Supported App Bundle.
Changed to display Interstitial Ad when saving files
Updated targetSdkVersion to 29.
Changed targetSdkVersion to 28.
Required OpenGL3.0.
Supported the new icon specification.
Fixed a bug that rendering stops on slow devices when reading documents.
Improved UI at layout editing.
supported General Data Protection Regulation(GDPR).
removed the import and export functions.
Fixed a bug that initialization processing does not end on some models such as nexus 7 (2013).
Improve speed of startup processing.
Improve drawing processing.
Fixed bugs.
Improved lighting effect.Other bugs fixed.
Improved application stability.
Fixed bugs.
Updated advertisement SDK.
Fixed a bug about item dragging.Other bugs fixed.
Fixed a bug that editing layout is lost when the device rotates while editing.
Fixed a bug.
Fixed a bug when displaying advertisement.
Fixed a bug that the physics engine would be invalid.Fixed a bug that the thumbnail image are not saved when saving documents.
Toy RollerCoaster 3D is a 3D coaster simulation program.
-You can see the scenery from driver's seat or from several other locations.
-You can create own layout.