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Auction Defender Free Download

Thank you for your interest in downloading Auction Defender, the ultimate eBay auction tracking, bidding, and sniping software.

To download Auction Defender, simply click the link below to save the setup file to your computer. After downloading, run the setup file to install the software. You can use Auction Defender 3 in limited mode completely FREE ! (running it without a license limits you to 2 snipes per week & 100 auctions). The full functionality of the program can be easily unlocked by purchasing a license from our website. Alternatively, you can download the freeware version, feature comparison is available -here-.


Auction Defender Auction Defender 3 - the newest complete stable version of Auction Defender! It includes both the pro version, and a completely FREE limited mode (100 auctions & 2 snipes per week) for non-registered/expired users.

You will need to register a username/password on our website to take advantage of the full functionality of the software.
Documentation for setup, using and uninstalling the software is available -here-. Downloading and using the Auction Defender Software implies consent to the AD Software End User License Agrement, incorporated here by reference.
As always, we appreciate any feedback, bug reports and suggestions..
File size 30.5 Mb
Last updated 2017.05.23
MD5-checksum 23dc95be2aa195ef73dcda35cd82e5dc
Operating Systems Works with Windows 7/8/10 (x86 and x64)
Revision history revisions
Optional downloads AD Chrome extension
AD Firefox extension
Microsoft VC2015 Redistributable DLLs - install only if you get DLL errors when launching AD with older Windows versions.


The latest version is always available from our website:

Alternate download mirror location for AD3 from CNET:

Get it from CNET Download.com!


Auction Defedner XP Auction Defender for Windows XP Setup
Auction Defender for Windows XP Update
Auction Defender 3 for Windows XP installations (End of Life). To update Auction Defender to version 3.2 under Windows XP, download and run the setup/update above. Note the Windows XP version does not include an integrated browser.
File size 1.69 Mb
Last updated 2017.05.23
Operating Systems Works with Windows XP/2000/Vista (x86 and x64)


AD Free AD Free - a completely free basic sniping program for casual eBay users, with easy to understand interface that is lmited to a single pending snipe, and monitoring up to 10 auctions. A comparison of the AD versions is available here: Compare Vesions
File size 1.48 Mb (1548 Kb)
Last updated 2016.12.01



To use the full functionality of the program, you can register and purchase a license here: Auction Defender Registration
To transfer your existing 2.x license, simply use your registered email address when signing up for an account.

Please feel free to with any questions, comments, or suggestions about improving the program.