Comparison

Memento Database vs Ploegen Kalender

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

Head to head
About

Memento Database

Organize and manage any type of information with customizable databases. Adaptable for personal lists, business management, and research, it offers a flexible alternative to spreadsheets and specialized apps. Features include offline access, cloud syncing, and an AI assistant for effortless data structuring.

Highlights
  • Customizable database creation
  • AI Assistant for data structuring
  • Offline data management
  • Cloud synchronization
  • Teamwork with access control
  • Desktop access for Mac/PC
  • Extensive field types
Features
Read full description

Your data. Your rules. Memento Database turns chaos into clarity by giving you full control over how information is stored, organized, and automated. Simple enough for personal lists, yet powerful enough for business and research, it adapts to any workflow. More intuitive than spreadsheets and more flexible than specialized apps, Memento makes data management easy and powerful for everyone. PERSONAL USE Memento can replace dozens of apps, helping you organize your life and increasing your efficiency. ○ Lists of tasks and goals ○ Personal finance and shopping ○ Contacts and events ○ Time management ○ Collections and hobbies - books, music, movies, games, board games, recipes, and more ○ Travel planning ○ Medical and sports records ○ Studying ○ Home inventory See the use cases in the online catalog. It contains thousands of templates from our community that you can improve upon, or create your own. BUSINESS USE Memento allows building any business management system to meet your unique requirements. This could include: ○ Inventory ○ Project management ○ Personnel management ○ Production management ○ Assets management ○ Products catalog ○ CRM ○ Budget You can connect all the components of the application and build the logic of working with data in accordance with your business processes. The Memento cloud allows all of your employees to work with databases and provides a flexible system of access control. Small businesses with Memento get the opportunity to create an ERP at low cost. NON-PROFIT ORGANIZATIONS In addition to businesses, Memento is successfully used by non-profit organizations, including schools, hospitals, rescue services, charity funds, and libraries. TEAMWORK Memento allows the synchronizing of data with the cloud and provides the following tools for teamwork: • A flexible system of setting access rights up to the fields in the records • Comments to records in the database OFFLINE Memento supports offline work. You can transfer data in offline mode and synchronize it with the cloud later when your devices connect to the Internet. MAC & PC You can also work with your data on your Mac or PC. This is convenient, if you need to enter or analyze a large amount of information. In addition, the desktop version of the application provides a powerful reporting system based on Jasper Reports. AI ASSISTANT Elevate data management with Memento Database's AI Assistant. This feature lets AI effortlessly create a database structure and entries based on user prompts. Instruct the AI for seamless organization, population, and management of your data. Input and retrieve data effortlessly, gaining insights or performing complex operations with the AI Assistant. Streamline your workflow and maximize efficiency. KEY FEATURES • Dozens of types of fields, including text, integer, real, boolean, date/time, rating, checkboxes, radio buttons, currency, image, signature, file, audio, contact, calculation, JavaScript, geolocations, and others. * Performing Data analysis, including aggregation, sorting, charting, grouping, and filtering entries by any fields. • Displaying data in the form of a list, a set of cards, a table, or on a map. • Cloud storage and Teamwork. • Offline data entry. • Importing and exporting CSV files. • Populating database entries at the touch of a button with data from Web services and other sources. • Scripting in Javascript (fields, triggers, scripted data source). • Searching entries in database by barcode. • AI Assistant powered by ChatGPT. • Reminders. Privacy Policy: https://mementodatabase.com/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Ploegen Kalender

Features
Read full description

Shift Roster Calendar helps you keep your shift roster, leave and balance organized. View your shifts by day or month, choose your team, and set roster changes or team changes. With clear calendar views, color coding per shift type and support for multiple roster variants, such as 5-shift, GP1 and GP2, you can quickly see your roster and leave balance. With iCloud sync, your settings, balance and entries can stay automatically in sync across your own devices. Your data remains available locally, and iCloud sync is optional. The app also helps you plan your workday. Set reminders for your shifts, choose a time and sound per reminder, and let future reminders be rescheduled automatically when your roster changes. You can also sync shifts with Apple Calendar, update synced calendar items again, and export your calendar as a PDF or image. For leave and balance, the app gives you extra overview. Register leave days, manage bookings and corrections, and keep track of your balance, ADV and overtime. You can export your balance overview as a PDF. Your data is stored locally on your own device. No account is required. Optionally, you can use iCloud sync to keep your data aligned across your own devices. Main features: • View your shift roster by day and month • Navigate by month or year • Support for 5-shift, GP1 and GP2 rosters • Choose your team color • Set roster changes and team changes • Compact and wide calendar views • Desk clock with time, date, current shift and today’s and tomorrow’s shifts • Color coding per shift type • Show public holidays • Optional iCloud sync across your own devices • Sync shifts manually or automatically with Apple Calendar • Export your calendar as PDF or image • Set shift reminders • Adjust reminder time and sound • Register leave • Track balance, ADV and overtime • Export balance overview as PDF • Manage manual corrections • Export and import backups • Adjust language and theme • Available in Dutch, English, Spanish and Turkish

Screenshots

Memento Database4 screens
Ploegen Kalender4 screens

Verdict

The call

The clearest difference is price: Memento Database at Free against Ploegen Kalender's $2.99. Ploegen Kalender's advantage is in-app purchases (none vs 8) and update cadence (every 5 weeks vs every 3 months). On ads, device support and iOS requirement 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

Memento Database is free to download; Ploegen Kalender costs $2.99 up front. Memento Database sells 8 in-app purchases, starting at $7.99 per month. Ploegen Kalender asks for nothing beyond the download.

UpkeepUpdate frequency

Memento Database ships an update every 3 months, Ploegen Kalender every 5 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Memento Database versus Ploegen Kalender: the parameters behind the verdict, then further details
ParameterMemento DatabasePloegen Kalender
PriceFree — better$2.99
Rating4.7 (326 ratings) — better—
Positive reviews57.6% of reviews—
Number of ratings326 — better—
Update frequencyEvery 3 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS17.617.6
Further details — not scored
Size39 MB5 MB
Age rating4+4+
DeveloperMementoDB Inc.Jack Schaap

Bugs and requests

Memento Database

Reported bugs

12 issues
  • Add new selection list items bug
  • Add field window disappears too quickly
  • App crashes on opening
  • App crashes multiple times during every use on iOS
  • App keeps crashing on Apple tablet
Show 7 more
  • Numeric field types don't work
  • Crashes with new update on iPad
  • Failed to upload entries
  • V 10.2 on iPad can't get past welcome screen
  • App crashes on iPad 6th IOS 15 after upgrade
  • Cannot add more than one filter or aggregation after paying for a year of lite
  • Location of photos is blocked and buried inside the app

Requested features

14 requests
  • Add shade name for color field
  • Add autocomplete for tags
  • Edit background color for iOS app
  • Add folder system for databases
  • Add wizard on iOS
Show 9 more
  • Ability to sort entries by location
  • Add Rotten Tomatoes rating for movies
  • Add calculation on previous records for new records
  • Sync from local database to cloud
  • Zoom or preview ability for images
  • Paste clipboard image into image field
  • Easier font and size setting for fields
  • Add separate groups for organization
  • Sync with Google Sheets

Ploegen Kalender

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Memento Database

Subscriptions8
  • Pro$7.991 Month
  • Pro Plus$11.991 Month
  • Team 5$29.991 Month
Show 5 more
  • Team 10$59.991 Month
  • Pro$71.991 Year
  • Pro Plus$107.991 Year
  • Team 5$299.991 Year
  • Team 10$599.991 Year
None

Ploegen Kalender

No in-app purchases

Questions

Is Memento Database free?
Memento Database is free to download, with in-app purchases available.
Is Ploegen Kalender free?
Ploegen Kalender costs $2.99, with no in-app purchases.
Do Memento Database or Ploegen Kalender have ads?
Neither Memento Database nor Ploegen Kalender shows ads.
Which is updated more often, Memento Database or Ploegen Kalender?
Memento Database ships an update every 3 months, and Ploegen Kalender every 5 weeks. Most recently, Memento Database was updated on November 3, 2026 and Ploegen Kalender on October 31, 2026.

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