The collector's operating system

One cabinet for every collection you own

Coins, stamps, badges, militaria, postcards. 30+ collection types, domain-specific fields, side-by-side comparison, and built-in trading. Finally, one platform that speaks your language.

Start Cataloging
30+
Collection types
25
Photos per item
Custom fields

How it works

Catalog everything. Compare anything. Share what you choose. Trade with who you trust.

01

Universal Catalog

Pick your collecting type. Get fields that actually matter: grading scales, attribution, catalog numbers, mint marks. Not generic "notes" boxes.

02

Visual Comparison

Place 2-3 items side by side in one view. Compare condition, markings, and provenance. Spot fakes, identify varieties, settle debates.

03

Selective Sharing

Share your collection with anyone, but hide what you want. Show the photos, hide the prices. Show the grades, hide the weight. You control the lens.

04

Messenger Trading

Mark items as "for trade" or "for sale" and send links via Telegram or WhatsApp. No clunky marketplace. Just collector-to-collector, the way it should be.

Not another generic inventory app

Most collection tools treat a coin the same as a Funko Pop. Collecta knows the difference between a VF-30 and an XF-45, between a KM number and a Scott catalog reference. Domain expertise, built in.

Collection types Generic fields Domain-specific
Item comparison Not available Side-by-side
Sharing All or nothing Field-level control
Trading Separate marketplace Direct messaging
Valuation Manual tracking Auto-calculated

Your collection deserves more than a spreadsheet

Collecta is being built for collectors who take their hobby seriously. Every field, every feature, every detail designed by people who understand what "condition" really means.

Start Your Catalog