# Prison Tower vs DUAL GOAL

The clearest difference is ads: DUAL GOAL at none against Prison Tower's shown. DUAL GOAL also leads on update cadence (every 5 days vs every 4 months) and review sentiment (100% vs 72%). On price, in-app purchases, monetization model 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.

Prison Tower ships an update every 4 months, DUAL GOAL every 5 days. The most recent releases landed on November 4, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Prison Tower | DUAL GOAL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (14 ratings)](https://appshunter.io/ios/app/prison-tower/id574690680/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 72.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | Free | Free |
| Size | 13 MB | 21 MB |
| Requires iOS | 15.0 | **8.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masakazu Yonehara](https://appshunter.io/developer/1339210794) | [Hidehiro Nakamura](https://appshunter.io/developer/1090415061) |

## What reviewers say

### Prison Tower

[App page](https://appshunter.io/ios/app/prison-tower/id574690680)

Build a towering stack of heroes by strategically dropping them. Guide the princess to safety by climbing the tower. Experience a fresh take on classic block-stacking gameplay with engaging modes.

**Highlights:** Stack heroes vertically, Rescue trapped princess, Strategic tap-to-drop gameplay, Prison Tower rescue mode, Challenge Mode for high scores

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

**In-app purchases:** none

**What reviewers like**

- 👍 Addictive gameplay
- 🎨 Cute and attractive graphics
- 🎵 Great music and sound effects
- ⏱️ Good time killer
- 🤏 Small download size

**What reviewers complain about**

- 🥱 Gets repetitive
- 😠 Frustrating difficulty
- 📉 Poor start screen responsiveness
- 🤷‍♀️ Gameplay can be boring
- 🧱 Stacking issues

**Reported bugs**

- Game over at level 92 in challenge mode
- Start screen unresponsive
- Crashes frequently
- Fairies carrying people instead of princess
- People not stacking properly

**Requested features**

- New OS compatibility
- Improved start screen responsiveness
- More variety in gameplay
- Fix fairies carrying people instead of princess
- Fix fairies carrying people instead of princess


### DUAL GOAL

[App page](https://appshunter.io/ios/app/dual-goal/id1090415062)

A unique puzzle game where you must simultaneously roll two balls into their respective goals. Tilt your device to control the balls and avoid touching the red lines to succeed. Prepare for a challenging and frustrating yet rewarding experience.

**Highlights:** Simultaneous two-ball rolling, Tilt controls, Goal-based progression, Avoid red line hazard, Challenging puzzles

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

**In-app purchases:** none


## Frequently asked questions

### Is Prison Tower free?

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

### Is DUAL GOAL free?

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

### Do Prison Tower or DUAL GOAL have ads?

Prison Tower shows ads; DUAL GOAL does not.

### Which is updated more often, Prison Tower or DUAL GOAL?

Prison Tower ships an update every 4 months, and DUAL GOAL every 5 days. Most recently, Prison Tower was updated on November 4, 2026 and DUAL GOAL on November 2, 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.*