# DiffChar vs Trilateral Puzzler

The clearest difference is in-app purchases: Trilateral Puzzler at none against DiffChar's 3. DiffChar's advantage is ads (none vs shown) and update cadence (weekly vs every 2 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. DiffChar sells 3 one-off in-app purchases. Trilateral Puzzler asks for nothing beyond the download.

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

DiffChar ships an update weekly, Trilateral Puzzler every 2 months. The most recent releases landed on October 7, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | DiffChar | Trilateral Puzzler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/diffchar/id1258682952/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/trilateral-puzzler/id6450143256/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 25 MB | 37 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [景灯 梁](https://appshunter.io/developer/977915723) | [Dogfish Technologies, LLC](https://appshunter.io/developer/1197710360) |

## What reviewers say

### DiffChar

[App page](https://appshunter.io/ios/app/diffchar/id1258682952)

Test your observation skills by finding the unique Chinese character among many that look alike. This game offers over 360 challenges, combining fun with education for a simple yet engaging experience.

**Highlights:** Identify unique Chinese characters, Over 360 challenging levels, Simple and fun gameplay, Educational value, Suitable for all ages

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Characters | $0.99 | one-time |
| Removing balls 10 times | $0.99 | one-time |
| Removing Ads | $1.99 | one-time |


### 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


## Frequently asked questions

### Is DiffChar free?

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

### Is Trilateral Puzzler free?

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

### Which has better reviews, DiffChar or Trilateral Puzzler?

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

### Do DiffChar or Trilateral Puzzler have ads?

Trilateral Puzzler shows ads; DiffChar does not.

### Which is updated more often, DiffChar or Trilateral Puzzler?

DiffChar ships an update weekly, and Trilateral Puzzler every 2 months. Most recently, DiffChar was updated on October 7, 2026 and Trilateral Puzzler on September 27, 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.*