Blue Comet Labs is a software development company based in Osaka, Japan. We specialize in developing iOS & macOS applications that deliver unique value, experiences, and delight to people around the world. If you have any questions, feel free to contact us.

Expenses

iPhoneMacApple Vision

Track your spending effortlessly with a simple, intuitive interface.

Learn MoreApp Store

8Planets

iPhoneApple WatchMac

View and simulate planetary orbits in our Solar System.

Learn MoreApp Store

Rerere

iPhoneMac

Process-oriented checklists to ensure you don't forget anything.

App Store

PasswordGen

iPhoneMac

Create strong passwords quickly and easily.

App Store

OnDrip

iPhoneApple Watch

Calculate IV drip rates and adjust via vibration.

App Store

Rokuyo

Mac

Menu bar app for today's Rokuyo (六曜).

App Store