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Per Diem
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A better way to grow with Square

Per Diem connects straight to Square. Menu changes, modifier updates, loyalty points, business hours - all of it flows through automatically. Set it up once and never touch it again.

Branded. Beautiful. Built for Square.

  • Ordering synced with Square

    Ordering synced with Square

    Every order goes straight into your Square POS. No copying, syncing, or extra tools needed.

  • One-tap fast checkout

    One-tap, fast checkout

    Customers sign in fast and pay in a few taps using Apple Pay or store credit. That's it.

  • Loyalty features for repeat customers

    Loyalty your customers love

    Built-in rewards with Square Loyalty at the core, plus extras like streaks and birthday perks that keep them returning.

Powering more than 500,000 orders a month

Hidden Grounds

Hidden Grounds uses a custom app to make ordering easy across their eight locations in New Jersey and NYC. Customers can order ahead, earn rewards, and pay with Apple Pay or store credit—all in one smooth, branded experience.

Think Coffee

Think Coffee built an app that fits right into their flow. With 11 locations across NYC, customers can order ahead, earn rewards, and refer friends. It's branded, fast, and up and running in a day.

Tikka Shack

Tikka Shack has grown into a fast rising Indian fast casual brand with more than 20 locations across the country. Speed, consistency, and loyalty are core to their model, and their branded Tikka Shack app is now a major part of how guests order every day.

Crave Cookies

With 50+ locations nationwide, Crave Cookies shows how dessert and smart tech drive real loyalty—through rewards, streaks, flavor drops, soda, and commission-free delivery.

Newsbar

Newsbar's app makes everyday visits faster and more rewarding. Customers place orders ahead, pay with Apple Pay, and rack up points along the way. It's simple, branded, and built to keep things running smoothly behind the counter.

Choc O Pain

With locations across Hoboken and Jersey City, Choc O Pain gives regulars an easy way to order ahead and skip the rush. Their app syncs with Square Loyalty and delivers a fully branded experience for just $99 a month.

Kona Coffee Roasters

Kona Coffee’s app makes it easy to order on the go. Whether customers are meeting friends or picking up in a hurry, they enjoy a fast, branded experience that’s live in just 24 hours.

Level up your regulars

Per Diem builds the apps Square businesses dream about. Rewards that work, order tracking that's seamless, and customers who stick around.

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Mobile app users spend 3x more

When ordering is this easy, once a week becomes twice a day. One-tap ordering and saved favorites make every visit effortless.

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Mobile app screen showing a coffee shop menu with categories and items

See why we're rated #1 on Square

SquareRated ★★★★★
on Square Marketplace
5 stars

Everything a small business needs: supportive, responsive, efficient, and priced right!

New Love Coffee

New Love Coffee

Square seller for 3 years

5 stars

The ability to track loyalty points and upcoming rewards gives a nice personalized touch. Marketing features such as banners and push notifications allow us to communicate special offers with our guests.

Chip City

Chip City

Square seller for 7 years

5 stars

We switched from another provider and have been so happy. My customers love it and we've increased the number of app users & in-app sales substantially.

My Half of the Sky

My Half of the Sky

Square seller for 9 years

5 stars

Love it! Super easy setup, great communication, no hassle and customer friendly.

Romeros On Main

Romeros On Main

Square seller for 6 years

5 stars

Honestly this app is incredible! We're a coffee shop with two locations and all our regulars love it. It works and looks EXACTLY like the Starbucks app.

Coffee Man

Coffee Man

Square seller for 7 years

5 stars

This is our second go at a mobile app, and this has completely exceeded our expectations. The customer service was beyond helpful. Setting it up was incredibly easy and everything on the platform is very user-friendly.

VALI Coffee Co

VALI Coffee Co

Square seller for 9 years

5 stars

We LOVE our new app, and our guests do, too! There's a section of the app that links to our social media pages, so guests can scroll through our feed and shop for their next coffee order, and points are easy to track/redeem!

Palace Coffee Company

Palace Coffee Company

Square seller for 12 years

5 stars

This company is essential if you're looking to increase sales for your restaurant! It is very easy to work with, and the app functions excellently!

Sweet Charlotte

Sweet Charlotte

Square seller for 6 years

5 stars

Everyone on the team has been so easy to work with! We love the APP. It came out beautiful and very user friendly. Happy with our decision!

Guaca Go

Guaca Go

Square seller for 7 years

The fastest way for restaurants and cafes to grow

Coffee Dose

Known for cheeky branding, long lines, and loyal fans, Jeni Castro explains how launching a custom mobile app with Per Diem changed the game for Coffee Dose.

69%

Weekly retention increase

42,000+

App downloads

Barrio Bagel & Slice

Known for busy service and growing demand, co founder Oren Molovinsky shares how moving to first party delivery and curbside made ordering simpler and more reliable for Barrio Bagel and Slice.

58%

Weekly retention increase

6000+

App downloads

The Cupcake and Espresso Bar

Co-owner Fadi Ballout shares how launching a branded mobile app helped boost customer return rates, increase ticket averages, and grow their business faster.

34%

of customers reorder within a month

10,000+

App downloads

Lucky's Coffee Roasters

Kat Padlan shares how mobile ordering, digital rewards, and push notifications have transformed their customer experience—making it easier for commuters and families to order ahead, skip the line, and enjoy their favorite drinks with zero hassle.

32%

of app users reorder within a month

40%

Converts 40% of app opens into orders

Açaí, Por Favor

Alejandro describes how Açaí Por Favor overcame the high fees of delivery platforms, and used their own branded app to build a loyal customer base.

50%

of app customers reorder within a month

78%

of customers order delivery via the app

Your custom app, live in 24 hours.

  • Partial screenshot of a webpage showing a Connect to Square section with Per Diem and Square logos and a blue connect button.

    Sign up & connect

    Create your account and link your Square POS. Zero work, zero hassle - starting at $99/month.

  • Checkout summary showing subtotal $48.00, fees and estimated tax $4.46, total $52.46, and a black button to pay with Apple Pay.

    Instant setup

    Menus, modifiers, and images are imported automatically. Your app is ready in 24 hours.

  • Mobile app screen showing Grounds avenue location with store credit $126, star balance 42, WiFi and bathroom access options, and a birthday greeting with a discount code.

    Approval & launch

    We'll get you there fast – App Store reviews typically take just 1-2 days, then you're ready to roll.

From first visit to forever customer

Per Diem turns your Square data into magic - think $5 rewards after 10 visits, back-in-stock alerts, and an app that actually feels like your brand.

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Mobile app screens showing a coffee order menu with categories and items, and a confirmation screen with pickup details and a map.

Build like a billion-dollar brand

Your brand, backed by Silicon Valley engineering. Get the same mobile firepower as Starbucks without the enterprise price tag.

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Join 2000+ cafes & restaurants

Per Diem supports Square for Franchises

Control how customers interact with your brand across every franchise location. With Square and Per Diem, you get integrated POS, mobile ordering, loyalty, and a fully branded app.

See franchise solutions
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Data that drives growth

Spot trends, manage peak hours, and keep inventory fresh. Your data stays secure while your business gets sharper.

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