Yes, it’s Free! I have used these services to got 10K follower in one month, half an hour a day. Never waste your time and money on those junk products anymore!
The easiest way to get a lot of followers is to use one of these sites. This is a list of credit based following sites. You get credits when you follow people, and you use credits when people follow you.
This is the list of Website you can use for adding more Followers on your Twitter :
Twiends is a Twitter user and apps directory. We help you grow your twitter following safely and responsibly. You can find tweeps with similar interests, and in your country. We’re completely free, but you can buy promotion too.
YouLikeHits is a tool that will help you grow your Twitter, Facebook, MySpace, YouTube, Digg, StumbleUpon and Websites for FREE. We allow you to pick and choose who you want to follow, like, friend, view or visit and skip those who you’re not interested in.
Get More Facebook Likes, Google +1, Twitter Followers, YouTube views, YouTube subscribe, Website Hits, etc. – FAST and FREE!!! Start Promotion Just Now and Get Your First 100 points.
TraffUP is so simple even your Grandma can use it to increase visitors on her blog, get more Twitter followers or spread messages using Retweets.
AddSocials provides introductions to people looking to develop their social network on Twitter, Facebook and Youtube. We use credits to create the incentive for people to check each other out. When you follow someone they give you credits, and vice versa when they follow you.
With SocialClump you will get REAL Facebook likes, REAL twitter followers, REAL YouTube views and REAL YouTube subscribers. You choose who to follow, like, view and subscribe for targeted traffic to your social network! You can also target specific users by interest and country.
Societ Plus is a free service that will help you to get more twitter followers, facebook likes, google plus one clicks, youtube views, and websites traffic for FREE !
LetUsFollow works on the concept of exchanging followers and views based on credits. You are given some credits when you join which you can offer others to follow you on Twitter, view your Youtube video or Like your Facebook page. Similarly when you follow others, you also earn credits. You also earn credits by refering others to the website.