Autism spectrum disorder now affects 1 in 68 children. Boys are proximately 5 times more likely than girls to be diagnosed with ASD. Autism spectrum disorder is one of the most expeditious-growing developmental disorders in the Coalesced States. ASD is more mundane than childhood cancer, diabetes and AVAILS amalgamated. The range and astringency of symptoms can vary widely. Prevalent symptoms include arduousness with communication, arduousness with convivial interactions, obsessive fascinates and perpetual comportments. Behavioural: incongruous gregarious interaction, poor ocular perceiver contact, compulsive deportment, impulsivity, perpetual forms of kineticism, self-harm, or sedulous repetition of words or actions, Developmental: learning incapacitation or verbalization delay in a child, Cognitive: profound interest in a constrained number of things or quandary fixating. Psychological: incognizant of others emotions or melancholy, Withal prevalent: apprehensiveness, vicissitude in voice, sensitivity to sound, To increase the visibility and ease of use of open access scientific and scholarly journals top online publishing journals are indexed in different indexing and archiving services. Indexing provides easy access of the article online. The top online publishing journals publish articles which are cited as references by many authors in their work. Citations are important for a journal to get impact factor. Impact factor is a measure reflecting the average number of citations to recent articles published in the journal. The impact of the journal is influenced by impact factor, the journals with high impact factor are considered more important than those with lower ones. Indexing provides easy access of the article online. The international journals are among the best open access journals in the world, set out to publish the most comprehensive, relevant and reliable information based on the current research and development on a variety of subjects. This information can be published in our peer reviewed journal with impact factors and are calculated using citations not only from research articles but also review articles (which tend to receive more citations), editorials, letters, meeting abstracts, short communications, and case reports. The inclusion of these publications provides the opportunity for editors and publishers to manipulate the ratio used to calculate the impact factor and try to increase their number rapidly. Impact factor plays a major role for the particular journal.