# Blackjack 21 vs Pocket Blackjack

The clearest difference is price: Blackjack 21 at Free against Pocket Blackjack's $0.99. Blackjack 21 also leads on rating (4.7 vs 4.3) and update cadence (fortnightly vs every 3 months). Pocket Blackjack's advantage is in-app purchases (none vs 10) and iOS requirement (13.0 vs 16.0). On review sentiment, ads, chart position and device support there is nothing between them.

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

Blackjack 21 holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Blackjack 21 has 5.7K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 55% of Blackjack 21's written reviews are positive against 50% of Pocket Blackjack's.

Blackjack 21 ships an update fortnightly, Pocket Blackjack every 3 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Blackjack 21 | Pocket Blackjack |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.7 (5.7K ratings)](https://appshunter.io/ios/app/blackjack-21-strategy-trainer/id597239290/reviews)** | [4.3 (4 ratings)](https://appshunter.io/ios/app/pocket-blackjack/id1584544005/reviews) |
| Number of ratings | **5.7K** | 4 |
| Positive reviews | **54.9% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | #160 | **#83** |
| Size | 69 MB | 2 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [BlackJack Trainer 21 Training AG](https://appshunter.io/developer/1824121005) | [Simon Rybicki](https://appshunter.io/developer/1366874104) |

## What reviewers say

### Blackjack 21

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

**Currently charting:** #160 Top Free · Casino, #174 Top Grossing · 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


### Pocket Blackjack

[App page](https://appshunter.io/ios/app/pocket-blackjack/id1584544005)

**Currently charting:** #83 Top Paid · Casino (US App Store)

A classic card game where players draw cards to reach a score of 21 or as close as possible without going over. Make strategic 'Hit' or 'Stand' decisions to win.

**Highlights:** Draw cards to reach 21, Avoid scores over 21, Hit or Stand mechanics, Classic card game simulation

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Blackjack 21 free?

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

### Is Pocket Blackjack free?

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

### Which has better reviews, Blackjack 21 or Pocket Blackjack?

Blackjack 21 is rated higher. Blackjack 21 averages 4.7 out of 5 from 5.7K ratings, while Pocket Blackjack averages 4.3 from 4 ratings.

### Do Blackjack 21 or Pocket Blackjack have ads?

Neither Blackjack 21 nor Pocket Blackjack shows ads.

### Which is updated more often, Blackjack 21 or Pocket Blackjack?

Blackjack 21 ships an update fortnightly, and Pocket Blackjack every 3 months. Most recently, Blackjack 21 was updated on November 1, 2026 and Pocket Blackjack on November 3, 2026.

### Which is more popular, Blackjack 21 or Pocket Blackjack?

Blackjack 21 currently peaks at #160 in the App Store charts, and Pocket Blackjack at #83. 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.*