# RainApp vs Atmos Weather

The clearest difference is in-app purchases: Atmos Weather at none against RainApp's 1. Atmos Weather also leads on update cadence (weekly vs every 2 months) and iOS requirement (15.1 vs 26.5). On price, ads and device support there is nothing between them.

Both are free to download. RainApp sells 1 one-off in-app purchase. Atmos Weather asks for nothing beyond the download.

RainApp ships an update every 2 months, Atmos Weather weekly. Both last shipped on October 28, 2026.

## The numbers

| Metric | RainApp | Atmos Weather |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Freemium |
| Size | 18 MB | 39 MB |
| Requires iOS | 26.5 | **15.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ksenia Trifonova](https://appshunter.io/developer/1880690043) | [Rockethound LTD](https://appshunter.io/developer/1896782021) |

## What reviewers say

### RainApp

[App page](https://appshunter.io/ios/app/rainapp/id6759811442)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Apple Watch Access | $3.99 | one-time |


### Atmos Weather

[App page](https://appshunter.io/ios/app/atmos-weather/id6782415841)

This app provides a trusted weather forecast by analyzing multiple global models and presenting a clear, honest verdict. It features a dynamic, living sky visualization, hourly color-coded data, and minute-scale rain predictions. Plan your week with confidence using its pattern shift analysis and personalized place tracking.

**Highlights:** Multi-model weather analysis, Living sky visualization, Hourly color-coded data, Minute-scale rain nowcast, Weekly pattern shift predictions, Customizable widgets, Privacy-focused design

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

**In-app purchases:** none


## Frequently asked questions

### Is RainApp free?

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

### Is Atmos Weather free?

Atmos Weather is free to download, with no in-app purchases.

### Do RainApp or Atmos Weather have ads?

Neither RainApp nor Atmos Weather shows ads.

### Which is updated more often, RainApp or Atmos Weather?

RainApp ships an update every 2 months, and Atmos Weather weekly. Most recently, RainApp was updated on October 28, 2026 and Atmos Weather on October 28, 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.*