WOW Hits 2006 is a two-disc compilation album of songs that have been touted to represent the best of Christian music of 2006. It was released on October 4, 2005. It includes thirty songs plus three bonus cuts. The album features songs by Jeremy Camp, Casting Crowns, MercyMe, Third Day, and many more well known groups and singers. The album peaked at No. 42 on the Billboard 200 chart. It was certified as platinum in sales in 2006 by the Recording Industry Association of America (RIAA).
WOW Hits 2008 is a two-disc compilation album comprising some of the biggest hits on Christian radio from the previous year. Disc one features more of the adult contemporary hits, while disc two features the CHR/Pop and Rock hits. On November 12, 2008 the album was certified gold in the US by the RIAA. The compilation peaked at No. 56 on the Billboard Hot 200 chart. This was the first collection in the series not to be certified at least Platinum.
Those who purchased WOW Hits 2008 were able to download bonus MP3s and Videos (now no longer available).
WOW Hits 2014 is a two-disc compilation album composed of some of the biggest hits on Christian radio in 2013. This disc features 33 songs (39 on the deluxe edition).
On March 21, 2014, the album was certified gold by the RIAA with shipments of over 500,000 copies in the US.
WOW Hits 1 was intended to be the first of three single-CD WOW Hits albums to be released in 2008. It contains sixteen of the most recent hit songs on Christian radio plus three bonus tracks. The album reached No. 4 on Billboard's Top Christian Albums chart in 2008, and 99 on the Billboard 200 that same year.
A series of three single-disc compilation albums per year had been planned to replace the annual double-CD hits set which had been released since 1996. The follow-up albums did not appear. Instead a regular double-CD set, titled WOW Hits 2009, was issued.