no in-app purchases.

### Which has better reviews, Blackjack 21 or Blackjack Strategy Training?

Blackjack 21 is rated higher. Blackjack 21 averages 4.7 out of 5 from 5.7K ratings, while Blackjack Strategy Training averages 4.6 from 147 ratings.

### Do Blackjack 21 or Blackjack Strategy Training have ads?

Neither Blackjack 21 nor Blackjack Strategy Training shows ads.

### Which is updated more often, Blackjack 21 or Blackjack Strategy Training?

Blackjack 21 ships an update fortnightly, and Blackjack Strategy Training monthly. Most recently, Blackjack 21 was updated on November 6, 2026 and Blackjack Strategy Training on November 4, 2026.

### Which is more popular, Blackjack 21 or Blackjack Strategy Training?

Blackjack 21 currently peaks at #166 in the App Store charts, and Blackjack Strategy Training at #14. Chart position reflects recent download velocity rather than total install base.

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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.*