Swift Reminder & Sensor App

I need a developer to build a Swift application with the following features:

- Simple and minimalistic user interface
- Voice command capability for setting reminders
- Recording of on-time events and additional sensor data
- Accelerometer data
- Heart rate data
- Operate without internet connection with secure local data storage

Ideal Skills & Experience:
- Proficiency in Swift and iOS development
- Experience with sensor data integration
- Strong UI/UX design skills for minimalistic interfaces
- Knowledge of secure local data storage solutions