WITHIN · FREE TOOLS · 7 tools, the newest of 13 October 2026
Free fashion tools and apps
Every tool on within, in one place. Each one runs in the browser, costs nothing, and ends in real pieces from independent boutiques.
People look for a clothing app, a style app, an outfit app or a wardrobe app. We built pages instead. Each opens on any phone with no download and no account, answers one question plainly, and shows the pieces behind the answer, in stock at a named shop.
The tools
- Outfit checkOne photo of what you have on. Three things that work, one change, and pieces that fit the look.Outfit app
- Legit checkYes or no questions with the piece in front of you, from our guides to twelve brands.Authentication check
- Price checkIs that a good price? The going rate for a designer, read from the shelves of real boutiques.Price tool
- Size calculatorYour measurements in, your size out, in every system, with the chart it came from.Size tool
- Size charts and converterSize charts for designers, shoes, rings, suits, belts and hats, and a converter between systems.Size tool
- Duty calculatorWhat a piece costs at the door in the US, Canada or the UK: duty, tax and fees, each with its source.Price tool
- Style quizA few questions about what you reach for, then the designers and pieces that fit the answer.Style app
Common questions
Are these tools free?
Yes. Every tool on this page is free, with no account and no download. They pay for themselves when you find a piece you like at one of the boutiques.
Is there a fashion app I can use without downloading anything?
Each of these opens as a page on any phone or computer. Save the page to your home screen and it works like an app.
Which tool checks an outfit?
The outfit check. Send one photo of what you have on and it gives you three things that work, one change to try, and pieces that fit the look.
Do you keep my photo or my measurements?
No. The outfit check reads a photo once and does not keep it. The size calculator and the duty calculator run on the page and send nothing.
What is a legit check?
A set of yes or no questions you answer with the piece in front of you, taken from our guides to twelve brands. It ends in a plain answer and the guide behind every question.
Where do the pieces come from?
From independent boutiques that sell on within. Each piece is in stock at a named shop, with its price and its street.