# TerraCrest4 vs Math Dims II

The clearest difference is price: Math Dims II at Free against TerraCrest4's $1.99. Math Dims II also leads on rating (5.0 vs 4.0). TerraCrest4's advantage is in-app purchases (none vs 1) and ads (none vs shown). On ratings volume, device support and iOS requirement there is nothing between them.

Math Dims II is free to download; TerraCrest4 costs $1.99 up front. Math Dims II sells 1 one-off in-app purchase. TerraCrest4 asks for nothing beyond the download.

Math Dims II holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

TerraCrest4 ships an update daily, Math Dims II every 10 days. The most recent releases landed on September 23, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | TerraCrest4 | Math Dims II |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/terracrest4/id6478902985/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/math-dims-ii/id6741033476/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 10 days |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 5 MB | 40 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | +9 | 12+ |
| Developer | [Ivan Cerra de Castro](https://appshunter.io/developer/321270638) | [Dmitry Gordiyevsky](https://appshunter.io/developer/1792120212) |

## What reviewers say

### TerraCrest4

[App page](https://appshunter.io/ios/app/terracrest4/id6478902985)

Engage in a fast-paced, top-down space shooter with a unique transformation mechanic. Pilot your ship through vertically scrolling stages, battling diverse enemies and powerful bosses. Collect power-ups and master three distinct ship forms to survive and achieve high scores.

**Highlights:** On-screen controls and joystick/gamepad support, Three transformable ship forms (jet, robot, combined), Vertically scrolling shoot 'em up gameplay, Diverse enemy types and challenging boss encounters, Power-up items for temporary enhancements, Phoenix transformation for invincibility

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

**In-app purchases:** none


### Math Dims II

[App page](https://appshunter.io/ios/app/math-dims-ii/id6741033476)

An engaging game that tests mathematical skills through logic and arithmetic on a grid. It offers a fun, interactive experience for players of all levels.

**Highlights:** Logic and strategy challenges, Basic arithmetic integration, Grid-based gameplay, Suitable for all skill levels, Fun and interactive learning

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is TerraCrest4 free?

TerraCrest4 costs $1.99, with no in-app purchases.

### Is Math Dims II free?

Math Dims II is free to download, with in-app purchases available.

### Which has better reviews, TerraCrest4 or Math Dims II?

Math Dims II is rated higher. TerraCrest4 averages 4.0 out of 5 from 2 ratings, while Math Dims II averages 5.0 from 1 ratings.

### Do TerraCrest4 or Math Dims II have ads?

Math Dims II shows ads; TerraCrest4 does not.

### Which is updated more often, TerraCrest4 or Math Dims II?

TerraCrest4 ships an update daily, and Math Dims II every 10 days. Most recently, TerraCrest4 was updated on September 23, 2026 and Math Dims II on September 18, 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.*