“Suffers from so much style over substance, lack of internal logic, contrived subplots and wooden performances that it makes Twilight look like Gone with the Wind.” Avi Offer, NYC Movie Guru

“I Am Number Four has more than a whiff of number two about it...” Michael Phillips, Chicago Tribune

“A flashy, lunkheaded sci-fi extravaganza sure to appeal to teenagers who like their interplanetary warfare bloodless, their high-school soaps squeaky-clean and their numbers countable on one hand.“ Justin Chang, Variety

“Witless, insultingly derivative, muddy-looking, and edited in the hammering epileptic style that marks so many films produced, as this one is, by Michael Bay.“ Lisa Schwarzbaum, Entertainment Weekly

“Trivial and trite, its days are numbered.” Susan Granger, SSG Syndicate

“Frey didn’t really need a ghostwriter for this story, he just needed an archivist with a Xerox machine and a mercenary streak.” Tasha Robins, The Onion A.V. Club