Help Center, User Guide & Frequently Asked Questions (FAQ) | 2Day

Complete user guide and FAQ for 2Day: learn how to manage D-Day countdowns, write one-line diaries, embed Notion widgets, and install the 2Day PWA mobile app.

Help Center, User Guide & Frequently Asked Questions (FAQ) | 2Day

2Day Help Center & User Guide (FAQ)

Step-by-step guides and answers to frequently asked questions to help you get the most out of every feature on the 2Day lifestyle dashboard.

Key Features & Highlights

  • How to create real-time D-Day countdowns, recurring schedules, and category tags
  • How to embed 16 live 2Day widgets into Notion pages using the /embed command
  • How to install 2Day as a native-like Progressive Web App (PWA) on iOS Safari and Android Chrome
  • How local-first offline mode and Google account cloud synchronization work together

Frequently Asked Questions (FAQ)

Q. How do I install 2Day on my iPhone or Android home screen?

Open 2Day in Safari (iOS) or Chrome (Android), tap the Share or Menu icon, and select [Add to Home Screen] to install it as a full-screen app.

Q. Does 2Day work offline without an internet connection?

Yes, thanks to its local-first IndexedDB engine, you can view and edit your schedules, diary, and checklists even in airplane mode.