Do Pakistani travellers need a transit visa for Singapore?

For a Pakistani traveller, whether Singapore needs a transit visa depends on your routing, chiefly whether you exit the transit area and where you're flying on to. The Visa-Free Transit Facility exists, but it only covers passengers whose flights and documents fit its conditions.

Those conditions are revised from time to time and hinge on your particular booking, so the safe assumption is to verify your own case rather than lean on what worked for another traveller.

If your plan includes a short connection through Changi, settle the question against current ICA transit guidance before you book. Sorting a transit requirement at the planning stage is a small task; meeting it for the first time at the airport is not.