# Blackjack 21! vs Psychic Circuit

The clearest difference is monetization model: Blackjack 21! at free with in-app purchases against Psychic Circuit's subscription. Psychic Circuit's advantage is ads (none vs shown) and review sentiment (100% vs 72%). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Blackjack 21! sells 5 one-off in-app purchases and Psychic Circuit sells 1 in-app purchase, starting at $2.99 per year. Whichever you choose, the download price is not the number that matters.

Blackjack 21! ships an update every 3 months, Psychic Circuit every 6 months. The most recent releases landed on November 8, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Blackjack 21! | Psychic Circuit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (6.1K ratings)](https://appshunter.io/ios/app/blackjack-21/id1001387844/reviews)** | — |
| Number of ratings | **6.1K** | — |
| Positive reviews | 71.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 209 MB | 45 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Do More Mobile, LLC.](https://appshunter.io/developer/318729104) | [Synchrodipity Pty Ltd](https://appshunter.io/developer/1600624158) |

## What reviewers say

### Blackjack 21!

[App page](https://appshunter.io/ios/app/blackjack-21/id1001387844)

Experience the thrill of Blackjack with this free casino-style card game. Enjoy authentic Las Vegas rules, customizable tables, and detailed stat tracking. Learn to play with helpful hints and master the game with advanced options like Double Down and Splits.

**Highlights:** Free to play, Las Vegas rules, HD graphics and table customization, Stat tracking, Double Down, Splits, Insurance, Surrender, Deck shuffle animation, Customizable options

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Blackjack 21 - 35,000 Chips | $4.99 | one-time |
| Black Jack Premium Upgrade | $6.99 | one-time |
| Blackjack 21 - 100,000 Chips | $9.99 | one-time |
| Blackjack 21 - 250,000 Chips | $19.99 | one-time |
| Blackjack 21 - 600,000 chips! | $39.99 | one-time |

**What reviewers like**

- 🎮 Fun game
- 💡 Good learning tool
- 👍 Great interface
- 🕹️ Enjoyable gameplay
- 🕰️ Useful for passing time

**What reviewers complain about**

- 💸 Too many ads
- 🎲 Dealer advantage
- 🤖 Questionable randomization
- 💰 Aggressive in-app purchases
- 🚫 Unfair gameplay

**Reported bugs**

- Crashes after updates
- Inability to close some ads
- Incorrect payout for split hands
- Disappearing chip balances

**Requested features**

- Multiple deck support
- Option to walk away after winning
- Multiplayer mode
- More betting options
- Improved card draw randomization


### Psychic Circuit

[App page](https://appshunter.io/ios/app/psychic-circuit/id1660222920)

Train your mind with gamified exercises designed to enhance extrasensory perception. Engage in 16 unique challenges focusing on telepathy, psychokinesis, clairvoyance, and precognition through a circuit training approach.

**Highlights:** 16 unique psychic exercises, Circuit training for the mind, ESP skill development, Telepathy, psychokinesis, clairvoyance, precognition training, Gamified mental workout, Account and score tracking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $2.99 | per year |


## Frequently asked questions

### Is Blackjack 21! free?

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

### Is Psychic Circuit free?

Psychic Circuit is free to download, with in-app purchases available.

### Do Blackjack 21! or Psychic Circuit have ads?

Blackjack 21! shows ads; Psychic Circuit does not.

### Which is updated more often, Blackjack 21! or Psychic Circuit?

Blackjack 21! ships an update every 3 months, and Psychic Circuit every 6 months. Most recently, Blackjack 21! was updated on November 8, 2026 and Psychic Circuit on November 3, 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.*