CozyDay - Couple D-Day Counter

Send a special letter every day that disappears at midnight! A reminder notification helps you never miss a precious letter before it expires.

CozyDay - A Cozy Day, Our Own Story

Count the days you've shared together in the warmest way. CozyDay is a D-Day app that records your precious moments as a couple and helps you never miss an upcoming anniversary. An adorable pixel art dog character joins you on your special days.

--- Key Features ---

[D-Day Counter] See how many days you've been together at a glance, from the day you met until today. Every time you open the app, a count-up animation brings a flutter of excitement.

[Anniversary Management] 100 days, 200 days, 1 year... Automatically generated anniversaries, plus the ability to add your own special dates. Never miss Valentine's Day, Christmas, and other suggested anniversaries.

[Check Daily with Widgets] Check your D-Day anytime with home screen and lock screen widgets. Automatically updated at midnight so the date is always accurate.

[Save Memories with Photos] Attach photos to each anniversary and record your precious memories. Look back on your story together in a timeline view.

[24-Hour Letter] Send one special letter a day that disappears at the next midnight. Invite your partner with an invite code and view your exchanged letters in a chat bubble format. You'll receive a push notification when a new letter arrives, and a reminder 3 hours before it expires.

[Couple Profile] Create your own couple profile with both of your names and photos.

[Notification Settings] 1 day before, 3 days before, 1 week before an anniversary - receive notifications at your preferred time and prepare for your special days in advance.

[Multi-Language Support] Available in 39 languages so anyone around the world can use it.