The Singapore citizenship application is a formal process through which foreign nationals residing in Singapore can apply to become citizens of the country. It typically involves meeting specific eligibility criteria, including a minimum period of residence, demonstrating good character, and contributing to the nation's economy or society. Applicants must submit required documents, undergo background checks, and participate in interviews as part of the application process. Once approved, individuals are granted Singaporean citizenship, granting them various rights and privileges as full-fledged citizens of the nation.