Coffee Tools

The interactive tools no big review site bothers to build — free, bookmarkable and genuinely useful every morning.

Brew ratio & timer

Interactive Brew Calculator

Dose18 g

Water288 g

1:16 ratio · 6.25% strength

GrindFine

Salt-like · classic pour-over

00:00

Target ≈ 2:45

Grind size visual30% screen retention

FineCoarse

The dedicated metric calculator — pick your method, set your dose or water, and print a recipe card. Includes the full ratio cheat sheet.

Question 1 of 333%

Cost-per-cup calculator

Machine price£450

Expected lifespan5 years

Bean price (1 kg bag)£8

Cups per day2

Cost per cup

£0.26

2 cups/day · 15.40/month

Machine (per day)

£0.25

Beans (per day)

£0.27

Monthly total

£15.40

Yearly total

£187

Assumes ~60 cups per 1 kg bag and no maintenance costs. A café latte runs £3-4 — a £450 machine pays for itself in roughly 6 months at 2 cups a day.