Gluon - Calendar & Planner
Plan, Focus & Sync with cloud
Free · In‑App Purchases
Gluon — Projects, Tasks & Calendar
Gluon helps you turn ideas into action. A clean, focused workspace for managing projects, tasks, and your daily schedule — all in one place.
No account. No login. Just open and start.
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Everything you need, in one app.
[v] Create projects with color labels and deadlines
[v] Add tasks with priorities, tags, and reminders
[v] Plan events with time, location, and reminders
[v] Set recurring routines and track your streaks
[v] View everything on a calendar — week, month, or timeline
[v] Sync your Apple Calendar to see it all together
[v] Focus timer with Pomodoro, stopwatch, and timer modes
[v] Log your mood daily and write journal entries
[v] Track custom metrics and see progress analytics
[v] Weekly and monthly review to reflect on your progress
[v] Attach files and photos to tasks, events, and metrics
[v] Home screen widgets — today's tasks, calendar, and focus at a glance
[v] Dark mode and light mode supported
[v] Works across iPhone, iPad
[v] icloud store
Private by design.
[v] No account required
[v] Works fully offline
[v] Your data stays on your device
[v] Syncs privately via iCloud
What's next.
Apple Watch and desktop versions are on the way.
Join now and grow with Gluon from the start.
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Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://coti-app.com/gluon/PRIVACY_POLICY
more I’ve been looking for a simple to-do list app and finally found this one. It seems like a new app with no reviews yet, but it’s been great so far. Highly recommended.
Developer Response Thank you so much for your kind review! I'm glad gluon is working well for you. If you ever have any suggestions or feedback, feel free to reach out at jiungdev@gmail.com. Your support means a lot!
I’ve been looking for a simple to-do list app and finally found this one. It seems like a new app with no reviews yet, but it’s been great so far. Highly recommended.
Thank you so much for your kind review! I'm glad gluon is working well for you. If you ever have any suggestions or feedback, feel free to reach out at jiungdev@gmail.com. Your support means a lot!
2.12.1 version
- Performance improvements.
2.12.1 May 28
Version 2.2
- Calendar improvements
1. Event colors are now more vibrant.
2. Empty days are hidden in the list calendar for a cleaner view.
- Annual Tier System
Introduced 8 tiers from Iron to Legend.
2.2 May 25
2.11.1 version
- Fixed Apple Calendar connection on macOS that wasn't responding when toggled
- Calendar tracking overlay now respects each metric's target period — monthly metrics reset every month, yearly metrics reset every year, total keeps accumulating
- Month summary now shows completion percentage next to task and routine counts (e.g. 6/10 (60%))
- Timetable course blocks let long location and instructor text wrap to multiple lines instead of getting cut off
2.11.1 Apr 28
2.11 Version
- Tracking is now formula-first — edit any field's target and behavior right inside the formula editor
- Formulas figure out their own order, so you can build them however you want
- One-tap logging from the calendar toolbar and tap-to-edit today's entry on tracking cards
- Cleaner numbers, range in/out status, and overall polish
2.11 Apr 26
Version 2.10.0
- New monthly summary cards at the top of each month in the expanded calendar view — see your active projects, tasks, routines, events, and
average mood at a glance.
- New tracking summary table shows your selected metrics inline with each month, including change vs. the previous month. Range-type metrics
now display an in-range / out-of-range status in color.
- Large numbers now use thousands separators, and +/− signs are color-coded for clearer deltas.
- Hiding a project from the calendar now also removes it from the month summary counts — consistent filtering across the view.
- Various UI polish and bug fixes.
2.10 Apr 23
What's New in v2.9
- Bar Calendar redesign: proportional color bars replace dots, auto-refresh at midnight
- New Progress bar mode: see daily completion at a glance, with a checkmark on 100% days (Profile → Calendar → Bar Style)
- Smarter widgets: bigger, clearer cards with type icons, strikethrough for completed items, and up to 8 items on medium size
- Task editing: tap a task to open a full edit page — no more bottom sheets
- Calendar settings: unified typography, cleaner spacing, clearer descriptions
- Fixes: task due dates no longer lost when editing from Calendar, check-in rows now support swipe-to-edit
2.9 Apr 21
2.8 CHANGES
- Tracking: Simple and Formula modes with live formula preview
- Check-in: photo attachments and search
- Today: share your day as an image
- Calendar: inline monthly summary and live updates on renames
- Tracking detail: Day default and Excel-style table
- UI refinements and bug fixes
2.8 Apr 19
- Tracking Overhaul
- Two modes now available
- Simple: single-value trackers like weight or steps
- Formula: variable-based trackers with custom calculations (e.g. Income − Expenses = Net)
- Live formula preview — enter sample values to see results instantly
- Chained formulas — a formula can reference another formula
- Existing tracking data is automatically compatible
2.7 Apr 18
version 2.6.1
- Stability improvements
2.6.1 Apr 7
v2.6 — Plugins & Badges Update
Highlights
- Core Plugins system — Enable only the features you need from Settings → Plugins
- Badge system — 12 achievement badges to earn. Complete tasks, focus sessions, check-ins and more to unlock badges
- Main badge — Set your favorite earned badge as your profile badge
2.6 Apr 6
v2.5.3
- Fixed app crash issues
- Fixed widget not opening the app
- UI improvements
2.5.3 Apr 4
v2.5.1 업데이트 노트
iCloud 동기화 안정성 개선
- iCloud 동기화 오류로 데이터가 누락되던 문제 수정
- 앱 최초 실행 시 데이터 로딩 속도 개선
- 백그라운드에서 동기화가 멈추던 문제 수정
캘린더 성능 개선
- 캘린더 스크롤이 끊기던 현상 수정
- 월간 데이터 로딩 속도 대폭 개선
2.5.1 Apr 3
Version 2.5 — What's New
Performance
- Dramatically improved calendar scroll performance — smooth, lag-free scrolling through months
- Reduced initial loading time from ~10s to under 0.5s
- Optimized data fetching with batch queries and eliminated redundant database calls
- Tab switching is now instant with no reload delay
Calendar
- Free-flowing scroll without snapping to months
- Month/year picker now jumps directly to selected date
- Year range expanded: 1960 to 50 years from now
- Accumulate metrics now display running totals on the calendar overlay
Bug Fixes
- Fixed crash caused by duplicate project keys
- Fixed bar and overlay misalignment when changing max bar count
- Fixed profile image not updating immediately after photo change
- Fixed widget data not syncing after task/event/project changes
- Widget now stays in sync with all create, edit, and delete actions
2.5 Mar 31
Version 2.4
Calendar
- Rebuilt calendar week row with ZStack layered architecture — entire day cell is now a single tap/long-press target
- Fixed project and event bars rendering in empty cells at the start of months
- Removed hard-coded text truncation; bars now use natural overflow
Focus
- Live Activity support for lock screen and Dynamic Island
- Lock screen shows timer ring, state badge, task name, round indicators, and Pause/Skip/End controls
- Dynamic Island displays timer countdown, gradient progress bar, and quick controls
- Deep link actions (pause, resume, stop, skip) via URL scheme
- Fixed screen staying locked during pause
- Task completion counter now syncs with actual task state
- Removed unused timer components
- Stopwatch mode shows contextual empty state
- Prevented duplicate task selection
Widgets
- Added project data to widget pipeline
- Widget configuration now includes toggles for Project, Task, Event, and Routine visibility
- Redesigned small widget as compact bar-style list showing up to 5 items
- Unified large widget bar design with the app (accent bar + translucent background)
- Routine-only icons in calendar bars
- Fixed adaptive color rendering across all widget sizes
Bug Fixes
- Fixed dark mode invisible colors for events and projects using adaptive color
- Fixed adaptive color handling in macOS calendar
- Fixed MainActor isolation error in EditProfileView
- Improved notification cancellation efficiency
2.4 Mar 29
Version 2.3 — What's New
Calendar Timeline View
- New list mode: see all your events, tasks, routines, check-ins, and projects in a scrollable timeline
- Infinite scroll — scroll up for past, down for future
- Live "now" indicator showing current time
- Filter chips to toggle Project, Event, Task, and Routine visibility
- Detailed cards with status badges, D-day, tags, memo, and file attachments
Toolbar Improvements
- Library: new + menu to quickly create Tasks, Events, Projects, Check-ins, or start Focus
- Calendar: mode switcher menu (Bar / Dot / List)
- Improved toolbar spacing across all views
Focus
- Create new tasks directly from the focus task picker
- Updated focus icon
Bug Fixes & Polish
- Refactored CalendarView for better performance
- General UI polish
2.3 Mar 27
What's New in 2.1
New Features
- Check-ins — Record your daily mood and reflect on how you're feeling over time
- Apple Calendar Sync — View and manage your Apple Calendar events alongside your tasks
- Library — A redesigned home experience that organizes your Projects, Tasks, Events, and Check-ins in one elegant view
- Quick Add Task — Add tasks faster without navigating into a project
- Points Graph — Visualize your productivity score over time
- Calendar Settings — Customize how your calendar looks and behaves
Improvements
- Library shelves now highlight what matters most at a glance
- Project cards show completion progress with color-coded deadlines
- Recurring rule editing is more intuitive and flexible
- Project detail view has been significantly improved
- Task and event editing flows have been refined
- iCloud Settings page now shows connection status, local data size, and storage management options
Bug Fixes
- Fixed an issue where reminders were not firing correctly
- Various stability and performance improvements
2.1 Mar 26
Gluon 2.0 — Projects, Tasks & Calendar
Gluon helps you turn ideas into action with a clean, focused approach to project and task management.
What's new in 2.0
No account. No login. Just open and start.
Gluon now works fully offline and syncs seamlessly across all your Apple devices via iCloud — your data stays yours, always private.
KEY FEATURES
- Create and manage projects with color customization
- Add tasks with due dates, tags, and reminders
- Calendar view to visualize your timeline
- Daily check-in to track your mood and reflect on your day
- Home screen widget to stay on top of today's schedule
- Stats & analytics to track your progress
- Works offline, syncs via iCloud across iPhone, iPad and Mac
2.0 Mar 23
What's New in 1.6
- New onboarding flow — get a quick tour of Projects, tasks, routines, and Analytics before signing in
- Each onboarding screen now includes clearer descriptions to help you get started faster
- Improved login screen design
1.6 Mar 20
Bug fixes and performance improvements
- Fixed an issue where deleted items would briefly reappear
- Improved reminder cleanup when deleting tasks and events
- Various UI refinements
1.5.2 Mar 19
- Fixed an issue where reminders were not working correctly
1.5.1 Mar 18
VERSION 1.5 CHANGES
- Added recurring events — create calendar events with daily, weekly, monthly, or yearly repeat schedules
- Recurring events support end dates and individual occurrence deletion (this only / this and future / all)
1.5 Mar 17
What's New (Release Notes):
• Project Routines — Set recurring tasks on any project (daily, weekly, monthly, yearly) and track streaks and completion rates
• Project Analytics — Visualize your project timeline and routine performance at a glance
1.4 Mar 14
What's New in This Version
- Added Pro subscription with monthly and annual plans
- Improved widget reliability — data now syncs before widget refresh
- Added reminder count display on medium widget
- Improved date picker UX in task and project creation
- Added banner ads
Review Notes (for App Review team)
- Subscription unlocks Pro features. TestFlight builds bypass subscription for testing purposes.
- Notification permission is now requested when user first adds a reminder, not on app launch.
- Banner ads are shown to free users only.
1.3 Mar 10
- Fix calendar bar bug
- Fix bug after calendar click
- Local data from previous account persists after logout and re-login with different account
- Enhance stats & analytics
- UI/UX usability improvements
1.2 Feb 28
• Redesigned login, sign up, and email verification screens for a cleaner experience
• Improved Calendar UI with better task and event visualization
• Enhanced calendar week and grid layout for easier navigation
• Widget updated with refreshed visuals for small, medium, and large sizes
• App icon updated
• App name changed
• Overall UI polish and performance improvements
1.1 Feb 26
2.12.1 version
- Performance improvements.
more Version 2.12.1 May 28
Data Not Collected The developer does not collect any data from this app.