Download Block Craft 3D：Building Game

The App Store lists the app at about 159 MB. Allow extra headroom for updates and cache, so having at least 300 MB to 500 MB free is sensible. The Google Play listing does not show a size, so the store page remains the source of truth.

Yes, if it is downloaded from the official Google Play Store or App Store. Both stores scan apps, which is far safer than using third-party APK sites. Avoid unofficial downloads.

With a 159 MB download on iPhone, Wi-Fi is usually the fastest option, often a few minutes. On 4G or 5G, timing depends on signal strength and congestion, but the file is small enough that it should not take long on a stable connection.

The usual causes are not enough storage, a weak connection, an interrupted store session, or an incompatible Android or iOS version. On Android, clearing the Google Play Store cache can also help.

On Android, open Google Play Store, tap Install, then launch the game from the home screen or app drawer. On iPhone or iPad, open the App Store, tap Get, authenticate if needed, then open the app once installation finishes.

There is no official PC version listed here. It can usually be played on Windows or Mac through an Android emulator such as BlueStacks, LDPlayer, or NoxPlayer, although performance depends on the PC.

Google Play lists it as PEGI 12, while Apple rates it 4+. That means the Android version is marked for older children and teens, so parental controls may be worth checking on family devices.

The description says gems can be earned by selling custom blocks, furniture, and completed blueprints. They may also be available through official in-app purchases on the store pages. There is no legitimate free-gems generator.