Commerce · alternatives · 2026

24 alternatives to MercSync

Keep Shopify and Etsy inventory in sync automatically

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   AutoSync for Shopify▲83

   Sync your inventory levels between Shopify and Square

   2019 · autosync.app · its alternatives →

2. 2
   ShopSync

   Real-time inventory sync between Shopify and Etsy

   May 2026 · web-production-98c05.up.railway.app · its alternatives →

3. 3
   Syncerize▲62

   Effortless product import, inventory sync, and order update

   2022 · syncerize.com · its alternatives →

4. 4
   Syncstocky▲2

   Keep Inventory Synced Across Shopify, Amazon & More

   Aug 2026 · syncstocky.com · its alternatives →

5. 5
   Squarify.io▲82

   Sync inventory between Square and Shopify.

   2018 · its alternatives →

6. 6
   QuickSync▲3

   Multi-channel inventory syncing platform

   Nov 2025 · quicksync.pro · its alternatives →

7. 7
   Salync - Stock Management▲2

   Stop overselling on eBay & Shopify

   Jun 2026 · salync.com · its alternatives →

8. 8
   Synclink66▲3

   Multichannel Inventory App

   Jun 2026 · synclink66.com · its alternatives →

9. 9
   Syncing resale products across platforms▲9

   Automated inventory syncing for Depop, Shopify, eBay +more

   2025 · fluf.io · its alternatives →

10. 10
    Stock Sync for WooCommerce with Sheets▲75

    Stock management of WooCommerce stores from Google Sheets

    2022 · wppool.dev · its alternatives →

11. 11
    Etsy Marketplace Integration▲3

    Sync, Manage, & Automate to sell on Etsy.

    2019 · apps.shopify.com · its alternatives →

12. 12
    Stock Sync▲7

    Shopify Inventory Management

    2018 · syncx.com · its alternatives →

13. 13
    Mellow for Google Sheets▲76

    Sync Google Sheets with your eCommerce store in seconds

    2022 · its alternatives →

14. 14
    SyncBob▲87

    Syncing products from a CMS to marketplaces such as Amazon

    2024 · syncbob.com · its alternatives →

15. 15
    BuyTrace Square & Shopify Inventory Sync▲2

    Sell everywhere. Count once

    Apr 2026 · buytrace.ca · its alternatives →

16. 16
    Connect Google Sheets to Shopify▲81

    Stock management of your Shopify store from Google Sheets

    2021 · magicsheets.gumroad.com · its alternatives →

17. 17
    ProductSync▲6

    Save time by handling your e-commerce platforms in one place

    2018 · its alternatives →

18. 18
    Shopify Square Integration DPL▲2

    Sync Shopify and Square inventory without losing control

    Sep 2026 · dpl.company · its alternatives →

19. 19
    StoreAlert▲14

    Real-time insights, real-time alerts—power up your Shopify

    2025 · apps.shopify.com · its alternatives →

20. 20
    BackupShop.io▲9

    Automatic Etsy Shop Backups – Protect Your Listings & Data

    2024 · backupshop.io · its alternatives →

21. 21
    Nventory – Real-Time Inventory Sync▲1

    Multichannel inventory & order sync without overselling

    Feb 2026 · nventory.io · its alternatives →

22. 22
    Xero Sync for Shopify▲1

    Sync Shopify with Xero automatically

    Aug 2026 · apps.shopify.com · its alternatives →

23. 23
    QuickBooks Sync for Shopify▲3

    Sync Shopify with QuickBooks Online automatically

    Aug 2026 · apps.shopify.com · its alternatives →

24. 24
    China Connect▲10

    Sync your shopify store inventory with Tmall Global store

    2024 · cn-connect.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →