Comparison

BigPlan vs Cal Dedup

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

Head to head
About

BigPlan

This app offers a visual planner to organize tasks, habits, and schedules on a single timeline. It helps users focus, manage projects with nested tasks, and personalize their planning space with custom themes and backdrops. Enjoy seamless synchronization across Apple devices.

Highlights
  • Visual timeline for tasks, habits, and events
  • Habit tracking and progress visualization
  • Nested tasks for project breakdown
  • Customizable themes, colors, and backdrops
  • iCloud sync across Apple devices
  • Drag-and-drop interface
  • Quick search and multi-edit capabilities
Features
Read full description

An intuitive visual planner that helps you focus every day on what you want to do, organize your time, and follow good habits. Find calm and focus in your day. Make plans and see all your tasks, habits, and schedule come together on a single timeline. Struggling to focus, juggling all the important stuff, or just keeping your head clear? Reclaim your headspace from all the distraction. – Simplify Your Day – Designed to bring you focus and clarity at a glance: - See Your Schedule Beautifully: Map out your entire day on an intuitive timeline that combines your to-dos, habits, and events. - Build Lasting Habits: Create and track repeatable tasks to build momentum and visualize your progress over time. - Never Miss a Thing: Stay on top of deadlines, meetings, and birthdays with custom reminders. – A Planner Just For You – Make your planning space a place you love: - Custom Colors: Personalize with a color palette that fits your style. - Big Themes: See the entire app transform with special color palettes that magically adapt to your chosen theme. - Serene Backdrops: Set your productive scene with beautiful backgrounds. – Easy Organization – From grocery lists to big projects, have the tools to handle it easily: - Tackle Projects: Break down big things into smaller, manageable steps with nested tasks and lists. - Gain Powerful Perspectives: Use Labels to categorize and quickly filter everything from work assignments to personal errands. - Capture Every Detail: Add notes quickly to your tasks so important information is always right where you need it. – Built For Your iPhone and iPad – - Widgets: See plans at a glance and seamlessly complete your to dos. - iCloud Sync: Your data is always saved and syncs automatically and securely across all your Apple devices. - Drag & Drop: Fluidly plan your day and reorganize with interactive drag-and-drop. - Quick Search: Swiftly find what you need - any task, note, or project. - Multi-Edit: Save time by editing multiple lists and tasks at once. - Dark mode Ready to focus? Get BigPlan now and start easily.

About

Cal Dedup

This tool efficiently identifies and removes duplicate events from your calendar with a single tap. It offers smart scanning based on multiple criteria and flexible selection options to keep your schedule organized and clutter-free.

Highlights
  • Smart duplicate scanning
  • Flexible date range selection
  • Multiple calendar source support
  • Batch deletion
  • Deletion history tracking
  • Local data processing
Features
Read full description

Duplicate Remover is a professional calendar cleanup tool designed to quickly identify and remove duplicate events from your system calendar. Whether duplicates are caused by multi-device sync, calendar subscriptions, or data imports, this app helps you clean them up with one tap, making your calendar neat and organized again. Key Features Smart Scanning - Automatically scans all events within a selected date range - Identifies duplicates based on four dimensions: time, recurrence rules, content, and unique ID - Supports scanning multiple calendar sources simultaneously Flexible Selection - Customize scan date ranges (Today, This Week, This Month, Custom, etc.) - Select calendar sources to scan (iCloud, Gmail, Local, and more) - Preview all discovered duplicate groups with smart recommendations Safe Deletion - Keeps one event per duplicate group, removes the rest - Batch deletion for improved efficiency - View details before executing deletion History Tracking - Records all deletion operations for easy tracking - View statistics for each deletion batch - Supports batch history management Highlights - Easy to Use: Intuitive interface, simple and clear operations - Secure & Reliable: All data processed locally, never uploaded to servers - Fast & Efficient: Scan in seconds, delete in one tap - Multi-language: Supports Chinese, English, German, French, and Spanish - Dark Mode: Supports system theme or manual toggle Use Cases - Duplicates created after multi-device synchronization - Recurring events from calendar subscriptions - Duplicates after importing data from other apps - Regular calendar maintenance to keep it clean and organized How to Use 1. Select calendars to scan 2. Set scan date range 3. Tap to start scanning 4. Review scan results and confirm items to delete 5. Execute deletion and complete cleanup Privacy & Security - All data processing happens locally on your device - No collection or upload of personal data - No account registration required, ready to use immediately

Screenshots

BigPlan4 screens
Cal Dedup4 screens

Verdict

The call

The clearest difference is rating: BigPlan at 5.0 against Cal Dedup's 1.0. BigPlan also leads on update cadence (every 2 weeks vs every 2 months) and ratings volume (5 vs 1). Cal Dedup's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (13.0 vs 18.5). On price, ads, in-app purchases 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. BigPlan sells 1 one-off in-app purchase and Cal Dedup sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

BigPlan holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: BigPlan has 5 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

BigPlan ships an update every 2 weeks, Cal Dedup every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard5 real differences · 5 level
BigPlan versus Cal Dedup: the parameters behind the verdict, then further details
ParameterBigPlanCal Dedup
PriceFreeFree
Rating5.0 (5 ratings) — better1.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings5 — better1
Update frequencyEvery 2 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.513.0 — better
Further details — not scored
Size45 MB28 MB
Age rating12+4+
DeveloperJesse SpencerZhihao Yang

In-app purchases

1 purchases

BigPlan

One-time1
  • Nova$12.00
1 purchases

Cal Dedup

One-time1
  • CalPurge Pro$1.99

Questions

Is BigPlan free?
BigPlan is free to download, with in-app purchases available.
Is Cal Dedup free?
Cal Dedup is free to download, with in-app purchases available.
Which has better reviews, BigPlan or Cal Dedup?
BigPlan is rated higher. BigPlan averages 5.0 out of 5 from 5 ratings, while Cal Dedup averages 1.0 from 1 ratings.
Do BigPlan or Cal Dedup have ads?
Neither BigPlan nor Cal Dedup shows ads.
Which is updated more often, BigPlan or Cal Dedup?
BigPlan ships an update every 2 weeks, and Cal Dedup every 2 months. Most recently, BigPlan was updated on October 30, 2026 and Cal Dedup on October 31, 2026.

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