This app connects your smartphone to compatible watches, allowing you to sync time, set alarms, and receive notifications for calls and messages. It also features world time settings and a light level indicator for the watch's power source.
1.0.054
June 15, 2026
Thank you as always for using our app. We have made the following updates: - Some minor maintenance and bug fixes.
MoreThe CITIZEN Eco-Drive Bluetooth S app is the official application designed to link your smartphone with compatible CITIZEN Bluetooth watches. It enables features like time synchronization, alarm setting, and receiving notifications for calls and messages directly on your watch.
Key features include automatic time synchronization with your smartphone, world time settings, call and message notifications with customizable filters, the ability to set up to three alarms, a light level indicator for the watch's power, a smartphone search function, and link loss alerts.
Eco-Drive is CITIZEN's proprietary light-powered technology. It generates power from any light source, including sunlight and dim light, to drive the watch and store surplus energy, eliminating the need for battery replacements or recharging.
The app is compatible with iPhones and iPods and requires iOS 11.2 or later. It is designed to work with specific CITIZEN Bluetooth watches.
No, the CITIZEN Eco-Drive Bluetooth S app is ad-free. It provides a seamless user experience without any advertisements.
The latest version is 1.0.054, and the app was last updated on June 15, 2026. While specific update frequency isn't detailed, this indicates ongoing support and development.
The app has an age rating of 4+, making it suitable for a wide range of users. This rating suggests it contains no mature content.
Yes, you can set up to three alarms simultaneously using the CITIZEN Eco-Drive Bluetooth S app. These alarms can be configured for different times and days of the week.
