Are we able to negotiate? How does counter-offers work?

Sellers have the option to present counter-offers to any offers that are presented by the buyer our message function.
Sellers are advised to send a message with the counter-offer explaining their proposal.
The seller has the option to decline the offer or counter-offer the buyers offer, creating a smoother way for buyers and sellers to come terms in which they can both agree.

Smartphone App Acquisition Marketplace
AppTrader
https://www.app-trader.net/