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One app for everything
you collect.
Built for how you actually organize.
Most collection apps force you into their structure. Monomori adapts to yours — whether you're cataloging five items or five thousand, across one category or dozens.
46 categories. Or create your own.
From books to board games, vinyl to video games. If we missed something, build it yourself.
Books
Video Games
Manga
Music
Movies & TV
Figures
Trading Cards
LEGO
Plants
Board Games
Jewelry
Watches
Sneakers
Instruments
Antiques
Coins
Fountain Pens
Plushies
Handbags
Cameras
Knives
Rocks & Minerals
Whiskey, Wine & Sake
Tea & Coffee
+ 22 more
Plus custom categories with fields you define
Your collection,
your way.
Every field is optional. Show what matters, hide what doesn't.
Field Visibility
Toggle fields on or off. Only see what you actually track.
Drag & Drop
Reorder fields to match how you think about your items.
Custom Fields
Add your own fields to any category. Text, numbers, dates — whatever you need.
Tools that save you time.
Scan, import, enrich, backup. Less busywork, more collecting.
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Barcode Scanning
Single or bulk scan. Point at a barcode and let Monomori look up the details.
Barcode Scanning
Single or bulk scan. Point at a barcode and let Monomori look up the details.
Universal Import
Bring any CSV. Columns auto-match to fields. Works with Goodreads, Discogs, or your own spreadsheets.
Metadata Enrichment
Missing details? Search online databases to fill in the gaps for select categories.
Photo Management
Unlimited photos per item. Zoom, reorder, and make any photo the cover.
Backup & Restore
One-tap backup creates a ZIP with everything. Restore anytime, anywhere.
Designed with care.
A collection app should feel as good as the things you're collecting.
12 themes — find the one that fits your style
Glassmorphic UI — soft gradients, frosted glass, subtle depth
Three view modes — Cards, Tiles, or List
Dynamic colors — matches your wallpaper on Android 12+