Turn your classic Casio watch into a smartwatch!

Always on Time

Compatible with the Casio F-91W and A158W models, Ollee Watch stays perfectly synced with your phone via Bluetooth, ensuring accurate time no matter where you are — with new built-in features like world time, snooze alarm, timer, a logging stopwatch and even sunrise and sunset tracking.

Fitness Tracking. Legendary Battery.

Your favorite watch now has some essential fitness features! Track steps, set daily goals, and measure your heart rate and ambient temperature — all stored on the watch and viewable in the app. Enjoy up to 10 months of battery life with daily tracking, or up to 3 years in power saver mode with motion sensing off.

Make it Yours

Built for self-expression, Ollee Watch lets you personalize everything — from RGB backlight color and a custom name tag to choosing faces, favorite apps, alarm sounds, and more. With dozens of settings available, have fun exploring and customizing your watch your way.

Fun and Familiar

The Ollee Watch adds unique features like games and productivity tools while staying true to the simplicity of the classic Casio experience. With intuitive navigation and a thoughtfully consistent UI, the user experience was carefully crafted to feel familiar. These design principles will continue to guide every new face and feature we release.

Features and Specs

FACES / APPS

  • Clock with calendar, automatic sync via app

  • Alarm with configurable day, chime, snooze and hourly beep

  • Stopwatch (1/100-second) with logging

  • World Time, time zone set in watch or app

  • Timer with 5 programmable presets

  • Sunrise/Sunset time based on location

  • Step Counter with daily goal and alert

  • Heart Rate measurement with pulsometer

  • Temperature with hourly logging

  • Tally Counter with logging and timestamp event

  • Flashlight with 3 modes

  • PING ball and paddle keep-up game

  • Blackjack classic casino game

  • Set Clock for manually adjusting time and date

DATA & STORAGE

  • 30 days of activity data storage on watch

  • Event logging to capture stopwatch, counter and timestamp triggers

  • 6 character programmable Name Tag

  • Activity and health data history with calendar and charts in the Ollee Watch app

  • Faces customizable on/off, sequence and favorite

HARDWARE

  • Cortex-M4/M0+ processor with Bluetooth low energy

  • RGB LED backlight

  • Accelerometer with advanced gesture sensing

  • Loud audio buzzer

  • Battery life: 10 months with daily usage and default settings, up to 3 years in power saver mode

  • Programmable NFC tag NTAG213 (optional - works on resin based F-91W watches only, not compatible with A158W models)

COMPATIBILITY

  • Models tested: F-91W, A158W, F-84W, A159W, A171W

  • Models untested: A163W, A164W,

  • iOS and Android supported

UPDATES & SUPPORT

  • Wireless firmware upgrade with app

  • New Faces and features will be added as free updates

  • Community feedback welcome, join the conversation on social media!

Designed, programmed and assembled in Canada. Shipping worldwide!

Join the conversation on social media, we’d love to hear your feedback and feature requests!