# Anchor'77 vs Blackjack | 21

The clearest difference is in-app purchases: Anchor'77 at none against Blackjack | 21's 4. Anchor'77 also leads on ads (none vs shown). Blackjack | 21's advantage is update cadence (every 3 days vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Blackjack | 21 sells 4 one-off in-app purchases. Anchor'77 asks for nothing beyond the download.

Anchor'77 ships an update every 4 months, Blackjack | 21 every 3 days. The most recent releases landed on October 5, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Anchor'77 | Blackjack | 21 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (41 ratings)](https://appshunter.io/ios/app/blackjack-21/id6790571321/reviews)** |
| Number of ratings | — | **41** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 27 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Nathalie Lazareva](https://appshunter.io/developer/1806296949) | [High Roller Studios](https://appshunter.io/developer/6790571323) |

## What reviewers say

### Anchor'77

[App page](https://appshunter.io/ios/app/anchor77/id6757445033)

**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 Anchor'77 free?

Anchor'77 is free to download, with no in-app purchases.

### Is Blackjack | 21 free?

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

### Do Anchor'77 or Blackjack | 21 have ads?

Blackjack | 21 shows ads; Anchor'77 does not.

### Which is updated more often, Anchor'77 or Blackjack | 21?

Anchor'77 ships an update every 4 months, and Blackjack | 21 every 3 days. Most recently, Anchor'77 was updated on October 5, 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.*