# Stack 101 Tower vs Sliding Blocks Puzzles

The clearest difference is ads: Sliding Blocks Puzzles at none against Stack 101 Tower's shown. Stack 101 Tower's advantage is update cadence (every 5 days vs fortnightly) and iOS requirement (12.0 vs 18.2). On price, in-app purchases and device support there is nothing between them.

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

Stack 101 Tower ships an update every 5 days, Sliding Blocks Puzzles fortnightly. The most recent releases landed on October 28, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Stack 101 Tower | Sliding Blocks Puzzles |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/sliding-blocks-puzzles/id6761446652/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | — | Free |
| Size | 54 MB | 36 MB |
| Requires iOS | **12.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ZHENG YU-XIANG](https://appshunter.io/developer/1863257025) | [Jeroen Olieslagers](https://appshunter.io/developer/1889716856) |

## What reviewers say

### Stack 101 Tower

[App page](https://appshunter.io/ios/app/stack-101-tower/id6759484448)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sliding Blocks Puzzles

[App page](https://appshunter.io/ios/app/sliding-blocks-puzzles/id6761446652)

A logic puzzle game where players must slide blocks to guide a red block to the exit. It offers increasing difficulty levels and a large catalog of puzzles with smooth controls.

**Highlights:** Slide blocks to reach exit, Logic and planning challenges, Smooth drag and power-swipe controls, Three difficulty levels, Large puzzle catalog, In-app rules and guidance

**In-app purchases:** none


## Frequently asked questions

### Is Stack 101 Tower free?

Stack 101 Tower is free to download, with no in-app purchases.

### Is Sliding Blocks Puzzles free?

Sliding Blocks Puzzles is free to download, with no in-app purchases.

### Do Stack 101 Tower or Sliding Blocks Puzzles have ads?

Stack 101 Tower shows ads; Sliding Blocks Puzzles does not.

### Which is updated more often, Stack 101 Tower or Sliding Blocks Puzzles?

Stack 101 Tower ships an update every 5 days, and Sliding Blocks Puzzles fortnightly. Most recently, Stack 101 Tower was updated on October 28, 2026 and Sliding Blocks Puzzles on October 11, 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.*