Proxy, socks scraper and checker, the tool created by my self :)

Hi guys, i just created a small tool (built in .NET framework). I want to post here, please try it and give me some ideas.
Well, im developer for this tool, i want to share this software and get some review here. So its not spam and please do not remove it.

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Features
1. GatherProxy harvest thousands fresh proxies from over 200 websites (default) and from trust source (Hidemyass, Spys, Proxynova ...). You can also extract proxies by using your custom list.
2. SSL checking feature, Black List Checking feature, Google Passed proxies checking feaature
3. Dont need install, the tool really compact and save memory resource for your PC.
4. FREE 100%, No Ads, No popup or anything
5. Url expression feature, this is allow you grabber from google, forum with smart method.
Ex:
www.example.com/?q=free+proxy+list+#date#
will be replace when program running and its:
www.example.com/?q=free+proxy+list+2013-08-01 (replace by current date on your pc). I have created few "url expression". For more about them please check here: http://gatherproxy.com/gptool/doc


Video Demo:

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Download

From develop site:

http://gatherproxy.com/gptool

Code (markup):

Direct RAR file

http://gatherproxy.com/uploads/GPTool.rar

Code (markup):

Virustotal

https://www.virustotal.com/en/file/523c8f1228d156fc1398c4d426e49455556aa52e2c3679a25042b4804ed7c590/analysis/1373576798/

Code (markup):

Please feel free post your feedback, review anything here. Thanks!