Per Diem

AI operating system for local businesses, SMBs, and franchises, providing branded mobile apps and enterprise-level tools integrated with Square POS.

About Per Diem

Restaurants today rely on dozens of disconnected tools to manage ordering, loyalty, marketing, and operations. Per Diem replaces that fragmented software stack with AI agents that build and maintain branded apps, run marketing campaigns, manage loyalty, automate operations, and help restaurants grow first-party sales. Built natively on Square, 800+ brands use Per Diem to power more than 500,000 monthly orders as their operating system for commerce, customer retention, and growth.

Industries served

Products

  • Per Diem Platform

    Restaurants & Food ServiceFrom $99/month

    View product

    AI operating system for local businesses providing branded mobile apps, web ordering, loyalty, catering, delivery, marketing automation, and multi-location management integrated...

What customers say

  • Açaí, Por Favor uses a Per Diem-branded ordering app with DoorDash fulfillment and Square Loyalty integration. Per Diem reports that over 77.8% of its first-party orders are delivery-based and describes reduced…

    Case study
  • Chip City ran an app-exclusive, one-day BOGO offer supported by a push notification and social posts. Per Diem reports a 1,280% increase in checkouts and 344% growth in app sign-ups within 24 hours.

    Case study
  • Chip City used its Per Diem app for a National Cookie Day free-cookie coupon promoted through push notifications and social media. The vendor reports doubled mobile transactions and a top-100 App Store ranking. This is…

    Case study

Security and compliance

As reported by Per Diem. Ask for audit reports before you buy.

  • Industry-standard security measures to protect data from unauthorized access, alteration, disclosure, or destruction
  • Payment information encrypted and securely processed through payment gateway partners

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Latest updates from Per Diem

Partnership

Per Diem Partners with Groucho's Deli for Branded Mobile App Launch

Groucho's Deli has partnered with Per Diem to launch a branded mobile ordering application. The new app aims to streamline the ordering process for customers, allowing for faster customization and pre-ordering for pickup or delivery while supporting the restaurant brand's operational efficiency.

CustomerGroucho's Deli
New feature

Per Diem Updates Merchant Dashboard and Loyalty Portfolio

Per Diem released several platform updates, including an AI-powered merchant dashboard, new loyalty game integrations (Spin the Wheel, Scratch Card, etc.), and a Block Orders feature allowing merchants to manage time slots across operations. Additional improvements include refined subscription billing, expanded location search functionality, and an enhanced fulfillment picker that displays customer-selected times.