Coupons

Thank you for visiting the dokuki official website. On this page, you will find active discount coupons that can be used on the dokuki official website.

Get 20% Off Your First AirFanta Replacement Filter Subscription Delivery

Purchase an AirFanta replacement filter subscription and apply the coupon SUBDISC0825 at checkout to qualify for this discount.

This coupon is available from August 26 to September 30, 2025 11:59pm Singapore time.

Terms and conditions:

  1. Account registration is required to use this coupon
  2. There is no usage limit for this coupon
  3. There is no product limit or purchase limit for this coupon
  4. There is no minimum purchase required for this coupon
  5. This coupon can be used with other coupons
  6. This coupon can only be applied to subscription products
  7. The discount only applies to the first delivery of the subscription order. Subsequent deliveries in the subscription order will be charged at the regular price
  8. The duration and contents of the campaign are subject to changes without prior notice

PayNow Discount

Pay with PayNow to receive a 2% discount (minimum transaction value of SGD100 is required).

Select PayNow as your payment method and apply the coupon PAYNOW25A at checkout to qualify for this discount.

This coupon is available from May 14, 2025 to September 30, 2025 11:59pm Singapore time.

Terms and conditions:

  1. Account registration is required to use this coupon
  2. There is no usage limit for this coupon
  3. This coupon can be used with other coupons
  4. This coupon can be used for all products excluding subscription products
  5. The duration and contents of the campaign are subject to changes without prior notice