# Just Blackjack. vs Double Down

The clearest difference is rating: Double Down at 4.9 against Just Blackjack.'s 3.5. Double Down also leads on device support (3 vs 1) and iOS requirement (17.0 vs 26.0). Just Blackjack.'s advantage is in-app purchases (none vs 1) and update cadence (every 2 days vs weekly). On price, ratings volume and ads there is nothing between them.

Both are free to download. Double Down sells 1 one-off in-app purchase. Just Blackjack. asks for nothing beyond the download.

Double Down holds the better App Store score, 4.9 against 3.5. Both are backed by a comparable volume of ratings — 4 and 7 respectively.

Just Blackjack. ships an update every 2 days, Double Down weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Just Blackjack. | Double Down |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (4 ratings)](https://appshunter.io/ios/app/just-blackjack/id6753636369/reviews) | **[4.9 (7 ratings)](https://appshunter.io/ios/app/double-down-blackjack-trainer/id6777006186/reviews)** |
| Number of ratings | 4 | **7** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | **Free** | Freemium |
| Size | 7 MB | 22 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [David Leonardi](https://appshunter.io/developer/1778609550) | [Neeraj Aggarwal](https://appshunter.io/developer/1877631231) |

## What reviewers say

### Just Blackjack.

[App page](https://appshunter.io/ios/app/just-blackjack/id6753636369)

Experience a clean and elegant blackjack game with a stunning liquid glass design. Learn and improve with built-in strategy hints and track your progress with detailed statistics. Play offline anytime with all features unlocked from day one.

**Highlights:** Liquid glass design with iOS 26 inspired visuals, Built-in basic blackjack strategy hints, Detailed statistics tracking, Offline play support, Daily free chip rewards, Customizable betting increments

**Features:** macOS Compatibility

**In-app purchases:** none


### Double Down

[App page](https://appshunter.io/ios/app/double-down-blackjack-trainer/id6777006186)

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.

**Highlights:** Basic strategy learning, Card counting practice, Detailed decision feedback, Customizable game rules, Progress tracking, Offline play

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Double Down Pro | $4.99 | one-time |


## Frequently asked questions

### Is Just Blackjack. free?

Just Blackjack. is free to download, with no in-app purchases.

### Is Double Down free?

Double Down is free to download, with in-app purchases available.

### Which has better reviews, Just Blackjack. or Double Down?

Double Down is rated higher. Just Blackjack. averages 3.5 out of 5 from 4 ratings, while Double Down averages 4.9 from 7 ratings.

### Do Just Blackjack. or Double Down have ads?

Neither Just Blackjack. nor Double Down shows ads.

### Which is updated more often, Just Blackjack. or Double Down?

Just Blackjack. ships an update every 2 days, and Double Down weekly. Most recently, Just Blackjack. was updated on October 30, 2026 and Double Down on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*