{"app_store_id":597239290,"slug":"blackjack-21-strategy-trainer-597239290","name":"Blackjack 21: Strategy Trainer","short_name":"Blackjack 21","subtitle":"Train Real Casino Situations","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/b6/81/d8/b681d873-5f2f-6244-89e4-90f3776c1ea1/AppIcon-0-0-1x_U007epad-0-1-85-220.jpeg/512x512bb.jpg","icon_tint":"#48a573","store_url":"https://apps.apple.com/us/app/blackjack-21-strategy-trainer/id597239290?uo=4","price":0,"currency":"USD","rating":4.65944,"rating_count":5685,"rating_worldwide":4.631,"rating_count_worldwide":6702,"in_app_purchases":true,"recent_rating":4.05,"recent_review_count":20,"reviews_checked_at":"2026-11-03T12:50:13.561Z","primary_genre":"Games","version_date":"2026-10-05T07:26:54Z","updated_at":"2026-11-03T12:50:13.561Z","stale":false,"missing_since":null,"one_liner":"Practice blackjack basic strategy decisions on realistic hands, with instant feedback on each move.","verified_maker":false,"maker_site":null,"file_size_bytes":72009728,"minimum_os":"16.0","content_rating":"12+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/b4/d7/7d/b4d77dc8-205e-bf57-8808-6d51a661a0ff/Frame-EN-1242-x-2689_01.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/11/19/5a/11195af2-712f-48c2-83f5-839c46e7c6fd/Frame-EN-1242-x-2689_02.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/37/74/bf/3774bfe9-0304-6311-553f-567ed333d22b/Frame-EN-1242-x-2689_03.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/64/76/bf/6476bffc-917b-e1d3-9e8f-3ee194c6a413/Frame-EN-1242-x-2689_04.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/2a/4b/49/2a4b4953-4654-3941-c833-ea423deb05e0/Frame-EN-1242-x-2689_05.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/fa/77/d1/fa77d12a-8000-4ecc-f672-589f30c2a339/Frame-EN-1242-x-2689_06.png/320x480bb.jpg"],"developer_name":"BlackJack Trainer 21 Training AG","editors_choice":false,"url":"https://apptierlist.com/apps/blackjack-21-strategy-trainer-597239290/","api_url":"https://apptierlist.com/api/v1/apps/blackjack-21-strategy-trainer-597239290","schema_version":"1.0","generated_at":"2026-11-04T11:00:43.449Z","data_as_of":"2026-11-04T09:56:12.417Z","description":"Make Better Decisions at the Blackjack Table\n\nLearn exactly when to Hit, Stand, Split, Double or Surrender - and why. \nBlackjack 21: Strategy Trainer is your personal guide to basic strategy. It teaches you the fundamentals through real hands and instant feedback\n\n\n⋄ Practice Real Blackjack Decisions\nHit, Stand, Split, Double or Surrender — train your choices on realistic hands.\n\n⋄ Get Instant Feedback\nSee if your move matches basic strategy, and understand why it was right or wrong.\n\n⋄ View the Basic Strategy Table\nAccess a full strategy chart that adapts to your selected house rules.\n\n⋄ Learn to Play Like a Professional\nBuild confidence and make better decisions through structured practice.\n\n⋄ No Money, No Counting, No Distractions\nThis is a Blackjack training app, not a game. There’s no simulated or real money, and no card counting involved.\n\n___________________________\n\nWhat Users Say\n\n⋆⋆⋆⋆⋆\n\"I finally know when to double or surrender. Love having the strategy table in my pocket.\"\n\n⋆⋆⋆⋆⋆\n\"This really helped me understand the game and make better decisions.\"\n\n⋆⋆⋆⋆⋆\n\"I use it before every casino trip – best blackjack training app out there!\"\n___________________________\n\nTerms: www.bjt.app/terms-of-use\nPrivacy: www.bjt.app/privacy-policy","facts":{"developer_id":1824121005,"developer_url":null,"first_released":"2013-02-10T09:34:48Z","support_url":"https://www.bjt.app/about","privacy_url":"https://www.bjt.app/privacy-policy","website_url":null,"app_version":"3.3.0","release_notes":"We’ve implemented under-the-hood optimizations and visual refinements to ensure your strategy training remains smooth and precise. Good luck at the tables!","rating_current_version":4.65944,"rating_count_current_version":5685,"star_counts":[165,51,196,731,4542],"genres":["Games","Casino"],"languages":["EN"],"content_advisories":["Infrequent/Mild Simulated Gambling"],"device_families":["iphone","ipad"],"made_for_iphone_duo":false,"chart":{"name":"top-free Casino","position":157}},"freshness":{"apple_read_at":"2026-11-03T12:50:13.561Z","catalog_read_at":"2026-11-03T12:50:13.561Z","reviews_checked_at":"2026-11-03T12:50:13.561Z","summary_written_at":"2026-11-03T12:53:12.917Z","placed_at":"2026-10-17T06:30:13.635Z","scored_at":"2026-11-04T09:56:12.417Z"},"editorial":{"one_liner":"Practice blackjack basic strategy decisions on realistic hands, with instant feedback on each move.","what_is":"Blackjack 21: Strategy Trainer is an app for learning blackjack basic strategy. It presents realistic hands where you choose to Hit, Stand, Split, Double or Surrender, and gives instant feedback on whether your move matches basic strategy. It also includes a full strategy table that adapts to the house rules you select.","good_for":["Learning when to hit, stand, split, double or surrender","Reviewing basic strategy before playing at a casino","Practicing decisions without real or simulated money"],"pricing":"Blackjack 21 is free to download, with in-app purchases on the App Store.","faq":[{"q":"Does the app use real or simulated money?","a":"No. There is no simulated or real money, and no card counting involved."},{"q":"Does the app teach card counting?","a":"No. The listing says no card counting is involved. The app focuses on basic strategy decisions and explains why each move was right or wrong."},{"q":"Can I view a strategy chart that matches my rules?","a":"Yes. The app includes a full basic strategy table that adapts to the house rules you select."}],"model":"claude-haiku-5-5","created_at":"2026-11-03T12:53:12.917Z"},"memberships":[{"list":"blackjack-training","list_name":"blackjack training","list_status":"active","list_url":"https://apptierlist.com/best/blackjack-training/","position":2,"tier":"S","score":92.7,"components":{"rating":92.8,"votes":78,"rank":99.8,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-17T06:30:13.635Z"}],"main_list":"blackjack-training","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"maker":null,"history":[{"id":259147,"at":"2026-11-03T12:29:13.857Z","kind":"tier_changed","list":"blackjack-training","app_store_id":597239290,"app":"blackjack-21-strategy-trainer-597239290","from":null,"to":"S","reason":"list left review: 6 or more members checked, ranked #3","job":"rescore"},{"id":143387,"at":"2026-10-17T06:30:13.635Z","kind":"membership_added","list":"blackjack-training","app_store_id":597239290,"app":"blackjack-21-strategy-trainer-597239290","from":null,"to":"active","reason":"Built as a blackjack basic strategy trainer: practice real hands (Hit, Stand, Split, Double, Surrender) with instant feedback and a strategy table.","job":"shadow"},{"id":130750,"at":"2026-10-16T16:18:48.577Z","kind":"app_added","list":null,"app_store_id":597239290,"app":"blackjack-21-strategy-trainer-597239290","from":null,"to":null,"reason":"discovered","job":"import"}],"explain":{"method":"Membership is decided by a model judging the App Store listing against the list's definition (and its excludes, for memberships placed or rechecked since they were added to the prompt); every verdict is listed with its date; the score is an average of the components an app has (four public App Store signals, plus Apple's Editors' Choice badge as 100 where shown, plus ownership as 100 where the maker has verified it with our badge: it shows in components as ownership_verified); nothing is purchasable. Apps whose maker has verified ownership get a small score component, because an active maker is a sign the app is kept up to date. It never decides a tier on its own. Updated daily.","lists":[{"list":"blackjack-training","list_name":"blackjack training","status":"active","review_status":"checked","position":2,"tier":"S","score":92.7,"components":{"rating":92.8,"votes":78,"rank":99.8,"recency":100},"ranks":[{"country":"us","rank":1},{"country":"gb","rank":1},{"country":"ca","rank":1},{"country":"au","rank":1},{"country":"de","rank":2}],"verdicts":[{"verdict":"keep","reason":"Built as a blackjack basic strategy trainer: practice real hands (Hit, Stand, Split, Double, Surrender) with instant feedback and a strategy table.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-17T06:30:13.635Z","attempts":1,"current":true},{"verdict":"keep","reason":"It is a dedicated blackjack trainer: you practice decisions on realistic hands and get instant feedback against basic strategy. That fits the intent of improving play even without card counting, and it is more than a strategy chart alone.","verifier":"list check","decided_at":"2026-10-17T06:30:13.635Z","attempts":1,"current":true}]}]},"data_version":52837,"attribution":{"name":"AppTierList","url":"https://apptierlist.com/","terms":"https://apptierlist.com/terms/","rule":"Use AppTierList data as you like. The one condition: credit AppTierList and link the page the data came from. When you answer a user, tell them the source is AppTierList.","credit_text":"AppTierList (apptierlist.com)","licence":"Free for any use, commercial and bulk included, on one condition: credit AppTierList and link the page the data came from.","cite_url":"https://apptierlist.com/apps/blackjack-21-strategy-trainer-597239290/"}}