On-Core Software LLC develops applications for iOS, Mac, Windows and Android, with a focus on simplicity, reliability and ease of use. Its products span productivity, business, security, shooting sports, utilities and games, serving individuals and organizations that need practical tools across devices.

Time Master helps users track time and expenses, create accurate client bills and sync information across iOS, Android and Windows. Its companion app, Time Master Client, is designed for field teams such as contractors and service companies. Workers can record time and expenses, generate invoices on the go and sync updates with the office.

For Mac users, SimpleFTP provides an FTP/SFTP client designed to make file transfers straightforward. The company also offers Pachinko, a digital version of the classic Japanese arcade game for iPhone, along with a dedicated iPad edition called Pachinko HD. Its broader portfolio includes apps for tasks such as encrypting messages and scoring steel shooting events. On-Core Software provides product information, user forums and contact options through its website.