# Learning Earth Science vs Displacement Reaction

Learning Earth Science and Displacement Reaction are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Learning Earth Science costs $1.99 and Displacement Reaction $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Learning Earth Science ships an update every 39 months, Displacement Reaction every 33 months. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Learning Earth Science | Displacement Reaction |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 33 months** |
| Size | 20 MB | 150 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Coskun CAKIR](https://appshunter.io/developer/482066275) | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) |

## What reviewers say

### Learning Earth Science

[App page](https://appshunter.io/ios/app/learning-earth-science/id1386721116)

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

**In-app purchases:** none


### Displacement Reaction

[App page](https://appshunter.io/ios/app/displacement-reaction/id1544602964)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Learning Earth Science free?

Learning Earth Science costs $1.99, with no in-app purchases.

### Is Displacement Reaction free?

Displacement Reaction costs $1.99, with no in-app purchases.

### Do Learning Earth Science or Displacement Reaction have ads?

Neither Learning Earth Science nor Displacement Reaction shows ads.

### Which is updated more often, Learning Earth Science or Displacement Reaction?

Learning Earth Science ships an update every 39 months, and Displacement Reaction every 33 months. Most recently, Learning Earth Science was updated on October 5, 2026 and Displacement Reaction on October 6, 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.*