“Changes of the World” is a yearly insight journal that helps you record, organize, and reflect on how the world evolves — and what it means to you.
Capture each year’s key events, write your thoughts, and predict what’s next.

📅 Year-based navigation
Simply select a year to view its major topics and summaries at a glance.

🗂️ Category–Subcategory–Detail structure
Organize changes by category, add related links, and write your own analysis or future predictions.

☁️ Firebase-powered sync
Safely store and access your data anytime with Google or email login.

🔍 See beyond today
Build a habit of reflecting on the world’s changes and shaping your vision for the future.

“Changes of the World” isn’t just a memo app — it’s your personal lens for understanding change and growth.