The field of dentistry has witnessed great developments and innovations in the past few decades and many major paradigm changes are yet to arrive in the near future. Similarly, in the field of pediatric endodontics, not only have the materials been improved but also the techniques and instrumentation, rendering a better and improved quality of work. Treatment procedures, involving primary teeth with pulpal pathosis, using hand instrumentation was tiresome and complicated which often led to untoward situations. Use of rotary files were advocated to counter the problem. Advent of rotary files in pediatric endodontics marked the emergence of rotary pediatric rotary files. Hence, this article reviews various pediatric rotary file systems being used for instrumentation in recent times.