Simple Money-Makers45

Restaurant bill splitter and tip calculator page

Build a free calculator that restaurants link to; monetise with branded versions for restaurants.

Why it can work: Restaurants want useful customer-facing tools, and a branded calculator is an easy upsell.

Budget calculator

Enter what you can spend and how much time you have — see which Brunei ideas actually fit, with BND costs.

Your budget (BND)

BND 1,000

Hours a week you can give it: 15When you need first revenue