Legal aid to the poor is quintessential for protecting the rule of law which is prerequisite for the existence of the well-organized society. Until poor illiterate people are not legally supported, they are denied equality to seek desired justice. Therefore, an initiative has been put forth towards making the legal services serve the needs of poor and those deprived; the Indian Judiciary has taken an active role in providing free legal aid to the poor. Since the ambition of the constitution is to provide justice to everyone and the directive principles are an integral part of the constitution, it dictates that judiciary has been conferred duty to defend rights of the poor as also of society as a whole. The judiciary through its noteworthy judicial interventions has guided the legislature to enact a suitable legislation to guarantee justice to the weakest sections of the society. Public Interest Litigation is one prominent example through which Indian judiciary has played the role of the custodian of the rights of Indian citizens especially the poor. By Public Interest Litigation and judicial activism, there have been substantial changes in the judicial techniques, where it confers to make justice affordable by introduction of Lok Adalat system to provide free legal aid and prompt justice to the poor. Through this article, the author signifies the prominence of free legal aid in India where a significant section of the population has still not been able to benefit from the constitutional assurance for seeking justice.