# Block Shooter Blast vs Probability Lab 777

The clearest difference is rating: Probability Lab 777 at 2.3 against Block Shooter Blast's 1.0. Probability Lab 777 also leads on ads (none vs shown) and update cadence (every 2 days vs weekly). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

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

Probability Lab 777 holds the better App Store score, 2.3 against 1.0. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

Block Shooter Blast ships an update weekly, Probability Lab 777 every 2 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Block Shooter Blast | Probability Lab 777 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (4 ratings)](https://appshunter.io/ios/app/block-shooter-blast/id6761798377/reviews) | **[2.3 (3 ratings)](https://appshunter.io/ios/app/probability-lab-777/id6762087282/reviews)** |
| Number of ratings | **4** | 3 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Free | Free |
| Size | 193 MB | 9 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Quan Lam Hung](https://appshunter.io/developer/1888136734) | [America's Best Contacts & Eyeglasses, Inc.](https://appshunter.io/developer/1892849165) |

## What reviewers say

### Block Shooter Blast

[App page](https://appshunter.io/ios/app/block-shooter-blast/id6761798377)

Engage in a strategic tower defense match-elimination game. Use numbered blocks as turrets to fire at matching colored blocks above, with each shot eliminating only the lowest visible block in a column. Plan your moves carefully to manage limited ammo and create satisfying combo chains.

**Highlights:** Numbered block ammunition system, Precise turret-style firing, Strategic ammo management, Dynamic battlefield adjustments, Combo chain eliminations, Neon visuals and satisfying feedback

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

**In-app purchases:** none


### Probability Lab 777

[App page](https://appshunter.io/ios/app/probability-lab-777/id6762087282)

This offline casual game features three-reel symbol matching inspired by probability. Earn virtual points by matching symbols, track your progress locally, and unlock achievements. Enjoy daily rewards and a clear paytable without needing an account or network connection.

**Highlights:** Three-reel symbol-matching gameplay, Local progress and stats tracking, Daily and timed rewards, Achievement system, Offline play, No account required

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Block Shooter Blast free?

Block Shooter Blast is free to download, with no in-app purchases.

### Is Probability Lab 777 free?

Probability Lab 777 is free to download, with no in-app purchases.

### Which has better reviews, Block Shooter Blast or Probability Lab 777?

Probability Lab 777 is rated higher. Block Shooter Blast averages 1.0 out of 5 from 4 ratings, while Probability Lab 777 averages 2.3 from 3 ratings.

### Do Block Shooter Blast or Probability Lab 777 have ads?

Block Shooter Blast shows ads; Probability Lab 777 does not.

### Which is updated more often, Block Shooter Blast or Probability Lab 777?

Block Shooter Blast ships an update weekly, and Probability Lab 777 every 2 days. Most recently, Block Shooter Blast was updated on October 24, 2026 and Probability Lab 777 on October 25, 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.*