Get up to 9% cashback every time you shop at Cornerstone - instantly.

Buy a Cornerstone cashback card through tuck. before your next shop. The cashback lands in your wallet the moment you pay - no codes, no waiting, no claiming.

Cashback rate: up to 9%

Instant - added the moment you purchase

How to save at Cornerstone

1. Download the app: Get tuck. from the Apple App Store or Google Play Store. It's free to join and takes less than a minute to set up.
2. Find Cornerstone in the app: Open tuck. and search for Cornerstone. You'll see the live cashback rate clearly before you start shopping.
3. Enter your amount: Type the exact amount you plan to spend. tuck. instantly generates a digital cashback card for your Cornerstone purchase.
4. Pay securely: Complete your payment using Apple Pay, Google Pay, or Instant Bank Payment. Quick, secure, and simple every time.
5. Receive your digital card instantly: Your Cornerstone gift card appears in the tuck. app within seconds. Add it to Apple Wallet or Google Pay for easy access.
6. Use your card at checkout: Copy the code from your tuck. app and paste it into the Cornerstone online checkout to complete your purchase.

The benefits of Cornerstone cashback with tuck.

• Guaranteed cashback every time: Your Cornerstone cashback arrives reliably on every single purchase. We make sure your rewards reach you safely - no complicated tracking, no claim forms. It simply works every time.
• Transparent and free to use: Our platform is built for everyday shoppers. There are no hidden account charges or monthly subscription fees - ever. A small fee applies on withdrawals, always shown clearly before you confirm.
• Flexible digital payments: Simply paste your voucher code into the Cornerstone payment page at checkout. Everything is handled digitally - quick, flexible, and hassle-free.
• Bank-level payment security: Keeping your financial details safe is our top priority. We use advanced encryption to protect every transaction you make through tuck., so you can shop at Cornerstone with complete confidence.
• Immediate reward payouts: With tuck., your Cornerstone cashback is added to your balance the moment you generate your digital card - no waiting months for traditional points to clear.
• Accurate live percentages: Cashback rates can change based on active agreements, so we keep the app updated in real time. You always see the exact Cornerstone rate before you confirm any purchase - no surprises.

About Cornerstone

Cornerstone is a modern men's grooming subscription brand delivering premium razors, shaving products, and skincare direct to your door. Whether you're a regular Cornerstone shopper or visiting for the first time, tuck. helps you earn guaranteed cashback on every purchase. Simply generate a digital gift card through the app before you pay, and your Cornerstone cashback is added to your balance instantly.

Cornerstone cashback cards purchased through tuck. work exactly like regular payment cards - use them online without any restrictions. The only difference: tuck. gives you money back the moment you buy.

With tuck., you get up to 9% cashback every time you shop at Cornerstone. That's real money back - not points, not vouchers, not a rebate in 90 days.

• Earn cashback on every Cornerstone purchase: From skincare to treatments, your entire Cornerstone spend earns cashback. No exclusions - every purchase puts money back in your pocket.
• Shop as you normally would: Shop at Cornerstone online exactly as you normally would. tuck. fits seamlessly into your checkout process without changing how you browse or buy.
• Get your digital card instantly: Once your payment is complete, your Cornerstone gift card appears in the tuck. app within seconds - ready to use at checkout straight away.
• Save on the products you use every day: Health and beauty spending is part of your regular routine. With tuck., you earn guaranteed rewards on every Cornerstone purchase, making self-care more affordable.

How to maximise your Cornerstone savings

• Shop during promotional events: Wait for Cornerstone's seasonal sales, promotional events, or special offers. Take advantage of the reduced prices, then generate your tuck. gift card for the sale total to earn cashback on top.
• Combine with existing discounts: Apply any available Cornerstone discount codes, voucher offers, or promotional deals first. Then pay the remaining balance with your tuck. digital gift card to earn additional cashback rewards on the discounted total.
• Earn cashback on gifts: Buying a Cornerstone gift card for someone's birthday, anniversary, or special occasion? When you purchase through tuck., the cashback goes to your own balance. Treat them and save at the same time.

Why tuck.?

Designed for your everyday shopping

• Immediate reward payouts: Your cashback arrives the moment you generate your Cornerstone gift card. We've eliminated pending periods entirely - no chasing receipts, no waiting months to access your money.
• Over 200 popular retailers: Earn cashback at the places you already visit every week - our network covers over 200 major UK retailers. Build up your balance on everyday spending, then put those earnings towards your next Cornerstone purchase.
• Smart wallet integration: Add your Cornerstone gift card straight to Apple Wallet or Google Pay for easy access. Everything is stored securely in one app, keeping your spending organised and your checkout quick.
• Rewarding gift giving: Buying a Cornerstone gift card for a friend or family member? When you purchase through tuck., the cashback goes straight to your own balance. You treat them and save at the same time.
• Transparent cost structure: There are no monthly membership fees or hidden subscriptions to use tuck. Retailers cover our running costs, so earning cashback is free. A small fee applies on withdrawals, always shown clearly before you confirm.
• Flexible spending options: Your tuck. Cornerstone gift card works online at checkout. Simply use it when you're ready to pay - quick, easy, and completely flexible.

How tuck. makes money

The process is incredibly simple. You create a digital cashback card. The retailer pays us a small fee for bringing them a customer. We put some of that money straight into your account as cashback. You just pay the normal retail price. The brand gets a sale and you keep the actual cash. Get the free app right now to begin.

What our users say

"My friends all use tuck. for Cornerstone now. It's become one of those things you just do automatically."

"Started using tuck. for Cornerstone and I'm kicking myself for not discovering it sooner. Brilliant."

"Between skincare and makeup at Cornerstone, my tuck. savings have been really impressive."

Frequently Asked Questions

How do I earn Cornerstone cashback?

Generate a digital gift card in the tuck. app for the amount you plan to spend. Then use the card at Cornerstone's checkout online to complete your purchase. Your cashback is already in your tuck. balance.

Does Cornerstone cashback work with existing offers?

Yes. Apply any Cornerstone promotional discounts, voucher codes, or offers first to reduce your total. Then pay the remaining balance with your tuck. gift card. You earn cashback on whatever you actually pay.

Can I combine this with Cornerstone vouchers?

Yes. Use any available Cornerstone discount codes or coupons first, then generate your tuck. gift card for the final amount. You earn cashback on top of any existing savings.

What happens if I need a refund from Cornerstone?

If you return a purchase, the related cashback is adjusted from your tuck. balance. For partial returns, the system automatically recalculates your reward.

Is there a minimum spend for Cornerstone cashback?

No. There is no minimum spend requirement. Every eligible Cornerstone transaction earns cashback regardless of the purchase amount.

How quickly do I receive my Cornerstone gift card?

Your digital Cornerstone gift card appears in the tuck. app within seconds of completing your payment. It's ready to use immediately at checkout.

Can I buy a Cornerstone gift card for someone else?

Yes. When you purchase a Cornerstone gift card through tuck. as a present, the cashback goes straight to your own balance. You treat someone else and earn rewards at the same time.

Does this work with Cornerstone's rewards programme?

Cornerstone does not currently run a formal loyalty or rewards programme. This makes tuck. the best way to earn guaranteed cashback on your Cornerstone spending - giving you a reward the retailer doesn't offer directly.

Related Retailers

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• Rituals – up to 10% cashback Online In-store

Start saving at Cornerstone today

Download tuck. free and earn up to 9% cashback.