# Blackjack Trainer 101 vs Blackjack Strategy Trainer 21

The clearest difference is in-app purchases: Blackjack Strategy Trainer 21 at none against Blackjack Trainer 101's 1. Blackjack Strategy Trainer 21 also leads on rating (5.0 vs 4.8) and update cadence (every 8 days vs every 3 weeks). Blackjack Trainer 101's advantage is ratings volume (6.9K vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Blackjack Trainer 101 sells 1 one-off in-app purchase. Blackjack Strategy Trainer 21 asks for nothing beyond the download.

Blackjack Strategy Trainer 21 holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Blackjack Trainer 101 has 6.9K ratings behind it against 2, so its average is the more settled of the two.

Blackjack Trainer 101 ships an update every 3 weeks, Blackjack Strategy Trainer 21 every 8 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Blackjack Trainer 101 | Blackjack Strategy Trainer 21 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (6.9K ratings)](https://appshunter.io/ios/app/blackjack-trainer-101/id348323010/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/blackjack-strategy-trainer-21/id6773344208/reviews)** |
| Number of ratings | **6.9K** | 2 |
| Positive reviews | 92.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 83 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [David Richmond](https://appshunter.io/developer/329944573) | [CWTI Ltd](https://appshunter.io/developer/1853539145) |

## What reviewers say

### Blackjack Trainer 101

[App page](https://appshunter.io/ios/app/blackjack-trainer-101/id348323010)

This app is a practice tool designed to help users learn and master basic strategy for the card game Blackjack. It offers various training modes and customization options to improve decision-making in different scenarios. While it doesn't simulate a full game, it focuses on teaching optimal play.

**Highlights:** Four learning modes (random, soft, pairs, custom), Customizable house rules (decks, soft 17, doubling, surrender), Skill levels for focused practice, Interactive strategy guide, Hint button for strategic analysis, Left/right-handed layouts

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BlackJack 101 Upgrade to Pro | $2.99 | one-time |

**What reviewers like**

- 👍 Crisp and clean design
- 👍 Excellent for practicing basic strategy
- 👍 User-friendly interface
- 👍 Customizable game rules
- 👍 Helpful hints and feedback

**What reviewers complain about**

- 🐛 Some issues with basic strategy recommendations
- 🔊 Inability to adjust volume
- 🔚 Truncated hands after splitting
- 🔍 Lack of full hand history and dealer's final hand

**Reported bugs**

- Occasional crashes or performance issues
- Discrepancies in basic strategy recommendations

**Requested features**

- Option to play out split hands
- Ability to adjust volume
- Inclusion of full hand history and dealer's final hand


### Blackjack Strategy Trainer 21

[App page](https://appshunter.io/ios/app/blackjack-strategy-trainer-21/id6773344208)

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

**In-app purchases:** none


## Frequently asked questions

### Is Blackjack Trainer 101 free?

Blackjack Trainer 101 is free to download, with in-app purchases available.

### Is Blackjack Strategy Trainer 21 free?

Blackjack Strategy Trainer 21 is free to download, with no in-app purchases.

### Which has better reviews, Blackjack Trainer 101 or Blackjack Strategy Trainer 21?

Blackjack Strategy Trainer 21 is rated higher. Blackjack Trainer 101 averages 4.8 out of 5 from 6.9K ratings, while Blackjack Strategy Trainer 21 averages 5.0 from 2 ratings.

### Do Blackjack Trainer 101 or Blackjack Strategy Trainer 21 have ads?

Both Blackjack Trainer 101 and Blackjack Strategy Trainer 21 show ads.

### Which is updated more often, Blackjack Trainer 101 or Blackjack Strategy Trainer 21?

Blackjack Trainer 101 ships an update every 3 weeks, and Blackjack Strategy Trainer 21 every 8 days. Most recently, Blackjack Trainer 101 was updated on November 1, 2026 and Blackjack Strategy Trainer 21 on October 31, 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.*