# Grantwetter vs ForeCats

The clearest difference is in-app purchases: ForeCats at none against Grantwetter's 2. ForeCats also leads on iOS requirement (13.0 vs 18.0). Grantwetter's advantage is ads (none vs shown) and update cadence (every 5 days vs every 5 months). On price and device support there is nothing between them.

Both are free to download. Grantwetter sells 2 in-app purchases, starting at $1.99 per month. ForeCats asks for nothing beyond the download.

Grantwetter ships an update every 5 days, ForeCats every 5 months. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Grantwetter | ForeCats |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/grantwetter/id1019320198/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 5 months |
| Monetization | Freemium | — |
| Size | 18 MB | 31 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Gerhard Kanzler](https://appshunter.io/developer/592322016) | [masahiro takei](https://appshunter.io/developer/1798396295) |

## What reviewers say

### Grantwetter

[App page](https://appshunter.io/ios/app/grantwetter/id1019320198)

This weather app offers a unique, grumpy perspective on forecasts, using a 'grant-o-meter' and a persona to deliver weather updates. It also provides comforting features like recipes, ambient sounds, and a sticker album for surviving bad weather days.

**Highlights:** Grant-o-meter for weather conditions, Daily grumbling weather commentary, Comforting features for bad weather, Rain and fireplace soundscapes, Breathing exercises, Sticker album for survived weather days, Severe weather alerts

**Features:** Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grant Pass (Monthly) | $1.99 | per month |
| Grant Pass (Yearly) | $8.99 | per year |


### ForeCats

[App page](https://appshunter.io/ios/app/forecats/id6756996169)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Grantwetter free?

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

### Is ForeCats free?

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

### Do Grantwetter or ForeCats have ads?

ForeCats shows ads; Grantwetter does not.

### Which is updated more often, Grantwetter or ForeCats?

Grantwetter ships an update every 5 days, and ForeCats every 5 months. Most recently, Grantwetter was updated on November 9, 2026 and ForeCats on November 5, 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.*