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  • Welcome to
    Welcome to
    Rhombus POS
    Rhombus POS
    A POS for Retail, Restaurants and More!
    A POS for Retail, Restaurants and More!
    SELL ANYTHING — ANYWHERE
    SELL ANYTHING — ANYWHERE
  • Ownership
    Ownership
    Rhombus POS
    Rhombus POS
    can be custom-tailored
    can be custom-tailored
    to your specific needs
    to your specific needs
  • Your POS Follows You
    Your POS Follows You
    Rhombus is your cloud-based solution
    Rhombus is your cloud-based solution

Breaking: Star Micronics and Rhombus POS Provide Free, Flexible Point of Sale Solution

Read the press release!
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Our Features Are Affordable

Whether you have a new or established business, Rhombus has an affordable solution for you. Whether you are a small vendor with a kiosk, or have multiple store locations, Rhombus can accommodate your point-of-sale needs. Rhombus provides FREE software that connects to all your mobile devices and terminals. Rhombus offers an affordable, profitable and efficient POS solution.

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Unique Platform

Rhombus operates on Apple iOS and Android mobile devices connected to PAX and Infinite terminals.

Cloud-Based Continuity

All devices work together under the same account. Multiple devices work together with a single card reader. All transaction data is collected for each individual store.

Functional Design

Rhombus software is designed for intuitive and functional operation. Customize your inventory with modifiers, put orders on hold, and split payments with ease. Rhombus POS supports multiple printers and POS displays, scale integration, advanced reporting, customer text notifications, and many other features.

Maximum Flexibility

Sell Anything – Anywhere

Rhombus will help you manage your inventory, taxes, reporting, discounts, locations and service charges directly from the app and your Web-based dashboard!

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MODIFIERS

Each item can have unlimited custom modifiers, allowing each item the flexibility of what you sell.

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ITEMS PAGE

The items page displays the items that have been created and can be shown according to the category folder they were assigned. Tap the item to add it to the order.

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CUSTOM AMOUNT PAGE

For quick checkout this page allows "express checkout" by tapping in the amount of the item to be sold and choosing a category for the charge.

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MODIFIERS

Each item can have unlimited custom modifiers, allowing each item the flexibility of what you sell.

team

ITEMS PAGE

The items page displays the items that have been created and can be shown according to the category folder they were assigned. Tap the item to add it to the order.

team

CUSTOM AMOUNT PAGE

For quick checkout this page allows "express checkout" by tapping in the amount of the item to be sold and choosing a category for the charge.

team

MODIFIERS

Each item can have unlimited custom modifiers, allowing each item the flexibility of what you sell.

team

ITEMS PAGE

The items page displays the items that have been created and can be shown according to the category folder they were assigned. Tap the item to add it to the order.

team

CUSTOM AMOUNT PAGE

For quick checkout this page allows "express checkout" by tapping in the amount of the item to be sold and choosing a category for the charge.

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Customizing Items and Content

Create category folders and items with modifiers. Rhombus POS allows you to customize customer discounts, service charges, taxes, your hardware setup, and many more personal preferences.

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Rhombus POS Can Be Everywhere

Wherever you go with your phone, tablet and terminals, Rhombus is a POS that keeps you connected wirelessly to the Cloud.

Rhombus POS Offers Multiple Solutions

Rhombus offers multiple solutions such as mobile printers, multiple POS displays, stand-alone or mobile terminals, scanners, auxiliary hardware (cash drawers, display stands, etc.) and integrated scales.

STAR TSP143IV

Cutting Edge Design in a Smaller Footprint

Rhombus a60

Portable Terminal with Base Unit

Rhombus a80

Portable Terminal with Keypad and Printer

Rhombus a8 Aries

Table Top Terminal

Rhombus a920

Portable Terminal with Printer

Rhombus e800

Table Top Terminal

Integrated Scaling

Fully compliant, sell in virtually any unit
See All Hardware

Our Pricing Plans

Rhombus POS is free to download and use from major app stores for use in a cash-only business

Restaurant Features

Monthly Subscription (includes terminal): $120/mo

Support for additional purchased terminal: $89/terminal/mo

Native iOS/Android Support

Contactless Payments

(NFC and EMV)

Employee Permissions

Stations (Unlimited)

Items (Unlimited)

PIN Security

Modifiers/Categories/Sub-Categories

Customer Database

Basic Inventory

Table Order Assignment

Split Payments

Second Printer (Kitchen)

Cash Drawer Management

Customized Receipts

Named Custom Charges

Print, Email & Text Receipts

End of Day Report (Z Report)

Itemized Refunds

Dashboard

Customizable Taxes (Automatic)

Non-Proprietary Hardware Support

Advanced Reporting

Order Service charges

Get Started

Retail Features

Monthly Subscription (includes terminal): $120/mo

Support for additional purchased terminal: $89/terminal/mo

Native iOS/Android Support

Contactless Payments

(NFC and EMV)

Employee Permissions

Stations (Unlimited)

Items (Unlimited)

PIN Security

Modifiers/Categories/Sub-Categories

Customer Database

Basic Inventory

Barcode Scanning

Split Payments

Cash Drawer Management

Customized Receipts

Named Custom Charges

Print, Email & Text Receipts

End of Day Report (Z Report)

Itemized Refunds

Dashboard

Customizable Taxes (Automatic)

Non-Proprietary Hardware Support

Advanced Reporting

Order Service charges

Get Started

Premium Features

Text Notifications: as low as $20

Inventory Management System: $65/mo (unlimited locations and items)

Time Clock and Employee Management: $65/location/mo (unlimited employees - coming soon)

POS display feature (KDS): $45/location/mo (unlimited screens per location)

POS scale integration: $55/location/mo (unlimited scales per location)

4G redundancy: $25/mo

Get Started

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