Tools for Singapore, privacy first

Free browser tools built for everyday Singaporean life — CPF, GST, NRIC, PayNow and more. Everything runs locally on your device.

No data ever uploaded No accounts, no tracking Installable app — works offline

Money & Tax

Work out the real price after 9% GST and 10% service charge, and split the bill.

Employee and employer CPF contributions by age band, plus your take-home pay.

Resident income tax with the full IRAS progressive bracket breakdown.

Buyer's Stamp Duty and ABSD for residential property, by buyer profile.

Annual depreciation from price, ARF and COE years left — the number that matters.

Check whether an NRIC or FIN checksum is valid — without sending it anywhere.

Mask NRIC numbers in any text to PDPC-style *****567D before sharing documents.

Remove EXIF metadata (location, device, timestamps) from photos before posting.

Split bills evenly, unevenly, or by scanning a receipt and tagging items to people. Saved on your device.

Generate a PayNow QR code for your mobile number or UEN, with amount and reference.

Find which of Singapore's 28 postal districts a postal code belongs to.

Singapore public holidays with long-weekend planning and a countdown to the next one.

These tools are free forever, with no ads and no tracking. If they saved you time, a kopi goes a long way.