Mortar by Accumula

Mortar by Accumula

Pricing
From $39/month. Free trial available.
Rating
4.9 (43)

Achieve unified commerce by syncing your existing POS in real-time

Mortar keeps your retail stores and Shopify in sync so inventory is accurate at every location. Ring a sale at any POS and Shopify updates instantly. When a Shopify order is received or returned, your POS reflects it. Order edits, exchanges, and refunds flow both ways automatically. Connect one Shopify site or many—each with its own routing rules and catalog. Choose exactly which attributes sync. Manage Mortar from Shopify admin or your POS, with no extra software to log into.

Mortar keeps your retail stores and Shopify in sync so inventory is accurate at every location. Ring a sale at any POS and Shopify updates instantly. When a Shopify order is received or returned, your POS reflects it. Order edits, exchanges, and refunds flow both ways automatically. Connect one Shopify site or many—each with its own routing rules and catalog. Choose exactly which attributes sync. Manage Mortar from Shopify admin or your POS, with no extra software to log into. more
  • Push products from your POS to Shopify and choose which attributes sync
  • Orders, refunds, exchanges, and order edits sync both ways for accurate history
  • Route and split orders to the right POS store for pickup, delivery, or shipping
  • Connect one POS to multiple Shopify stores, each with their own routing
  • Cross-platform chat support from a team that knows both Shopify and your POS

Languages

English, French, and Spanish

Works with

  • Shopify Admin
  • Heartland Retail
  • Lightspeed Retail (R-series)
  • Lightspeed Retail (X-series)

Pricing

Choose the plan that best fits your business.

Connect

$39 / month

Billed per location

Features

  • A great starting point
  • Up to 5,000 SKUs
  • Up to $10,000 net Shopify sales
  • Sync inventory
  • Sync orders and refunds

14-day free trial

Grow

$125 / month

Billed per location

Features

  • Everything in Connect plan
  • Up to 50,000 SKUs
  • Up to $50,000 net Shopify sales
  • Update product details and pricing
  • Sync order edits and exchanges
  • Sync gift cards

14-day free trial

Scale

$249 / month

Unlimited locations - Pricing tiers based on net Shopify sales

Features

  • Everything
  • Up to 500,000 SKUs
  • Priority support
  • Personalized onboarding
  • Complex order routing
  • Sync gift cards

14-day free trial

All charges are billed in USD. Recurring and usage-based charges are billed every 30 days. See all pricing options

Reviews (43)

Overall rating
4.9
Counts per rating level
  • 95% of ratings are 5 stars
  • 2% of ratings are 4 stars
  • 0% of ratings are 3 stars
  • 0% of ratings are 2 stars
  • 2% of ratings are 1 stars
October 29, 2026

We've been working with Mortar for the past 7 years, and our experience has been great! They recently helped us migrate to Shopify POS, and the entire process was smooth and seamless.

A special thank you to Kasia and Vanessa, who were absolutely amazing throughout the entire process. They were incredibly helpful, responsive, and made sure everything went as smoothly as possible.

We truly appreciate their support over the years and highly recommend Mortar to anyone looking for a reliable and knowledgeable team!

Cristalina Swimwear
United States
About 2 years using the app
October 21, 2026

We’ve been using Mortar by Accumula to integrate Lightspeed with Shopify, and it’s been absolutely amazing! We’ve tried other systems in the past, and this one has by far worked the best for us.

On top of that, their support team has been incredibly responsive and helpful whenever we’ve run into any issues. We recently completed our full migration to Shopify, and the entire process went really smoothly. Kasia helped us through everything and was always quick to respond to our questions, which made the transition so much easier.

We couldn’t be happier with the experience. Thank you to the entire Mortar by Accumula team, especially Kasia, for all your help!

Private Gallery Boutique
United States
11 months using the app
July 29, 2026

We couldn't be happier with our experience using Mortar! Nicole consistently goes above and beyond to resolve any technical issues we encounter, always responding quickly and seeing every problem through to a complete resolution. Her knowledge, responsiveness, and dedication give us confidence that we're in great hands.

The level of customer support we've received has been exceptional, and it's clear that the Mortar team genuinely cares about their clients' success. If you're a retailer looking for a reliable platform backed by outstanding service, I highly recommend Mortar. Their commitment to both their product and their customers truly sets them apart.

Meridian Boutique
United States
Almost 2 years using the app

Support

App support provided by Accumula Labs, Inc..

Developer

Accumula Labs, Inc.

1102 A Street, Suite 300 #21, Tacoma, WA, 98402, US

Launched

September 4, 2024

Data access

This app needs access to the following data to work on your store. Learn why in the developer's privacy policy .

View customer data:

Sensitive data, device and activity data

  • Sensitive data

    Name, email address, phone number, physical address

  • Device and activity data

    Geolocation, IP address, browser and operating system

View staff and contributor data:

Store owner

  • Store owner

    Name, email address, phone number, physical address

View and edit store data:

Customers, products, orders, gift cards, store credit, store analytics, custom data, Shopify admin, other data

  • Edit customers

    Customer data

  • Edit products

    Inventory, product listings, products, collections

  • Edit orders

    Assigned fulfillment, draft orders, order fulfillments, merchant managed fulfillment, order edits, all order history, returns, third-party fulfillment

  • Edit gift cards

    Adjusting gift cards, gift cards

  • Edit store credit

    Store credit accounts, store credit account transactions

  • View store analytics

    Reports

  • Edit custom data

    Metaobjects

  • Edit Shopify admin

    Files

  • Edit other data

    Locations, price rules, publications of products on sales channels

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