# Black Jack Trainer Masterclass vs COMC

The clearest difference is rating: Black Jack Trainer Masterclass at 4.8 against COMC's 2.7. Black Jack Trainer Masterclass also leads on ads (none vs shown) and review sentiment (50% vs 23%). COMC's advantage is in-app purchases (none vs 2). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. Black Jack Trainer Masterclass sells 2 in-app purchases, starting at $4.99 per month. COMC asks for nothing beyond the download.

Black Jack Trainer Masterclass holds the better App Store score, 4.8 against 2.7. Both are backed by a comparable volume of ratings — 39 and 103 respectively. Written reviews point the same way: 50% of Black Jack Trainer Masterclass's written reviews are positive against 23% of COMC's.

Black Jack Trainer Masterclass ships an update every 2 months, COMC monthly. The most recent releases landed on November 3, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Black Jack Trainer Masterclass | COMC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (39 ratings)](https://appshunter.io/ios/app/black-jack-trainer-masterclass/id1613689111/reviews)** | [2.7 (103 ratings)](https://appshunter.io/ios/app/comc-check-out-my-cards/id1641972231/reviews) |
| Number of ratings | 39 | **103** |
| Positive reviews | **50.0% of reviews** | 23.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 50 MB | 39 MB |
| Requires iOS | **14.7** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [BlackJack Trainer 21 Training AG](https://appshunter.io/developer/1824121005) | [COMC](https://appshunter.io/developer/1465612641) |

## What reviewers say

### Black Jack Trainer Masterclass

[App page](https://appshunter.io/ios/app/black-jack-trainer-masterclass/id1613689111)

Master the game of blackjack with expert strategy lessons. Learn when to hit, stand, split, double, or surrender to beat the dealer. This app focuses on teaching optimal play without actual betting.

**Highlights:** Learn expert blackjack strategy, Master Hit, Stand, Split, Double, Surrender, Focus on optimal play, No real money betting, Video masterclass format

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Never Split 10s Full Version | $4.99 | per month |
| Unlock All Features - Yearly | $19.99 | per year |


### COMC

[App page](https://appshunter.io/ios/app/comc-check-out-my-cards/id1641972231)

This app provides a secure and convenient platform for buying, selling, and collecting sports, Marvel, and TCG cards. It offers a vast marketplace with millions of cards, allowing users to list items for sale, manage offers, and even submit cards for grading.

**Highlights:** Buy and sell cards, Collect cards, Over 30 million cards in marketplace, Card vault and storage, Cross-listing to eBay, Third-party grading submissions, Inventory manager

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 App is getting better
- 👍 Good for simple basics
- 👍 Awesome app, use daily
- 👍 Easy to use for buyers
- 👍 Slicker buying/offering than web

**What reviewers complain about**

- 🐛 App lags constantly
- 🐛 App is very slow
- 🐛 App crashes frequently
- 🐛 App is glitchy
- 🐛 App not loading

**Reported bugs**

- Saved search function broken
- App freezes when clicking saved search
- App won't allow sign in after password reset
- App freezes on sign-in screen
- App has error when loading dashboard

**Requested features**

- Add dashboard feature to the app
- Allow removal of items from watch list
- Fix watch list functionality
- Add COMC challenge to the app
- Mobile dashboard


## Frequently asked questions

### Is Black Jack Trainer Masterclass free?

Black Jack Trainer Masterclass is free to download, with in-app purchases available.

### Is COMC free?

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

### Which has better reviews, Black Jack Trainer Masterclass or COMC?

Black Jack Trainer Masterclass is rated higher. Black Jack Trainer Masterclass averages 4.8 out of 5 from 39 ratings, while COMC averages 2.7 from 103 ratings.

### Do Black Jack Trainer Masterclass or COMC have ads?

COMC shows ads; Black Jack Trainer Masterclass does not.

### Which is updated more often, Black Jack Trainer Masterclass or COMC?

Black Jack Trainer Masterclass ships an update every 2 months, and COMC monthly. Most recently, Black Jack Trainer Masterclass was updated on November 3, 2026 and COMC on November 12, 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.*