# Mr. Chilly vs Where's Karl

The clearest difference is in-app purchases: Where's Karl at none against Mr. Chilly's 1. Where's Karl also leads on update cadence (weekly vs every 5 weeks). Mr. Chilly's advantage is ratings volume (7K vs 4) and iOS requirement (13.0 vs 16.4). On price, rating, ads and device support there is nothing between them.

Both are free to download. Mr. Chilly sells 1 one-off in-app purchase. Where's Karl asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Mr. Chilly against 5.0 for Where's Karl. That said, the two scores are not equally well evidenced: Mr. Chilly has 7K ratings behind it against 4, so its average is the more settled of the two.

Mr. Chilly ships an update every 5 weeks, Where's Karl weekly. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Mr. Chilly | Where's Karl |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (7K ratings)](https://appshunter.io/ios/app/mr-chilly/id933759132/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/wheres-karl/id6815249247/reviews)** |
| Number of ratings | **7K** | 4 |
| Positive reviews | 86.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 48 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Chia](https://appshunter.io/developer/1289065307) | [Chelsea Montanaro](https://appshunter.io/developer/6815249249) |

## What reviewers say

### Mr. Chilly

[App page](https://appshunter.io/ios/app/mr-chilly/id933759132)

This app provides detailed weather information for San Francisco's diverse microclimates and the entire Bay Area. View current temperatures, future forecasts, and dynamic heatmaps to plan your outdoor activities.

**Highlights:** Hourly forecasts (24 hours), Dynamic temperature heatmaps, Day/night cycle visualization, San Francisco microclimate view, Bay Area and Peninsula weather

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $1.99 | one-time |


### Where's Karl

[App page](https://appshunter.io/ios/app/wheres-karl/id6815249247)

**In-app purchases:** none


## Frequently asked questions

### Is Mr. Chilly free?

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

### Is Where's Karl free?

Where's Karl is free to download, with no in-app purchases.

### Which has better reviews, Mr. Chilly or Where's Karl?

Where's Karl is rated higher. Mr. Chilly averages 4.9 out of 5 from 7K ratings, while Where's Karl averages 5.0 from 4 ratings.

### Do Mr. Chilly or Where's Karl have ads?

Neither Mr. Chilly nor Where's Karl shows ads.

### Which is updated more often, Mr. Chilly or Where's Karl?

Mr. Chilly ships an update every 5 weeks, and Where's Karl weekly. Most recently, Mr. Chilly was updated on November 1, 2026 and Where's Karl on October 31, 2026.

---

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