HachiCalendar2 Pro

Your faithful friend, making life more organized.
15 years, over 1 million users.
Contact: hachi.iphone@gmail.com


Scroll endlessly through your past and future.
Turn events into checkable to-dos.
AI helps you create and analyze events naturally.
Floating cards keep countdowns and key dates always in view.

Hachi Calendar combines Calendar + To-Do + AI Assistant + Floating Date Cards into one powerful, seamless interface.
Browse vertically without switching views.
Check off events like tasks.
Let AI create, complete, and analyze your schedule.
Supports Gregorian / Lunar calendars, seasonal terms, and traditional date references to help you plan smarter.


####Key Features
Infinite Vertical Scrolling
Browse past and future smoothly without switching pages.

One-Page Operation Flow
View, add, drag, copy, move, and complete — all on one screen.

Events as To-Dos
Mark events as completed and keep a record of progress.

Integrated AI Assistant
Create events from natural speech or text; AI parses times, reminders, repeats, and provides summaries, analytics, and free-time suggestions.

Floating Countdown Cards
Display countdowns, elapsed days, or key dates.
Auto-highlights when deadlines approach.

Time Insights & Analytics
Discover active hours, time usage trends, and weekday/weekend differences.

Quick Voice Input
Long press to record → real-time transcription → release to create.
Countdown indicator before recording ends.

Smart Gap & Conflict Detection
Detects available slots and prevents overlapping events.

Key Dates Always Visible
Floating cards + countdowns + quick jumps keep important days front and center.

Emojis & Categories
Add emojis and tags for quick visual identification.

Multiple Reminders
Standard alerts, countdown highlights, and completion feedback.

Privacy First
Local analytics only — no data uploaded.


####Typical Use Cases
Say “Review meeting at 3 PM Friday, remind me 10 minutes before” → instantly created.
Check off daily study or workout goals.
Keep countdowns for exams, trips, or milestones visible.
Ask AI for “next week’s free time” to schedule meetings.
Review your time structure with automatic visual insights.
Track lunar birthdays or seasonal events easily.


####Highlights
True one-page vertical scrolling experience
Events double as to-dos
AI-powered creation, analysis, and scheduling suggestions
Floating cards for countdowns & key dates
Long-press voice input with dynamic countdown
Supports Gregorian / Lunar / Solar Terms / Almanac
Time usage insights and rhythm optimization
Lightweight, fast, and information-dense


####Perfect For
Users who want to manage schedules and tasks in one screen
Heavy planners who love AI or quick voice entry
Those who follow both modern and traditional calendars
Anyone who needs countdowns and visual goal tracking
People who want to analyze time usage to optimize their routines