MASTOOK
How it works Features Plans
TREN

Sold out? Be first when it's back.

Paste the link, pick a size or colour. Get a notification the moment it's back in stock.

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How it works

Three steps. One minute.

Sign up in seconds with Apple, Google or e-mail and add your first product.

  1. 1. Find the product.

    Open it in the store's app, or browse the store right inside Mastook.

  2. 2. Add the link.

    Share → Copy link. Mastook picks up the copied link by itself; you choose your size.

  3. 3. Get the alert.

    The moment your size is back, your phone gets a notification. One tap and you're there.

Features

Exactly the size you're waiting for.

Popular sizes sell out again within minutes. Mastook is fast, simple and all about you.

Size picker

Only the sizes you want.

Sold-out sizes are picked for you. The ones in stock stay out of your way, greyed out just like in the store.

Alerts

Stock, coming soon and price. All in one place.

Hear about it when your size is back, marked "coming soon" or cheaper. Tap the alert and the product opens.

Browse the store

Track it the moment you see it.

Open the store's website inside Mastook. On any product page a "Track" button appears. No copying links.

Price history

Buy at the right time.

See the price history of the colour you track and know the lowest price. Get an alert when it drops.

Speed

When seconds matter.

Choose how often each product is checked. With Premium+ all your products are checked every 30 seconds.

Quick Buy

Back in stock, bag ready.

Turn on Quick Buy for a product and you get a special alert when it is back. Tap it; your size is picked and the item is in the bag. You confirm the payment. On 5 products with Premium, 10 with Premium+.

Plans

Start for free.

Upgrade when you want to be faster. Cancel any time.

Free

5 min
alert within
  • 3 products
  • Stock, coming soon and price alerts
  • Browse the store

Premium

1 min
for every product
  • 100 products
  • Quick Buy on 5 products
  • Price history and chart
  • Price and stock history

Premium+

30 s
for every product
  • 125 products
  • Quick Buy on 10 products
  • The fastest checks
  • Everything in Premium

FAQ

Questions

Is Mastook free?

Yes. The free plan tracks 3 products and checks them every 5 minutes. Premium and Premium+ add faster checks and more products.

Which stores are supported?

Zara, Massimo Dutti, Bershka, Stradivarius, Oysho, Pull&Bear, Mango, Beymen, Vakko and Vakkorama. H&M is coming soon.

Do I need an account?

Yes, a free one. It takes seconds with Apple, Google or e-mail, and keeps your list and plan safe, ready on any new phone.

How fast are the alerts?

It depends on your plan: within 5 minutes on Free, 1 minute on Premium and 30 seconds on Premium+.

How do I add a product?

Copy the product link from the store's app or website, paste it into Mastook and pick the sizes you're waiting for. You can also browse the store inside Mastook and add it with one tap.

What is Quick Buy?

Turn on Quick Buy for a product and you get a special alert when it is back in stock; tap it and the store opens with your size picked and the item in the bag, then you confirm the payment. Available on 5 products with Premium and 10 with Premium+.

Mastook app icon

Never miss your size again.

Download Mastook and add your first product in a minute.