# Bad weather vs Arc

The clearest difference is update cadence: Bad weather at every 6 days against Arc's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Bad weather sells 2 in-app purchases, starting at $1.99 per month and Arc sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Bad weather ships an update every 6 days, Arc fortnightly. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Bad weather | Arc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/bad-weather-countdown/id6462482075/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 43 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Serhii Pryimachuk](https://appshunter.io/developer/1675875796) | [Marios Pentelas](https://appshunter.io/developer/1878778586) |

## What reviewers say

### Bad weather

[App page](https://appshunter.io/ios/app/bad-weather-countdown/id6462482075)

This app helps you track and anticipate bad weather based on your personal definition. It provides a countdown to upcoming adverse weather events, allowing you to prepare accordingly. Customize your weather preferences to receive alerts that matter to you.

**Highlights:** Personalized bad weather definition, Countdown to upcoming bad weather, Customizable weather alerts, User-defined weather criteria

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access. | $1.99 | per month |
| Full access. | $11.99 | per year |


### Arc

[App page](https://appshunter.io/ios/app/arc-meteogram-forecasts/id6759468413)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Meteogram Monthly | $3.99 | per month |
| Yearly Pro | $24.99 | per year |
| Meteogram Yearly | $29.99 | per year |


## Frequently asked questions

### Is Bad weather free?

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

### Is Arc free?

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

### Do Bad weather or Arc have ads?

Neither Bad weather nor Arc shows ads.

### Which is updated more often, Bad weather or Arc?

Bad weather ships an update every 6 days, and Arc fortnightly. Most recently, Bad weather was updated on October 15, 2026 and Arc on October 14, 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.*