# EDGE21 vs Combo Collapse

The clearest difference is ads: EDGE21 at none against Combo Collapse's shown. EDGE21 also leads on device support (3 vs 1). Combo Collapse's advantage is update cadence (weekly vs fortnightly). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EDGE21 ships an update fortnightly, Combo Collapse weekly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | EDGE21 | Combo Collapse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/edge21/id6757775188/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | — |
| Size | 24 MB | 8 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mark Baumrind](https://appshunter.io/developer/1868868237) | [Jesse Lewis](https://appshunter.io/developer/1868776563) |

## What reviewers say

### EDGE21

[App page](https://appshunter.io/ios/app/edge21/id6757775188)

Master blackjack strategy with this educational tool. Learn basic strategy, practice card counting, and identify mistakes with detailed explanations and engaging game modes. Designed for entertainment and skill improvement.

**Highlights:** Learn Basic Strategy, Speedrun Mode, Boss Hand Mode, Card Counting Practice, Mistake Identification, Detailed Explanations

**Features:** macOS Compatibility

**In-app purchases:** none


### Combo Collapse

[App page](https://appshunter.io/ios/app/combo-collapse-logic-puzzle/id6758558153)

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

**In-app purchases:** none


## Frequently asked questions

### Is EDGE21 free?

EDGE21 is free to download, with no in-app purchases.

### Is Combo Collapse free?

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

### Do EDGE21 or Combo Collapse have ads?

Combo Collapse shows ads; EDGE21 does not.

### Which is updated more often, EDGE21 or Combo Collapse?

EDGE21 ships an update fortnightly, and Combo Collapse weekly. Most recently, EDGE21 was updated on October 24, 2026 and Combo Collapse on October 28, 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.*