GameFAQs
- Guides, cheats, downloads, reviews, and a message board.
- http://www.gamefaqs.com/console/dreamcast/data/256050.html

Game Revolution
- Review, by Shawn Sparks: "It's certainly worth checking out, but only for social gamers." [Grade: B-]
- http://www.gamerevolution.com/oldsite/games/dreamcast/sim/sonic_shuffle.htm

Electric Playground
- Review, by James Tapia: "...there is no reason to rush out and buy this title, and even die-hard Sonic fans will tire of it quickly." [Score: 6.5 out of 10]
- http://www.elecplay.com/reviews_article.php?article=4875

Gaming Age
- Review, by Rachel Lewis: "Most players will feel disappointed by Sonic Shuffle, especially if they expect a game of the same quality as other Sonic ones." [Grade: C]
- http://www.gaming-age.com/cgi-bin/reviews/review.pl?sys=dreamcast&game=sonicshuffle

Eurogamer
- Review, by Mugwum: "...the mini-games in Shuffle are usually too complex..." [Score: 4 out of 10]
- http://www.eurogamer.net/article.php?article_id=1380

IGN
- Review, by Anthony Chau: "Anyone who gets Sonic Shuffle will pull their hair out in agonizing frustration..." [Score: 4.7 out of 10]
- http://dreamcast.ign.com/articles/164/164711p1.html

PlanetDreamcast
- Review, by zerothreat: "...not only is the game lacking in innovation, but it's dragged way, way down by uneven and confusing mini games, far too many load-time interruptions and horrible, sophomoric music." [Score: 5.5 out of 10]
- http://www.planetdreamcast.com/games/reviews/sonicshuffle/

GameSpot
- News, information, screenshots, movies, cheats, links, and a review.
- http://www.gamespot.com/dreamcast/puzzle/sonicshuffle/