facebook_widget.jpg In a report earlier this month by EdgeRank Checker, found using 3rd party API's on Facebook substantially decreases the likeliness of fan engagement, some up to 80%. 

We ran our analysis on 1,000,000+ Updates on 50,000+ Pages that influence over 1,000,000,000+ Fans. We took each individual post and analyzed the engagement (comment & likes) along with how many fans the Page had at the moment of updati [...]

Read More: EdgeRank Checker Reports 3rd Party API's Decrease Facebook Engagement

Chad Wittman, Co-Founder, EdgeRank CheckerEdgeRank Checker calculates and analyzes Facebook Page EdgeRank scores, a measure of the likelihood that a Page’s posts will be visible on its fans’ “Top News Feeds.”The Recommendation Engine suggests post frequency, time-of-day and post media type to assist brands in increasing EdgeRank.

Read More: What Every Social Media Marketer Should Know About EdgeRank Checker