Your restaurant already has the data. Put it to work.
Per Diem brings loyalty, CRM, email, SMS, push, and direct ordering together for restaurants running on Square.
Deeply connected to Square. Live in as little as 24 hours. Starting at $99/month.

Don't rebuild what you already have

Your customers, orders, segments, menu, and payments already live in Square. Per Diem builds on them instead of making you set everything up again somewhere else.
Use your Square segments
Bring the customer groups you already use in Square into your marketing instead of maintaining another set of audiences.
Keep Square running the restaurant
Menus, modifiers, orders, payments, and customer activity stay connected to the system your staff already knows.
Go further with loyalty
Already using Square Loyalty? Per Diem integrates with it. Ready to do more? Per Diem Loyalty adds tiers, referrals, streaks, challenges, interactive games, multipliers, and more ways to keep customers engaged.
Give customers more to come back for
Loyalty does not have to stop at points and rewards. Per Diem gives restaurants more ways to make coming back feel worth it.
Tiers
Give regulars something better to work toward.

Streaks
Reward customers for keeping up their visits.

Challenges
Create new goals and rewards around repeat behavior.

Interactive games
Turn promotions and rewards into experiences customers can actually play.

Referrals
Reward the customer who shares and the friend who joins.

Birthdays + multipliers
Create timely reasons to earn and visit again.

Stop marketing to everyone the same way
Per Diem connects your customer data and segments with email, SMS, and push, so your marketing can reflect the customer receiving it.

Every order can lead to another
Whether a customer orders at your counter, through your website, or in your app, the relationship should not start over each time.
- Step 1
Order
In store + web + app
- Step 2
Understand
See customer activity and use your Square segments
- Step 3
Engage
Reward customers with loyalty, referrals, streaks, and offers
- Step 4
Reach
Bring them back with email, SMS, and push
- Step 5
Order again
In store + web + app
Why Square restaurants choose Per Diem over Hang
Hang brings loyalty, ordering, offers, CRM, CDP, and AI together in a broad guest experience platform.
Per Diem takes a Square-first approach: build on the restaurant data and operation you already have, then add the tools you need to grow direct customer relationships.
| Per Diem | Hang | |
|---|---|---|
| Starting point | Your existing Square setup | Hang guest experience platform |
| Square | Deep integration across restaurant + customer experience | Square supported alongside a broader integration ecosystem |
| Customer data | Build on Square customer data + segments | Unified profiles + Hang CDP |
| Customer marketing | Push + SMS + email | Push notifications |
| Loyalty | Per Diem Loyalty or keep Square Loyalty | Hang Loyalty |
| Personalization | Segmented loyalty + targeted marketing | AI driven offers + experiences |
| Marketing | Email + SMS + push + automations | Email + SMS + push |
| Ordering | Branded app + web ordering deeply connected to Square | Hang ordering |
| Launch | As little as 24 hours | A few days to weeks |
Get started without starting over


“We've worked with a few app providers over the years, and this one stands out BY FAR!... The Square integration is seamless. Menu syncing and setup were automatic, and onboarding was an absolute breeze.”
Kribi Coffee RoastersAlready on Square?
Turn the restaurant data you already have into better loyalty, smarter marketing, and more direct orders.
Per Diem starts at $99/month.
FAQ
Is Per Diem an alternative to Hang?
Yes. Both platforms cover areas including restaurant loyalty, CRM, marketing, and digital ordering. Per Diem is specifically built around Square restaurants and their existing operational setup.
Does Per Diem replace Square?
No. Per Diem works with Square rather than replacing it. Restaurant data and orders stay connected with the Square setup your team already uses.
Can I keep Square Loyalty?
Yes. Keep Square Loyalty or use Per Diem Loyalty for additional options, including referrals, tiers, streaks, challenges, birthdays, and multipliers.
How quickly can I launch?
You can launch Per Diem CRM bundled with the app or as a standalone in as little as 24 hours, with app store approval potentially requiring additional time.

















