# Atmospheric Model vs Milestone Pre Primary School

Atmospheric Model and Milestone Pre Primary School are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Atmospheric Model | Milestone Pre Primary School |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/atmospheric-model/id1299565883/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | — |
| Monetization | Free | — |
| Size | 12 MB | 59 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Richard Loda](https://appshunter.io/developer/1291794366) | [Udayat Solutions Pvt. Ltd.](https://appshunter.io/developer/1241753738) |

## What reviewers say

### Atmospheric Model

[App page](https://appshunter.io/ios/app/atmospheric-model/id1299565883)

Explore planetary atmospheres with a radiative transfer model. Calculate emission temperatures and flux densities, then modify parameters like albedo and solar constant to simulate atmospheric changes and their effects on climate.

**Highlights:** Radiative transfer model for planetary atmospheres, Calculates emission temperature and flux densities, Adjustable parameters: albedo, distance from sun, extinction coefficients, Supports 9 solar system planets or custom planets, Generates flux diagrams of incoming and outgoing radiation, Saves and compares two model run results, Exports data to CSV for spreadsheet analysis

**Features:** macOS Compatibility

**In-app purchases:** none


### Milestone Pre Primary School

[App page](https://appshunter.io/ios/app/milestone-pre-primary-school/id6740147509)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Atmospheric Model free?

Atmospheric Model is free to download, with no in-app purchases.

### Is Milestone Pre Primary School free?

Milestone Pre Primary School is free to download, with no in-app purchases.

### Do Atmospheric Model or Milestone Pre Primary School have ads?

Neither Atmospheric Model nor Milestone Pre Primary School shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*