Rocky Sand Studio Ltd.

AppTrack Ninja 上的 App Store 发行商。

作品集包括：

• Cal+ for Google Calendar
• Docs+ for Google Docs
• Easy Streaming
• Mirror My Screen
• MKStreamer
• Subtitle+
• MKPlayer - MKV & Media Player
• Open Winmail.dat - File Opener
• Open Any File
• Mail+ for Gmail
• FreeChat for WhatsApp
• Joystick Doctor