Free tool
Collection Value Calculator
Add each item's purchase price and current estimated value to see your total gain or loss. Nothing is saved or sent anywhere — this runs entirely in your browser.
| Item | Purchase price | Current value | |
|---|---|---|---|
Total purchase cost
$0.00
Total current value
$0.00
Gain / loss
▲ $0.00 (0.0%)
Tracking more than a handful of items? The Flosna Vault app does this automatically for your whole collection, with photos, custom fields, and a permanent record instead of a one-time calculation.
Your collection deserves better than a spreadsheet
Free to start. No account. Your data never leaves your device.