# 21 очко vs Blackjack | 21

The clearest difference is rating: Blackjack | 21 at 4.6 against 21 очко's 1.0. Blackjack | 21 also leads on update cadence (every 3 days vs every 5 weeks) and ratings volume (41 vs 1). 21 очко's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price and review sentiment there is nothing between them.

Both are free to download. Blackjack | 21 sells 4 one-off in-app purchases. 21 очко asks for nothing beyond the download.

Blackjack | 21 holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Blackjack | 21 has 41 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

21 очко ships an update every 5 weeks, Blackjack | 21 every 3 days. Both last shipped on October 4, 2026.

## The numbers

| Metric | 21 очко | Blackjack | 21 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/21/id6474530558/reviews) | **[4.6 (41 ratings)](https://appshunter.io/ios/app/blackjack-21/id6790571321/reviews)** |
| Number of ratings | 1 | **41** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 120 MB | 27 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Mark German](https://appshunter.io/developer/1692735246) | [High Roller Studios](https://appshunter.io/developer/6790571323) |

## What reviewers say

### 21 очко

[App page](https://appshunter.io/ios/app/21/id6474530558)

A card game for real players, allowing you to play with friends or against strangers. Compete in various game modes, customize your in-game persona, and enjoy the thrill of betting and winning.

**Highlights:** Real player matchmaking, Play with friends online, Customizable player persona, Two game modes: Katran and Lobovaya, In-game chat, Friend list management

**In-app purchases:** none


### Blackjack | 21

[App page](https://appshunter.io/ios/app/blackjack-21/id6790571321)

Practice blackjack with a personalized coach and interactive lessons. Improve your strategy through skill-based progression, tournaments, and detailed stats without risking real money.

**Highlights:** Personalized blackjack coach, Interactive lessons for strategy, Skill-based progression system, Weekly seeded tournaments, Detailed lifetime statistics, Customizable table rules, Haptic and sound feedback

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small chip pack | $0.99 | one-time |
| Medium chip pack | $2.99 | one-time |
| Large chip pack | $4.99 | one-time |
| Mega chip pack | $9.99 | one-time |


## Frequently asked questions

### Is 21 очко free?

21 очко is free to download, with no in-app purchases.

### Is Blackjack | 21 free?

Blackjack | 21 is free to download, with in-app purchases available.

### Which has better reviews, 21 очко or Blackjack | 21?

Blackjack | 21 is rated higher. 21 очко averages 1.0 out of 5 from 1 ratings, while Blackjack | 21 averages 4.6 from 41 ratings.

### Do 21 очко or Blackjack | 21 have ads?

Blackjack | 21 shows ads; 21 очко does not.

### Which is updated more often, 21 очко or Blackjack | 21?

21 очко ships an update every 5 weeks, and Blackjack | 21 every 3 days. Most recently, 21 очко was updated on October 4, 2026 and Blackjack | 21 on October 4, 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.*