# Thieves Block - Defend Crystal — Train your brain and have fun!

> Turn-based puzzle game to defend gems by building towers or using powers. (iPhone/iPad app by 慧珊 刘.)

- Source: https://appshunter.io/ios/app/thieves-block-defend-crystal/id1470369439 (this page in markdown: same URL + `.md`)
- Developer: [慧珊 刘](https://appshunter.io/developer/1508511605)
- Category: Games, Puzzle
- Price: Free with in-app purchases
- Rating: 5.00/5 from 4 App Store ratings
- Age rating: 4+
- Requires: iOS 8.0 · 56 MB
- Languages: English, Chinese
- Released: 2019-09-19
- Data updated: 2026-06-01
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/thieves-block-defend-crystal/id1470369439/reviews.md

## What is Thieves Block?

Defend Crystal is a turn-based puzzle game with colorful design.You will strategically build tower or use power to protect gems，Challenge your brain to solve this clever puzzle experience.

## Key features

- Turn-based gameplay
- Strategic tower building
- Power-up usage
- Gem protection
- Brain-challenging puzzles
- Colorful design

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| No ads | $2.99 | one-time |



## Frequently asked questions about Thieves Block

### What is Thieves Block?

Thieves Block is a turn-based puzzle game where players strategically defend gems by building towers or using special powers. It features a colorful design and aims to challenge the player's brain.

### What devices does Thieves Block support?

Thieves Block is available on iPhone, iPad, and iPod devices, offering a versatile gaming experience across Apple's mobile ecosystem.

### How often is Thieves Block updated?

Thieves Block was last updated on September 19, 2019, with version 1.3. Further update frequency information is not available.

### What is the age rating for Thieves Block?

Thieves Block has an age rating of 4+, making it suitable for younger players and families to enjoy its puzzle-solving mechanics.

### Does Thieves Block have ads?

No, Thieves Block does not contain advertisements, providing an uninterrupted gaming experience for its players.

### Can I play Thieves Block offline?

The description does not specify if Thieves Block can be played offline. However, its turn-based puzzle nature suggests it may be playable without an internet connection.

### What are the in-app purchases in Thieves Block?

While the app is free to download, it does offer in-app purchases. Specific details about these purchases are not provided in the app description.

### What is the user sentiment for Thieves Block?

Thieves Block has received an excellent rating of 5.0 stars from 4 ratings, indicating a very positive user sentiment among its current player base.

## Version history (last 5 releases)

### 1.3 — 2019-09-19

Bug fixes and performance improvements

### 1.2.1 — 2019-09-07

Bug fixes and performance improvements

### 1.2 — 2019-07-19

No release notes.

### 1.1 — 2019-07-17

Bug fixes and performance improvements.

### 1.0 — 2019-07-04

No release notes.

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## More apps by 慧珊 刘

- [Don't Full Up - Famliy Story](https://appshunter.io/ios/app/dont-full-up-famliy-story/id1474759355)
- [Block Puzzle 3D](https://appshunter.io/ios/app/block-puzzle-3d/id1475744487)
- [Block Rolling : Stars Gem 3D](https://appshunter.io/ios/app/block-rolling-stars-gem-3d/id1476649530)
- [Wood Puzzle 3D](https://appshunter.io/ios/app/wood-puzzle-3d/id1481818959)
- [Fit Wood Ball: Funny Stack 3D](https://appshunter.io/ios/app/fit-wood-ball-funny-stack-3d/id1489700000)

All apps by 慧珊 刘: https://appshunter.io/developer/1508511605

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*