Support
Max Buy — a card show buying calculator for sports card resellers, built by Hot Corner Collectibles.
Contact
Email us and we'll get back to you.
Common questions
Does Max Buy require an account?
No. Max Buy does not require you to create an account. You can use the app immediately after installing it.
Does Max Buy provide live card values?
No. Max Buy does not provide live card values and does not scrape marketplace data. You manually enter your own recent comp data based on your research.
Where is my saved deal information stored?
All saved deal entries and presets are stored locally on your device. This information is not transmitted to us or any third party. Deleting the app removes this data.
Does Max Buy guarantee profit?
No. Max Buy is a calculator tool. It does not guarantee profit and does not provide financial, investment, or professional resale advice. Results depend on the values you enter and your own buying and selling decisions.
How do I request support?
Email us at Hotcornercollectibles25@gmail.com. Your email address and message are used only to respond to your request.
Note about comps: Users manually enter their own comp data. Max Buy does not provide live card values or pull pricing from any marketplace.