Acoustic Guitar is a monthly magazine published in the United States since July/August 1990 by String Letter Publishing. The magazine offers information, inspiration, and instruction related to acoustic guitars for players of all levels from beginners to teachers. Each issue includes three or so songs with notation and tablature, lessons, product reviews and interviews of prominent acoustic musicians. The magazine boasts a readership of approximately 54,000 and a social media audience that numbers more than 490,000 likes on Facebook, and is widely available throughout North America.