TOP 10 exchange sites ( SEO )

What do you use ?
TOP 10 exchange sites like leading: 
1. LinkSpeedup.com - The world's biggest website, the number of participants over 2 million people. - The great advantage of the website is well designed and simple, the growth rate of goods Like most terrible. 
2. Addmefast.com - Website has over 2 million registered users, Like fast speed, simple design, easy to see. 
3. Like4Like.org - Website had over 200 thousand registered users, speeds Like fast, easy visual interface. 
4. YouLikeHits.com - Website has 200 thousand registered users, Like fast speed, the interface is relatively easy to see.
5. LikesASAP.com - Website has 140 thousand registered users, Like relatively fast speed, slightly more complex design. 
6. Like-Ex.com - Website has 100 thousand registered users, Like relatively fast speed, the interface is relatively easy to see. 
7. SocialMediaExplode.com - Website has 190 thousand registered users, Like relatively fast speed, normal design .. 
8. SocialClerks.com - Website has 117 thousand registered users, Like relatively fast speed, normal design. 
9. FollowersLikeHits.com - Website has 80 thousand members registered, Like relatively fast speed, normal design. 
10. UseLikes.com - Website has 50 thousand members registered, Like normal speed, normal design.