It's free to download the .apk file of Sword of Chaos and you can read users' reviews on Droid Informer. This application installation package requires 100 MB of free space to run on Android 4.0 and higher. The app has been scanned for viruses and it has been found completely secure. Allstar Games is the developer of this application which can be found in the Action Games category.
The game was downloaded and installed by over 1M users and its most recent stable update was on May 31, 2018. Google Play shows that Sword of Chaos is rated 4.7 by its users and can be downloaded by people aged 14 and older.
As users mention, you can find such a drawback of the app as intrusive ads.