# Block Siege vs Pipe TD

The clearest difference is ads: Block Siege at none against Pipe TD's shown. Block Siege also leads on monetization model (free vs ad-supported). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 1.5 for Block Siege against 1.6 for Pipe TD. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Block Siege ships an update every 3 days, Pipe TD every 2 days. The most recent releases landed on June 9, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Block Siege | Pipe TD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (2 ratings)](https://appshunter.io/ios/app/block-siege/id6753338099/reviews) | **[1.6 (5 ratings)](https://appshunter.io/ios/app/pipe-td/id6753864141/reviews)** |
| Number of ratings | 2 | **5** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | **Free** | Ad-supported |
| Size | 134 MB | 188 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Ngo Nguyen](https://appshunter.io/developer/1833419289) | [IMBA TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1787529454) |

## What reviewers say

### Block Siege

[App page](https://appshunter.io/ios/app/block-siege/id6753338099)

Design enemy paths using falling blocks and strategically place towers to defend your base. Merge towers for enhanced power and survive increasingly challenging waves of monsters. This game offers a unique blend of puzzle and tower defense strategy.

**Highlights:** Puzzle and tower defense gameplay blend, Shape enemy paths with block placement, Deploy and upgrade towers on blocks, Merge towers for stronger weapons, Battle varied enemies and bosses, Endless replayability

**Features:** macOS Compatibility

**In-app purchases:** none


### Pipe TD

[App page](https://appshunter.io/ios/app/pipe-td/id6753864141)

Build and connect pipes to channel energy and activate weapons in this unique tower defense game. Strategize your pipe network to create powerful defensive combos against waves of enemies. Upgrade your pipes and modules to unlock new abilities and devastating attacks.

**Highlights:** Unique pipe-based defense system, Strategic pipe placement and combos, Upgrade and customize pipes and modules, Challenging enemy waves, Addictive and strategic gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Block Siege free?

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

### Is Pipe TD free?

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

### Which has better reviews, Block Siege or Pipe TD?

Pipe TD is rated higher. Block Siege averages 1.5 out of 5 from 2 ratings, while Pipe TD averages 1.6 from 5 ratings.

### Do Block Siege or Pipe TD have ads?

Pipe TD shows ads; Block Siege does not.

### Which is updated more often, Block Siege or Pipe TD?

Block Siege ships an update every 3 days, and Pipe TD every 2 days. Most recently, Block Siege was updated on June 9, 2026 and Pipe TD on September 10, 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.*