Mobile blackjack is the same game as at a casino table, played on your phone wherever you are. If you are new to it, learning a few basic strategies is the quickest way to make better decisions, keep the casino's advantage small and manage your stake. This guide covers the rules first, then the moves, then how to apply them.

The basic rules

  • The aim: finish with a total higher than the dealer's without going over 21. Over 21 is a bust and loses.
  • Card values: an ace counts 1 or 11, cards 2 to 10 count their face value, and jack, queen and king count 10.
  • The deal: after you bet, you get two cards face up. In most versions the dealer shows one card (the upcard) and keeps one face down.
  • Your turn: hit, stand, double down, split or, where offered, surrender. Surrender returns half your stake.
  • The dealer's turn: the dealer reveals the hidden card and draws until reaching 17 or more.
  • Settling: the higher total without going over 21 wins. A tie (a push) returns your stake.
  • Blackjack: an ace and a 10-value card as your first two cards. It pays the most, usually 3:2; avoid tables that pay 6:5.

The dealer's upcard is the most important card on the table. Every basic strategy decision depends on it. For the different rule sets you will find in mobile lobbies, see our guide to mobile blackjack variations.

The five moves

  • Hit: take another card. You can keep hitting until you stand or go over 21.
  • Stand: keep your hand as it is. Stand when another card is likely to bust you and the dealer is likely to bust first.
  • Double down: double your stake after your first two cards and take exactly one more card. Use it on strong starting totals such as 10 or 11 when the dealer's upcard is weak.
  • Split: turn a pair into two separate hands, with a second stake equal to the first. Each hand gets a new second card and is played on its own.
  • Insurance: offered when the dealer shows an ace. It costs half your stake and pays 2:1 if the dealer has blackjack.

Hit or stand: the dealer's card decides

A common beginner rule is to keep hitting until you reach 17. That copies the dealer, who must draw to 17, but it is not basic strategy, and it costs you. The dealer's upcard changes the right move:

  • With a hard 12 to 16, stand when the dealer shows 4, 5 or 6, and also stand on 13 to 16 against a 2 or 3. These are the dealer's weakest cards, and the dealer often busts.
  • With the same hands, hit when the dealer shows 7 or higher. The dealer is likely to finish on 17 or more, so standing on 16 usually loses.
  • With 17 or more, stand.

A basic strategy chart shows the right move for every hand. Keep one open in a second browser tab while you play.

Skip insurance

Insurance is a separate side bet against the dealer's hidden card being a 10-value card. It sounds like protection, but over time it costs more than it returns, so basic strategy never takes it. Some mobile versions do not offer it at all.

Never split tens

Two tens make 20, one of the best hands you can hold. Splitting them swaps a likely winner for two hands that each start on 10 and need a good card to match it. Keep the 20 and stand. Some tournament formats use different rules where splitting tens can make sense, but at a normal table it does not.

Always split aces and eights

Splitting turns a weak start into two better ones. A pair of aces counts as 2 or 12, but split, each ace has a good chance of drawing a 10-value card for 21. A pair of eights makes 16, the worst total in blackjack: too high to hit safely and too low to win standing. Split, each eight starts a fresh hand.

Applying the strategy on mobile

  • Learn the basic moves. Study a strategy chart and know the right play for each hand against each dealer card.
  • Stick to it. Basic strategy gives the best result over many hands. Changing it on a hunch raises the house edge.
  • Keep emotions out. After a losing run it is tempting to play impulsively. Make every decision on the chart, not on the last hand.
  • Manage your money. Set a budget for each session and stick to it. Bet only what you can afford to lose, and never raise stakes to chase losses.
  • Tap carefully. Hit and stand buttons sit close together on a phone. Turn the screen sideways if your casino's table is easier to read in landscape.

Basic strategy lowers the house edge; it does not guarantee a win on any hand. Practise in a free game first (our guide compares real-money and free mobile blackjack), and when the basics feel natural, move on to advanced blackjack strategies.