Comparison

Collections Database vs Memento Database

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

Head to head
About

Collections Database

Organize anything with a personal database app. It offers over 20 field types, customizable layouts, and pre-built templates for common uses like books or expenses. Advanced features and iCloud sync are available.

Highlights
  • 20+ field types (text, number, picture, barcode, etc.)
  • Customizable fields and display styles
  • Pre-built templates (books, contacts, expenses, etc.)
  • Organize with collections and subcollections
  • Password, Face ID, and Touch ID protection
  • iCloud synchronization across devices
  • Advanced fields and calculations (Pro version)
Features
Read full description

Collections is a personal database app to organize anything. 1. A field for every use Collections supports over 20+ field types: • Text, Number • Boolean • Picture • Select • Email, URL, Phone • Password • Date, Time • Color • Barcode And with the Pro version you can use even more advanced fields. • Document reference - Link documents together • Group - Add multiple values for a field • Formula - Create a formula for calculated values. Powerful formula editor with full support to math functions like SUM, AVG • Sources - Import documents from external APIs with Javascript 2. Customizable • Add and reorder fields • Add a separator between fields to better visualize them • Fields have different display styles like primary, secondary, thumbnail • Filter and sort data 3. Templates Collections includes basic templates to get started: • Books • Contacts • Expenses • Subscriptions • Credentials • Inventory • School 5. Advanced management Collections has different tools to help you creating the data model. SUBCOLLECTIONS Organize data into collections and subcollections. Simply said, they are like folders. LISTS A list contains items used in documents and it's very flexible. It could represent a Genre for a book or a Status like 'Available', 'Out of stock' for an object in the inventory. 6. Security • Protect collections using a password, Face ID or Touch ID • Sensitive data such as passwords are encrypted by default 7. iCloud Sync Data is synced automatically between devices through iCloud. 8. Apple's Shortcuts support Expand the app capabilities with Apple's Shortcuts support. 9. Pro version features • Add unlimited documents (free version is limited to 100 documents) • Add files to documents • Add advanced fields • Views • Grid • Use Summary to perform calculations across documents

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/

Screenshots

Collections Database4 screens
Memento Database4 screens

Verdict

The call

Collections Database and Memento Database both sit at 4.6 stars, but that hides the real split: 87% of Collections Database's written reviews are positive against 58% of Memento Database's. Collections Database also leads on update cadence (fortnightly vs every 3 months) and device support (4 vs 2). On price, rating, ratings volume and ads 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. Collections Database sells 3 one-off in-app purchases and Memento Database sells 10 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Collections Database against 4.6 for Memento Database. Both are backed by a comparable volume of ratings — 187 and 308 respectively. Written reviews are what separate them: 87% of Collections Database's written reviews are positive against 58% of Memento Database's.

UpkeepUpdate frequency

Collections Database ships an update fortnightly, Memento Database every 3 months. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

Scorecard4 real differences · 6 level
Collections Database versus Memento Database: the parameters behind the verdict, then further details
ParameterCollections DatabaseMemento Database
PriceFreeFree
Rating4.6 (187 ratings)4.6 (308 ratings)
Positive reviews87.3% of reviews — better57.8% of reviews
Number of ratings187308 — better
Update frequencyFortnightly — betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS15.0 — better17.6
Further details — not scored
Size25 MB39 MB
Age rating4+4+
DeveloperMatteo D'IgnazioMementoDB Inc.

Customer experience

Collections Database

All ratings187 ratings
Positive90.9%
Neutral3.2%
Negative5.9%
Written reviews315 reviews
Positive87.3%
Neutral5.1%
Negative7.6%

Memento Database

All ratings308 ratings
Positive91.2%
Neutral4.2%
Negative4.5%
Written reviews83 reviews
Positive57.8%
Neutral19.3%
Negative22.9%

User reviews

Collections Database

From 187 App Store ratings

What we love

  • 👍 Flexible and customizable
  • 🚀 Powerful and feature-rich
  • 💡 Excellent integration with Apple ecosystem
  • 🔒 Secure and private data storage
  • 💰 Good value for money

Room to improve

  • 🐛 Occasional crashes and sync issues
  • 📚 Lacking comprehensive documentation
  • 🔍 Limited search and filtering capabilities
  • 🔀 Difficulty moving/copying data between collections

Memento Database

From 308 App Store ratings

What we love

  • 👍 Easy to use and operate
  • 👍 Smooth and professional interface
  • 👍 Great for organizing collections
  • 👍 Flexible and capable app
  • 👍 Useful for various tracking needs

Room to improve

  • 💰 Expensive long-term cost
  • 🐛 No decent way to back up photos
  • 🐛 Backup and restore doesn't work for photos
  • 🐛 Import doesn't work for photos
  • 🐛 Unethical pricing changes

Bugs and requests

Collections Database

Reported bugs

2 issues
  • Keyboard issues when using search
  • Inconsistent behavior between iOS and macOS versions

Requested features

4 requests
  • Collaborative features for sharing databases
  • More advanced reporting and visualization options
  • Improved import/export functionality
  • Ability to customize the appearance and layout

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

In-app purchases

3 purchases

Collections Database

One-time3
  • Collections Ultra (Upgrade)$1.99
  • Collections Pro$7.99
  • Collections Ultra$9.99
10 purchases

Memento Database

Subscriptions10
  • Lite$3.991 Month
  • Pro$7.991 Month
  • Pro Plus$11.991 Month
Show 7 more
  • Team 5$29.991 Month
  • Lite$35.991 Year
  • Team 10$59.991 Month
  • Pro$71.991 Year
  • Pro Plus$107.991 Year
  • Team 5$299.991 Year
  • Team 10$599.991 Year

Questions

Is Collections Database free?
Collections Database is free to download, with in-app purchases available.
Is Memento Database free?
Memento Database is free to download, with in-app purchases available.
Which has better reviews, Collections Database or Memento Database?
Collections Database and Memento Database are both rated 4.6 out of 5 on the App Store, from 187 and 308 ratings respectively.
Do Collections Database or Memento Database have ads?
Neither Collections Database nor Memento Database shows ads.
Which is updated more often, Collections Database or Memento Database?
Collections Database ships an update fortnightly, and Memento Database every 3 months. Most recently, Collections Database was updated on September 22, 2026 and Memento Database on September 21, 2026.

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