ViralSweep - Grow your fans and increase sales with sweepstakes and giveaways.
Ninja Influence - Ninja Influence is a rich influencer marketing software, providing you with a robust software suite for tracking Influencer sales and conversion.
Retweet Pick - Retweet Pick is a random name generator for Twitter giveaways via generating a winning name from the list.
Paladin - Paladin is an influencer marketing platform, providing marketing tools for agencies and brands.
Retweet Picker - Retweet Picker is an online tool that is helping you to select the random winner from Twitter for the giveaways.
Exposely - Immediately reach the largest audiences.