# Trilateral Puzzler vs Illusion Corridor

The clearest difference is in-app purchases: Trilateral Puzzler at none against Illusion Corridor's 1. Trilateral Puzzler also leads on device support (3 vs 1). Illusion Corridor's advantage is ads (none vs shown) and update cadence (every 2 days vs every 2 months). On price, rating, ratings volume and iOS requirement there is nothing between them.

Both are free to download. Illusion Corridor sells 1 one-off in-app purchase. Trilateral Puzzler asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Trilateral Puzzler against 5.0 for Illusion Corridor. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Trilateral Puzzler ships an update every 2 months, Illusion Corridor every 2 days. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Trilateral Puzzler | Illusion Corridor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/trilateral-puzzler/id6450143256/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/illusion-corridor/id6800756593/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 37 MB | 3 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dogfish Technologies, LLC](https://appshunter.io/developer/1197710360) | [Qingyu Chen](https://appshunter.io/developer/1629701754) |

## What reviewers say

### Trilateral Puzzler

[App page](https://appshunter.io/ios/app/trilateral-puzzler/id6450143256)

Engage your intellect with challenging puzzles by matching sides of triangles in a visually stunning world. Utilize hints and check answer features to navigate triangular landscapes and solve intricate problems.

**Highlights:** Triangle side matching puzzles, Intellectually engaging challenges, Hint system, Check answer feature, Visually stunning world, Vibrant color design

**Features:** macOS Compatibility

**In-app purchases:** none


### Illusion Corridor

[App page](https://appshunter.io/ios/app/illusion-corridor/id6800756593)

This isometric puzzle game challenges players to manipulate perspective and mechanisms to create impossible paths. Explore seven chapters with 65 handcrafted levels, featuring rotating bridges, sliding platforms, and more. Enjoy a quiet, offline experience with no ads or in-app purchases after the initial unlock.

**Highlights:** Isometric perspective puzzles, Manipulate mechanisms and platforms, 65 handcrafted levels, Offline play, No ads or subscriptions, Multiple languages supported

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game | $2.99 | one-time |


## Frequently asked questions

### Is Trilateral Puzzler free?

Trilateral Puzzler is free to download, with no in-app purchases.

### Is Illusion Corridor free?

Illusion Corridor is free to download, with in-app purchases available.

### Which has better reviews, Trilateral Puzzler or Illusion Corridor?

Trilateral Puzzler and Illusion Corridor are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Trilateral Puzzler or Illusion Corridor have ads?

Trilateral Puzzler shows ads; Illusion Corridor does not.

### Which is updated more often, Trilateral Puzzler or Illusion Corridor?

Trilateral Puzzler ships an update every 2 months, and Illusion Corridor every 2 days. Most recently, Trilateral Puzzler was updated on October 13, 2026 and Illusion Corridor on October 1, 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.*