Mac Apps for Auction

GarageSale
Free to try

JoyBidder eBay Auction Sniper Free
Free

jBidwatcher
Free

AuctionSieve
Free

AuctionSensor eBay Deal Search Tool
Free

BayGenie eBay Auction Sniper
Free

Maxi Bidder (Intel)
$9.99

Auction Data Wizard
Free to try

GarageSale Basic
Free to try

Auction Listing Designer
Free to try

Pearl Bids
Free to try

OpenSea Offers (Bidding) Bot by David Nikolic
Free to try