# Button Blast Chain Reaction vs Treadmill Challenge

Button Blast Chain Reaction and Treadmill Challenge are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Button Blast Chain Reaction | Treadmill Challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | — |
| Size | 52 MB | 106 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Chandrika Dalwadi](https://appshunter.io/developer/1653431404) | [Atakan Cakir](https://appshunter.io/developer/1598734806) |

## What reviewers say

### Button Blast Chain Reaction

[App page](https://appshunter.io/ios/app/button-blast-chain-reaction/id6445983763)

**Features:** macOS Compatibility

**In-app purchases:** none


### Treadmill Challenge

[App page](https://appshunter.io/ios/app/treadmill-challenge/id6642680370)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Button Blast Chain Reaction free?

Button Blast Chain Reaction is free to download, with no in-app purchases.

### Is Treadmill Challenge free?

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

### Do Button Blast Chain Reaction or Treadmill Challenge have ads?

Both Button Blast Chain Reaction and Treadmill Challenge show ads.

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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.*