Cost per wear
The purchase price, plus care and repair, minus resale, divided by the wearings you will honestly get. The only figure that says whether a garment was expensive.
2 min · Runs in your browser. Nothing you type is sent anywhere.
Twelve working tools
Instruments
Twelve instruments for the decisions luxury actually asks of you: cost per wear, a capsule that closes, the order your serums go on in, a diamond budget that holds, a case that suits your wrist, a fragrance family that suits your skin. Everything runs in your browser and nothing you type ever leaves it.
Fashion
The coat you keep
Capsule builder
Pick a colour spine and fill fourteen slots. The instrument counts the outfits that actually work and names the orphan pieces that connect to nothing.
5 min · Runs in your browser. Nothing you type is sent anywhere.
Beauty
The order matters
Colour season
Undertone, value and contrast decide which colours sit well against a face. Six questions, and a palette you can hold up against a rail.
3 min · Runs in your browser. Nothing you type is sent anywhere.
Routine sequencer
Tick what is on your shelf. The instrument sorts it into a morning and an evening in the correct order and flags the combinations that cancel one another out.
3 min · Runs in your browser. Nothing you type is sent anywhere.
Fragrance finder
Six questions about weather, occasion and what you have liked before, and a family to test rather than a bottle to buy.
3 min · Runs in your browser. Nothing you type is sent anywhere.
Jewelry
Cut before carat
Diamond budget
Enter a budget and the metal colour. The instrument allocates it across the four grades in the order that produces the best stone to look at, and draws the result to scale.
4 min · Runs in your browser. Nothing you type is sent anywhere.
Ring size and setting
Convert a circumference or the diameter of a ring you own into every national sizing system, and match a setting to how you actually use your hands.
3 min · Runs in your browser. Nothing you type is sent anywhere.
Watches
Wear it, then value it
Case visualiser
Enter a wrist measurement and a case specification, and see the watch drawn on your wrist at actual size, with the overhang marked.
3 min · Runs in your browser. Nothing you type is sent anywhere.
Cost of ownership
Purchase price plus servicing across the years you intend to own it, against the quartz and the do nothing alternatives. The number the price tag leaves out.
3 min · Runs in your browser. Nothing you type is sent anywhere.
Lifestyle
Fewer, better, used
Care calendar
Tell it what you own and it returns a year of maintenance: when to condition, when to store, when to have prongs checked and when to do nothing at all.
3 min · Runs in your browser. Nothing you type is sent anywhere.
Travel
Ten days, one bag
Packing planner
Trip length, climate and what you will actually be doing, turned into a list that fits a cabin bag and produces an outfit for every day.
4 min · Runs in your browser. Nothing you type is sent anywhere.
Season compass
Sixteen coasts and cities across twelve months, with air and sea temperatures, the price index and an honest verdict for each month.
3 min · Runs in your browser. Nothing you type is sent anywhere.
The Friday file
One material, one number, one thing worth knowing
A short letter on Fridays: a single material examined, the arithmetic behind a purchase people get wrong, and the one line from the week worth keeping. No offers, because there is nothing to sell.