# BHT LAB vs ChalkClash

The clearest difference is update cadence: BHT LAB at fortnightly against ChalkClash's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

BHT LAB ships an update fortnightly, ChalkClash every 2 months. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | BHT LAB | ChalkClash |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 40 MB | 115 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Melazeta S.r.l.](https://appshunter.io/developer/477715809) | [OVERCLOUDS SRL](https://appshunter.io/developer/1851998468) |

## What reviewers say

### BHT LAB

[App page](https://appshunter.io/ios/app/bht-lab/id1414262044)

**In-app purchases:** none


### ChalkClash

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

**In-app purchases:** none


## Frequently asked questions

### Is BHT LAB free?

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

### Is ChalkClash free?

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

### Do BHT LAB or ChalkClash have ads?

Neither BHT LAB nor ChalkClash shows ads.

### Which is updated more often, BHT LAB or ChalkClash?

BHT LAB ships an update fortnightly, and ChalkClash every 2 months. Most recently, BHT LAB was updated on October 4, 2026 and ChalkClash on October 2, 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.*