BJA Blackjack Trainer vs Blackjack Mastery 21 Trainer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BJA Blackjack Trainer
Master blackjack strategy and card counting with this trainer app. Learn basic strategy, practice real hand signals, and improve your game to gain an advantage over the house. Ideal for aspiring professional players.
- Basic Strategy training
- Real hand signal practice
- Running count tracking
- Basic Strategy mistake guidance
- Learn HiLo card counting (upgrade)
- Variable betting practice (upgrade)
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Train your blackjack decisions with a realistic practice app created by Blackjack Apprenticeship. BJA Blackjack Trainer helps you master basic strategy through fast, interactive drills, real table rules, casino-style hand signals, and instant mistake feedback. Practice real blackjack hands, choose the correct play, and build the speed and accuracy needed to make confident decisions at the table. Included Free Training Features • Basic Strategy Training Practice the mathematically correct decision for real blackjack hands. • Realistic Blackjack Table Train on an animated table with dealer flow, player hands, shoe progression, shuffle handling, and realistic gameplay. • Gesture or Button Controls Practice with casino-style hand signals or switch to button controls. Button controls can also be moved to the left side. • Immediate Mistake Feedback See when you make an incorrect play, review the correct decision, then fix the hand or continue training. • Custom Table Rules Train with common blackjack rule variations, including: • 2, 4, 6, or 8 decks • Dealer hits or stands on soft 17 • Double after split • Doubling rules • Resplitting aces • Surrender • Basic Strategy and Deviation Charts Reference included charts for basic strategy, H17 deviations, and S17 deviations. • Training Summaries Review your accuracy, correct decisions, elapsed time, all-time accuracy, and perfect-shoe progress after each shoe. • Blackjack Education Learn how the app works, who it is for, how to play blackjack, how to count cards, basic strategy, deviations, and betting concepts. • BJA Training Resources Access Blackjack Apprenticeship videos, lessons, community resources, and the free card-counting mini-course. Upgrade to the Full Version Unlock advanced blackjack and card-counting training, including: • Speed Counting drills • Betting practice • Bankroll and wager tracking • Playing deviations based on the count • Running count, divisor, and true count display • Targeted drills for hard hands, soft hands, and splits • Adjustable dealing speed • Hand-total display • Discard tray view • Detailed stats and mistake tracking • Achievements Blackjack Apprenticeship was founded by professional card counters and has helped thousands of players improve their blackjack skills. Our training methods have been used by successful card counters who have legally won millions of dollars from casinos. Blackjack Apprenticeship has been featured by The New York Times, CNN, ABC World News, Good Morning America, The Colbert Report, and HuffPost. Blackjack involves financial risk. This app is an educational training tool and does not guarantee winnings.
Blackjack Mastery 21 Trainer
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Blackjack Trainer Mastery 21 helps you learn how to play smarter, faster, and with confidence. Whether you're new to the game or want to practice basic strategy, this is the perfect tool to train your blackjack brain. -Real Hand Signals - Practice when to Hit, Stand, Split, Double, or Surrender -Built-In Strategy Chart – Access the Basic Strategy Table based on your selected house rules -Train Like a Pro – Build strong decision-making habits and increase your odds of winning -Get instant feedback on every move This app is perfect for beginners and players who want to improve their chances at the table. It helps you make the right decisions and understand the real strategies behind the game. Ready to take your Blackjack skills to the next level? Start training now with Blackjack Trainer Mastery 21.
Screenshots
Verdict
The clearest difference is ads: BJA Blackjack Trainer at none against Blackjack Mastery 21 Trainer's shown. Blackjack Mastery 21 Trainer's advantage is update cadence (every 3 weeks vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. BJA Blackjack Trainer sells 2 one-off in-app purchases and Blackjack Mastery 21 Trainer sells 4 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
BJA Blackjack Trainer ships an update every 2 months, Blackjack Mastery 21 Trainer every 3 weeks. The most recent releases landed on November 6, 2026 and October 28, 2026 respectively.
| Parameter | BJA Blackjack Trainer | Blackjack Mastery 21 Trainer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (860 ratings) — better | — |
| Positive reviews | 70.9% of reviews | — |
| Number of ratings | 860 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 90 MB | 44 MB |
| Age rating | 4+ | 17+ |
| Developer | Dealer Bust Time LLC | Anton Terekhov |
Bugs and requests
BJA Blackjack Trainer
Reported bugs
3 issues- App crashes when switching between game and website
- Counting drill not accepting certain negative counts
- Dealer hand logic issues (e.g. hitting soft 18)
Requested features
5 requests- Add option to review previous hands
- Improve counting drill functionality
- Provide more casino rule variations
- Add buttons instead of relying on gestures
- Display win/loss statistics and betting performance
Blackjack Mastery 21 Trainer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
BJA Blackjack Trainer
- Card Counting Drill$0.99
- Go Pro$2.99
Blackjack Mastery 21 Trainer
- Premium Access$9.991 Month
- Premium Access1 Year trial$39.991 Year
- Premium Access7 Days trial$39.991 Year
- Premium Access$99.99
Questions
Is BJA Blackjack Trainer free?
Is Blackjack Mastery 21 Trainer free?
Do BJA Blackjack Trainer or Blackjack Mastery 21 Trainer have ads?
Which is updated more often, BJA Blackjack Trainer or Blackjack Mastery 21 Trainer?
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