contest – The unofficial WordPress Plugin Directory

Socialman – The Ultimate Giveaway & Contest Plugin for WordPress

Easily embed Socialman giveaway widgets on your WordPress site. Run contests, sweepstakes, and viral giveaways.

Design and launch customer referral campaigns within minutes in WooCommerce.

A free, easy to use customisable prize draw/competition/contest engine for WordPress. View entrees and auto-pick a winner.

Manage your product giveaways by marking posts as "contests" and selecting a random comment from a contest post as the winner.

CBX Poll – Complete Poll and Vote plugin for WordPress

Adding a photo vote to the WordPress Gallery

Embed polls, surveys, contests and quizzes into your WordPress site and get valuable feedback from your customers.

Easily add contests/promotions to your WordPress site using our plugin

Randomly select a winner or winners from the comments of a giveaway post.

The best free WordPress contest tool to run giveaways, sweepstakes, photo contests, voting contests, raffles, and instant coupons.