Comparison

21 Trainer vs Never Bust

Price, ratings, monetisation and update history for both games, side by side โ€” with what reviewers say about each.

Head to head
About

21 Trainer

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21 Trainer is a focused practice app for learning blackjack fundamentals and mastering the Hi-Lo counting system. Play hands in a clean table view, then switch to dedicated training and quick drills to build speed and accuracy. Features: - Play mode to practice real decision flow hand by hand. - Training mode for running and true count practice with optional quizzes. - Quick Drills with adjustable duration, auto-advance pace, mid-quizzes, and a final check. - Detailed statistics across play, training, and drills: hands played, win rate, counting accuracy, and decision time. - Customization for decks, themes, card styles, and quiz options. Whether you are new to counting or polishing your skills, 21 Trainer helps you practice deliberately and track your progress over time.

About

Never Bust

Features
Read full description

Never Bust is a beautiful way to learn blackjack โ€” and the coach that actually makes you better at it. Practice real 6-deck blackjack on a hand-crafted table, or switch on Coach to see the mathematically best move before every decision. Whether you've never been dealt a hand or you're sharpening your basic strategy, Never Bust meets you where you are. There is no betting, no chips, and no money anywhere โ€” just the cards and your decisions. TWO WAYS TO PLAY โ€ข Play โ€” pure blackjack. Just you and the dealer, no hints. โ€ข Coach โ€” a live display before you act: the recommended move and why, the dealer's bust odds, and a running Hi-Lo count. Tap "Why this play?" to go deeper. LEARN FROM ZERO Blackjack School walks you through 7 short, interactive lessons โ€” the goal of the game, hit vs. stand, the dealer's rules, soft hands, doubling and splitting, and why to skip insurance โ€” with quick drills that check what you've learned. PRACTICE THE HANDS YOU LOSE Misplayed a hand? Replay it. Coach's "what-if" replay re-deals the exact same cards and dealer so you can try a different line and watch how it changes the result โ€” with the precise expected value of Hit, Stand, and Double, your bust chance, and a read on how rich the shoe is. TRACK YOUR PROGRESS A permanent Statistics screen keeps your lifetime record โ€” hands played, win rate, basic-strategy accuracy, and your best decision streak. REAL HOUSE RULES 6-deck shoe ยท dealer hits soft 17 ยท double after split ยท late surrender. The same rules you'll meet at a real table โ€” practiced without a cent on the line. NO BETTING, NO MONEY Never Bust is a trainer, not a casino. There is no wagering, no chips or balance, no purchases, and nothing to cash out. Just deal, decide, and learn. Deal me in.

Screenshots

21 Trainer4 screens
Never Bust4 screens

Verdict

The call

The clearest difference is iOS requirement: Never Bust at 16.0 against 21 Trainer's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference ยท 5 level
21 Trainer versus Never Bust: the parameters behind the verdict, then further details
Parameter21 TrainerNever Bust
PriceFreeFree
Update frequencyโ€”Every 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone
Requires iOS26.016.0 โ€” better
Further details โ€” not scored
Size4 MB9 MB
Age rating4+4+
DeveloperJan HaiderOlivier Devaux

In-app purchases

None

21 Trainer

No in-app purchases

None

Never Bust

No in-app purchases

Questions

Is 21 Trainer free?
21 Trainer is free to download, with no in-app purchases.
Is Never Bust free?
Never Bust is free to download, with no in-app purchases.
Do 21 Trainer or Never Bust have ads?
Neither 21 Trainer nor Never Bust shows ads.

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