Ratio Roasters

Coffee Kept Exact

Roasted after you order.Not before.

Choose your single-origin Coffee Lot and Roast Profile. We roast it specifically for your confirmed order, then seal and dispatch it fresh.

Shop Coffee

Single Origin · Whole Bean · Roast-on-Demand · Malaysia + Singapore

Featured OriginsRoasted to Order

All coffee →

Reserve Pass

Reserve the coffee. Choose when we roast it.

Our Coffee Lots are limited and seasonal. Reserve your allocation while it’s available, choose your Roast Profile, and schedule your future Dispatches.

We keep your allocation green and roast each Dispatch only when its scheduled date arrives.

Build Your Reserve Pass

One-Time Prepayment · No Recurring Billing · Roasted Per Dispatch

Huehuetenango whole bean coffee
FULLY WASHED

GuatemalaHuehuetenango

Milk Chocolate · Maple · Orange Toffee

From RM 43.00

Select Origin →
Muthonjo Estate whole bean coffee
WASHED

KenyaMuthonjo Estate

Blueberry · Milk Chocolate · Nectarine

From RM 52.00

Select Origin →
Huila, Finca Monteblanco whole bean coffee
LACTIC FERMENTATION WASHED

ColombiaHuila, Finca Monteblanco

Mango · Peach · Passion Fruit · Creamy Yoghurt

From RM 68.00

Select Origin →

The roastery

Three steps, repeated until it is exact.

Read the brew guide

01

Sourcing

Direct relationships with producers, full traceability on every lot we buy.

02

Profiling

Sample roasts and blind cupping until the curve serves the origin, not the habit.

03

Precision roasting

Logged airflow and temperature on every batch, roasted to order and shipped in 48 hours.

VERIFIED TASTERSEXPERIENCES Community

Notes From Our Drinkers

Real reviews and brew feedback from our coffee community.

“Coffee is a study in variables. We refine the science, so you can enjoy the pure expression of terroir.”

— RATIO ROASTERS — PRECISION ROASTING