# EDGE21 vs Block Mash

The clearest difference is in-app purchases: EDGE21 at none against Block Mash's 5. Block Mash's advantage is update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Block Mash sells 5 one-off in-app purchases. EDGE21 asks for nothing beyond the download.

EDGE21 ships an update fortnightly, Block Mash every 4 days. The most recent releases landed on October 31, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | EDGE21 | Block Mash |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free | — |
| Size | 24 MB | 45 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mark Baumrind](https://appshunter.io/developer/1868868237) | [Ngan Kim](https://appshunter.io/developer/1811049718) |

## 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


### Block Mash

[App page](https://appshunter.io/ios/app/block-mash-zen-puzzle/id6760195239)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 Revive Tokens | $0.99 | one-time |
| Premium Themes | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| 20 Revive Tokens | $2.99 | one-time |
| VIP Bundle | $5.99 | one-time |


## Frequently asked questions

### Is EDGE21 free?

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

### Is Block Mash free?

Block Mash is free to download, with in-app purchases available.

### Do EDGE21 or Block Mash have ads?

Neither EDGE21 nor Block Mash shows ads.

### Which is updated more often, EDGE21 or Block Mash?

EDGE21 ships an update fortnightly, and Block Mash every 4 days. Most recently, EDGE21 was updated on October 31, 2026 and Block Mash on November 9, 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.*