WakeBand vs Elenva

"Wake up without waking your partner. Meet WakeBand™—your silent alarm. This ultra-lightweight wristband silently vibrates you awake while letting the rest of the house sleep peacefully. Perfect for couples with mismatched schedules, nightshift workers or early risers. WakeBand delivers a personalized wake-up experience with 9 customized vibration patterns and 9 intensity levels—so you can find your ideal gentle (or not-so-gentle) wake-up nudge. The ultra-lightweight design stays comfortable all night, while the 6-day battery life ensures reliable performance. Control multiple alarms and vibration settings through the intuitive WakeBand companion app. The magnetic charger clicks on seamlessly, keeping your downtime uninterrupted and leaving you free to relax."

Elenva is an app that integrates smart devices to provide users with sleep, exercise and reminder services to help users easily understand their sleep and exercise status, analyze and manage sleep and exercise patterns, and provide thoughtful reminders to help users develop good daily exercise and sleep habits. The main functions of Elenva APP. 1、Sleep management: monitor and record user's sleep, provide sleep data statistics and sleep pattern and sleep quality analysis. 2、Exercise management: Record user exercise and provide visual display and analysis of exercise indicators and exercise patterns to help manage the amount of exercise and exercise plans. 3、Reminder management: Kinds of reminders can be set on smart devices to help users manage important relatives’ and friends' birthdays, appointments, important holidays and schedules. Disclaimer: Elenva is designed to helps users manage their exercise and sleep programs and adjust their physical status by recording exercise and sleep data for them. In addition to using this app, users should seek the advice of doctor before making any medical decisions.