Best Double Down Blackjack Apps & Games

249+ iOS apps & games curated and reviewed

4.8 avg rating
18 free apps & games
Updated October 2026

Out of 249+ double down blackjack apps and games on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Double Down Blackjack Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Blackjack 21 CollectionBlackjack 21 CollectionFree4.7★ (1.8K)YesYesOct 2026
2Double Down: Blackjack TrainerDouble Down: Blackjack TrainerFree4.9★ (7)NoYesOct 2026
3Blackjack 21 AABlackjack 21 AAFree—NoNoMay 2026
421 Pro: Blackjack Multi-Hand21 Pro: Blackjack Multi-HandFree4.7★ (676)NoYesOct 2026
5Blackjack⋅Blackjack⋅Free4.6★ (39K)YesYesNov 2026
6Black Jack Fever 1Black Jack Fever 1Free—YesNoSep 2026
721 Blitz: Real Money Blackjack21 Blitz: Real Money BlackjackFree4.6★ (30K)YesNoNov 2026
8Practice BlackjackPractice BlackjackFree—YesYesOct 2026

Top Picks for Double Down Blackjack

Blackjack 21 Collection#1

Blackjack 21 Collection by BLUE WIND SERVICE CO., LTD

Bring the casino to your home
Editor's Choice
🎮 Games
4.7😞(1.8K ratings)
FreeAdsIn-App Purchases
Blackjack 21 Collection screenshot 1
Blackjack 21 Collection screenshot 2
Blackjack 21 Collection screenshot 3
Blackjack 21 Collection screenshot 4
Blackjack 21 Collection screenshot 5
Blackjack 21 Collection screenshot 6

Experience a variety of Blackjack games with unique rules and side bets. Practice your strategy with built-in bankroll management and statistics. Enjoy realistic graphics and gameplay, playable offline.

What We Love

  • 🎮 Great game
  • 👍 Nice graphics
  • 🎉 Best blackjack app

Room to Improve

  • 💸 Too many ads
  • 🤔 Betting/bankroll issues
  • 🐛 Gameplay issues
  • 🤖 Dealer behavior not realistic
Double Down: Blackjack Trainer#2

Double Down: Blackjack Trainer by Neeraj Aggarwal

Basic Strategy & Card Counting
Strong Contender
🎮 Games
4.9(7 ratings)
FreeIn-App Purchases
Double Down: Blackjack Trainer screenshot 1
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Double Down: Blackjack Trainer screenshot 4
Double Down: Blackjack Trainer screenshot 5
Double Down: Blackjack Trainer screenshot 6

Master blackjack with this educational trainer. Learn basic strategy and card counting with detailed math explanations. Practice full rounds, get feedback on every decision, and track your progress.

More Double Down Blackjack apps to explore

FAQ about Double Down Blackjack

What are the best double down blackjack apps & games for iPhone?
Blackjack 21 Collection tops our double down blackjack apps & games ranking as of October 2026, with a 4.7-star average from 1.8K App Store ratings, and it's free to download.
Yes — 18 of the top double down blackjack apps & games we rank are free to download, including Blackjack 21 Collection and Double Down: Blackjack Trainer.
Blackjack 21 Collection shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ double down blackjack apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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