Comparison

Caffeinated Calendar vs Offlendar

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Caffeinated Calendar

Aggregate and manage all your calendars in one place with powerful filtering and task management. Customize your view to hide or dim events, connect multiple account types, and utilize quick add features. Includes widgets, recurrence options, and offline access.

Highlights
  • Aggregate multiple calendar accounts
  • Customizable event filtering
  • Integrated task management
  • Natural language quick add
  • Multiple calendar view options
  • Home screen widgets
  • Offline access
Features
Read full description

Caffeinated Calendar aggregates all your calendars in one place and lets you filter out the events you don't need to see. THE FILTER ENGINE Sharing a calendar with your spouse, team, or family? You don't need to see everything. Create filters to hide or dim events by title, description, location, time of day, or day of week. Hide your partner's medication reminders. Dim your coworker's focus blocks. Filter out all-day events from a noisy shared calendar. Your view, your rules. CONNECT ALL YOUR CALENDARS - Google Calendar — Sign in with Google, no passwords to manage - Microsoft Outlook / Office 365 — Full OAuth support - Apple iCloud — Connect with an app-specific password - Any CalDAV server — Nextcloud, Radicale, Baikal, Fastmail, Synology, Zoho, and more - Device calendars — Read from calendars already on your phone - Webcal subscriptions — Subscribe to public calendar feeds - Local calendars — Fully offline, no account needed SIX WAYS TO VIEW YOUR SCHEDULE Day, Week, Month, Year, Agenda, and List views. All support pull-to-refresh, smooth swipe navigation, and a Today button. Create custom calendar views to quickly switch between subsets like "Work Only" or "Personal." TASKS BUILT IN Full task management that syncs with your calendar accounts. Due dates, priorities, subtasks, categories, and progress tracking. Tasks appear alongside events in your Day and Agenda views and on home screen widgets. NATURAL LANGUAGE QUICK ADD Type "Lunch with Sarah tomorrow at noon at Café Roma" and the app parses it automatically. Access Quick Add from the app bar, a home screen widget, or an app icon shortcut. POWERFUL RECURRENCE Daily, weekly, monthly, yearly — with intervals, end dates, and complex patterns like "second Monday of every month." Edit or delete a single instance, all events, or this and future events. EVENT TEMPLATES Save frequently-used events as templates. Create new events with one tap, pre-filled with title, location, duration, reminders, and recurrence. ATTENDEES & RSVP See who's invited, their roles, and their responses. Accept, decline, or tentatively respond to invitations directly from the app. HOME SCREEN WIDGETS Agenda, Compact, and Month widgets that respect your filters. Tap an event to open it directly. A Quick Add widget for instant event creation. IMPORT & EXPORT Open .ics files from email or file managers. Subscribe to public calendar feeds. Share single events or batch export multiple events. HOLIDAY CALENDARS Built-in holiday calendars for 20+ countries across the Americas, Europe, Asia Pacific, and Middle East. Added as auto-syncing subscriptions. CONTACT BIRTHDAYS Automatically creates birthday events from your device contacts. WEATHER FORECAST 14-day forecast in Day and Week views. Free, no tracking. OFFLINE FIRST Create and edit events without an internet connection. Changes sync automatically when you're back online. PRIVACY FOCUSED No analytics. No telemetry. No ads. Your calendar data stays on your device and syncs only to your own calendar accounts. We never see your passwords — Google and Microsoft use secure sign-in, and other credentials are stored securely on your device. Available in English, German, Spanish, French, and Japanese. Terms of Use: https://caffeinatedsoftworks.com/terms/ Privacy Policy: https://caffeinatedsoftworks.com/privacy/

About

Offlendar

Features
Read full description

Offlendar is your private calendar and task companion — built to work on your iPhone and iPad without an account or cloud account to sign into. STAY ON TRACK TODAY • See today’s events and tasks in one place • Progress that shows what’s done and what’s open • Quick add for events, tasks, and photo capture • Share screenshots into a new task, event, or photo note CALENDAR YOUR WAY • Month, week, and agenda views • Live sync with Apple Calendar and Google calendars already on your device • Create and edit events that can write back when sync is on • Repeating tasks show upcoming due dates on the calendar TASKS THAT FIT REAL LIFE • Due dates, reminders, priorities, and flags • Nested tasks and checklist steps • Repeating tasks — complete, skip, or keep history when you delete a series • Open, today, and flagged views, with overdue called out clearly • Optional arrive-at-location reminders PHOTO NOTES, ON DEVICE • Snap a whiteboard, receipt, or handwritten list • Markup and crop • Offline text recognition (Vision) — searchable captions and OCR • Keep notes linked to a day, task, or event WIDGETS WITHOUT THE INTERNET • Today’s tasks, agenda, next reminder, and latest photo note • Home Screen and Lock Screen • Powered by a local snapshot — no network required for widgets PRIVATE BY DESIGN • Your calendar, tasks, and notes stay on this device • Optional Face ID / Touch ID lock • Backup and restore with JSON; export/import ICS • 30+ languages Offlendar is for people who want a calm planner that still connects to the calendars they already use — without giving up control of their data.

Screenshots

Caffeinated Calendar4 screens
Offlendar4 screens

Verdict

The call

The clearest difference is in-app purchases: Offlendar at none against Caffeinated Calendar's 8. Caffeinated Calendar's advantage is ads (none vs shown) and update cadence (every 5 days vs fortnightly). On price and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Caffeinated Calendar sells 8 in-app purchases, starting at $4.99 per month. Offlendar asks for nothing beyond the download.

UpkeepUpdate frequency

Caffeinated Calendar ships an update every 5 days, Offlendar fortnightly. Both last shipped on October 31, 2026.

Scorecard4 real differences · 5 level
Caffeinated Calendar versus Offlendar: the parameters behind the verdict, then further details
ParameterCaffeinated CalendarOfflendar
PriceFreeFree
Rating4.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 5 days — betterFortnightly
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size37 MB21 MB
Age rating4+4+
DeveloperCaffeinated Softworks LLCVinh Tam Tan

In-app purchases

8 purchases

Caffeinated Calendar

Subscriptions8
  • Individual Account (Monthly)$4.991 Month
  • Duo Account (Monthly)$7.991 Month
  • Family Account (Monthly)$14.991 Month
Show 5 more
  • Friends & Family Account (Monthly)$19.991 Month
  • Individual Account (Annual)$49.991 Year
  • Duo Account (Annual)$79.991 Year
  • Family Account (Annual)$149.991 Year
  • Friends & Family (Annual)$199.991 Year
None

Offlendar

No in-app purchases

Questions

Is Caffeinated Calendar free?
Caffeinated Calendar is free to download, with in-app purchases available.
Is Offlendar free?
Offlendar is free to download, with no in-app purchases.
Do Caffeinated Calendar or Offlendar have ads?
Offlendar shows ads; Caffeinated Calendar does not.
Which is updated more often, Caffeinated Calendar or Offlendar?
Caffeinated Calendar ships an update every 5 days, and Offlendar fortnightly. Most recently, Caffeinated Calendar was updated on October 31, 2026 and Offlendar on October 31, 2026.

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