Free bulk valuation
Turn finished modules into money for the next one
Paste every ISBN at once. We'll estimate the collection's resale value and help you turn finished modules into money.
Value my shelfFree estimate. No seller fees if you list.
Shelf value checker
Value up to 30 books together
Paste the ISBNs from a shelf or box. We will estimate each book where current marketplace evidence is available.
Useful? Pass it on.
Know someone with old module books? Send them the free shelf value checker.
From shelf to listing
One check, a clear next step for every book
See where the marketplace has enough evidence, then decide which books are worth listing.
Batch check
Value a semester's worth of books in one go instead of searching one by one.
Real market signals
The estimate uses marketplace asking-price data and tells you when an ISBN does not have enough evidence yet.
Keep the sale price
Set your own price, pay no seller commission, and use prepaid tracked shipping.
Questions about valuing a shelf
What the estimate means and how to turn it into free listings.
Is the shelf valuation a guaranteed offer?
No. It is a free estimate based on current marketplace price data where available. You set the final price and receive that book price when it sells.
Can I list a whole box of textbooks?
Check up to 30 ISBNs at once, then list the books individually. Individual listings are easier for students to find and let each book reach the right buyer.
Does selling cost anything?
No. Listings have no seller fee or commission, and the buyer pays for tracked delivery. When your book sells, open the order to create one prepaid Evri booking. We'll provide a PDF label to print at home and request a printerless QR code for a participating Evri ParcelShop. Use either option shown, then drop off the parcel and mark it shipped within 5 days.