Comparison

Planner vs Systeem Keizer

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

Head to head
About

Planner

This digital organizer combines a notepad, planner, and to-do list to help you manage personal and work tasks. It offers a familiar paper-like interface for effortless planning and goal achievement, with features like reminders and habit tracking.

Highlights
  • Digital diary, calendar, and organizer
  • Habit tracker and to-do list
  • Paper-like interface
  • Weekly and daily views
  • Task prioritization with formatting
  • Voice notes and stylus support
  • iCloud sync and backup
Features
Read full description

Diary, Calendar, Organizer, Planner combines a notepad, planner, reminder, calendar, habit tracker, and to-do list into one easy-to-use app for both your personal life and work. It replaces your traditional paper planner with a fully digital version, letting you effortlessly create and track your plans to achieve your goals. A dream written next to the date becomes a goal! Millions of people worldwide rely on our planner. Organize class schedules, keep notes, manage client tasks, create shopping lists, build habits, boost productivity, and never forget important things. The planner’s interface mimics the classic paper notebook used for generations. It’s the simplest, most user-friendly way to plan—like a school agenda or minimalist paper planner. View your entire week’s plans on one screen—the perfect timeframe for smart scheduling. Easily swipe through weeks, months, or years. Add, edit, or remove tasks, plans, and habits with ease. No complicated forms or data entry—just type or speak your notes, just like making an ordinary memo. Key Features of Diary, Calendar, Organizer, Planner: • Enjoy a satisfying page-flip experience like a paper calendar or planner—no need to carry a physical notebook anymore. • See your full week at a glance plus a detailed daily view for extra notes. Keep all your plans in clear sight. • Choose from a variety of backgrounds to fit your style—and change them as often as you like. • Quickly navigate to any date, past or future. • Highlight notes with color, underline, strikethrough, bold, or italics to prioritize and mark tasks complete. • Maintain a separate notes list (to-do list) untethered to dates—perfect for shopping lists or jotting down ideas. • Display week numbers and jump back to today’s date anytime. • Customize colors and font sizes of your entries. • Change app language settings. • Select your preferred first day of the week. • Add voice notes or use a stylus on tablets. • Sync and back up with iCloud. • Search for words within your notes and plans. Also included: • Recurring events (daily, yearly, etc.) for birthdays, workouts, and more. • Automatic reminders. • Checkboxes to mark completed tasks. • Integration with your iPhone Calendar. Coming soon: • Hourly day views for detailed scheduling. • Options to share your calendar with colleagues, friends, and family. • Integration with other calendar services like Google Calendar. • And much more. The essential features of Diary, Calendar, Organizer, Planner are always free. Upgrade to Premium via one-time purchase or subscription for additional features. Questions or feedback? Contact us at appweeklyplanner@gmail.com Standard Apple LICENSED APPLICATION END USER LICENSE AGREEMENT applies to this app: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Systeem Keizer

Features
Read full description

Systeem Keizer is the management app for chess and draughts clubs that run competitions with the Keizer pairing system. One app for the whole competition: from player administration to round pairings, results and standings. Key features: • Player administration with rating, national-federation fields and attendance • Automatic per-round pairing with the Keizer system • Enter results and get instantly updated standings • Manage multiple competitions and seasons side by side • Overviews and statistics per player and per round • Pairs with the Players app: players see their own results and standings, and are notified about new pairings • Data stored securely, with backup and restore • Works on iPhone and iPad, with dark mode support Free and complete: One group, up to 9 players and 3 rounds, free — with every feature, nothing switched off. For more players, more rounds or a second group, a single one-time "Full app" purchase costs € 39.99. No subscription, no renewal. Whatever you have already entered always stays readable and editable. Systeem Keizer is built for club officials and tournament directors who want to organise a Keizer competition in a clear, reliable way — without spreadsheets.

Screenshots

Planner4 screens
Systeem Keizer4 screens

Verdict

The call

The clearest difference is iOS requirement: Systeem Keizer at 15.1 against Planner's 18.0. On price, update cadence, ads and in-app purchases 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. Planner sells 9 in-app purchases, starting at $1.99 per month and Systeem Keizer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Planner ships an update monthly, Systeem Keizer fortnightly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
Planner versus Systeem Keizer: the parameters behind the verdict, then further details
ParameterPlannerSysteem Keizer
PriceFreeFree
Rating4.7 (765 ratings) — better—
Positive reviews59.5% of reviews—
Number of ratings765 — better—
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.1 — better
Further details — not scored
Size667 MB51 MB
Age rating4+4+
DeveloperDigital Legal TechHenk ten Bos

Bugs and requests

Planner

Reported bugs

8 issues
  • Reorder of tasks doesn't save properly
  • Repeat/recurring event functionality not working
  • Crashes and data loss issues after updates
  • Sync between iPhone and iPad not working
  • Cut/copy/paste functionality not working
Show 3 more
  • Formatting options (bold, underline, etc.) not working in Pro version
  • Inability to add time/hour indicators for events in Pro version
  • Search functionality not available despite being advertised

Requested features

14 requests
  • Add ability to add images and handwrite with Apple Pencil
  • Add more color options for customization
  • Add ability to add links
  • Add ability to set recurring events
  • Add ability to set reminders/alarms
Show 9 more
  • Add ability to change text formatting (bold, underline, etc.)
  • Add ability to set time/hour indicators for events
  • Add ability to search through past entries
  • Add ability to print or export to PDF
  • Add ability to sync across devices automatically
  • Add ability to set password or fingerprint protection
  • Add ability to add voice notes
  • Add ability to create multiple note pages per day
  • Add ability to change page backgrounds and themes

Systeem Keizer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Planner

Subscriptions2
  • PREMIUM 1 month3 Days trial$1.991 Month
  • PREMIUM 1 year7 Days trial$11.991 Year
One-time7
  • Holiday designs (lifetime)2 variants$1.99
  • 3D Shapes (lifetime)$1.99
  • Art Lines (lifetime)$1.99
Show 4 more
  • Gradients (lifetime)$1.99
  • Daily Planner PRO (lifetime)$6.99
  • PREMIUM for PRO (lifetime)$11.99
  • PREMIUM (lifetime)$23.99
1 purchases

Systeem Keizer

One-time1
  • Full App$34.99

Questions

Is Planner free?
Planner is free to download, with in-app purchases available.
Is Systeem Keizer free?
Systeem Keizer is free to download, with in-app purchases available.
Do Planner or Systeem Keizer have ads?
Neither Planner nor Systeem Keizer shows ads.
Which is updated more often, Planner or Systeem Keizer?
Planner ships an update monthly, and Systeem Keizer fortnightly. Most recently, Planner was updated on November 3, 2026 and Systeem Keizer on October 31, 2026.

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