# Heat 1 vs ChalkClash

The clearest difference is update cadence: Heat 1 at every 5 days against ChalkClash's every 2 months. ChalkClash's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Heat 1 ships an update every 5 days, ChalkClash every 2 months. The most recent releases landed on October 21, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Heat 1 | ChalkClash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (48 ratings)](https://appshunter.io/ios/app/heat-1/id6446805959/reviews)** | — |
| Number of ratings | **48** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Free | — |
| Size | 30 MB | 115 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Adam Ambrosius](https://appshunter.io/developer/1393130098) | [OVERCLOUDS SRL](https://appshunter.io/developer/1851998468) |

## What reviewers say

### Heat 1

[App page](https://appshunter.io/ios/app/heat-1/id6446805959)

Engage in functional fitness competitions by predicting athlete performance. Participate in leagues and thrilling game types like Top 10 and Shot Caller to earn points and test your sports strategy.

**Highlights:** Follow functional fitness competitions, Participate in leagues, Top 10 athlete prediction game, Shot Caller pick-per-event game, Earn points based on predictions, Real-time engagement

**In-app purchases:** none


### ChalkClash

[App page](https://appshunter.io/ios/app/chalkclash/id6758143313)

**In-app purchases:** none


## Frequently asked questions

### Is Heat 1 free?

Heat 1 is free to download, with no in-app purchases.

### Is ChalkClash free?

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

### Do Heat 1 or ChalkClash have ads?

Neither Heat 1 nor ChalkClash shows ads.

### Which is updated more often, Heat 1 or ChalkClash?

Heat 1 ships an update every 5 days, and ChalkClash every 2 months. Most recently, Heat 1 was updated on October 21, 2026 and ChalkClash on October 2, 2026.

---

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