The visa application form is available free of charge at all Singapore overseas missions. You should approach the nearest Mission directly for more information on the requirements and procedures to apply for a visa.
All visitors to Singapore must meet the following entry requirements:
ONLINE VISA LINK ; https://www.ivisa.com/singapore-e-visa
Visit official web site – Ministry of Foreign Affairs , Singapore
Note : 34 nationalities can enter Singapore visa-free and stay there for periods that vary from 30 to 90 days, depending on the country of origin. However, Singapore is not a country that issues visas on arrival. All visas must be obtained before departure.