What do marketplaces app merchants complain about most? (inventory and price sync)

Across 220 low-star reviews in this niche, 23% centre on inventory and price sync. Example: “Sync does not work. Screws up prices and inventory - your two most important data points.”

What do marketplaces app merchants complain about most? (poor customer support)

Across 220 low-star reviews in this niche, 22% centre on poor customer support. Example: “No customer service - horrible integration”

What do marketplaces app merchants complain about most? (ebay integration broken)

Across 220 low-star reviews in this niche, 13% centre on ebay integration broken. Example: “Shopify Marketplace Connect's eBay integration ceased to work last month”

Top Shopify Marketplaces apps

Who ranks, what merchants complain about, and whether the niche is growing — read from our own daily crawl of the Shopify App Store.

Apps in niche

248

30-day growth

0.8%

Leader

TikTok

Leader share

25.0%

Top 10 today

as of 13 November 2026

1
MetaShop: Instagram & Facebook
Facebook & Instagram Shoppable post, auto post and post planner/scheduler for Instagram, Facebook, X and Pinterest.
5.0(725)
2
Google & YouTube
Download the Google & YouTube app on Shopify. Sync your products to Google to reach more customers with Performance Max, Google Analytics and YouTube.
4.5(5,605)
3
SPL TikTok Shop Integration
Sync your products & inventory seamlessly in real time across multiple TikTok Shops.
4.9(878)
4
TikTok
Drive traffic and increase sales with TikTok Ads. Sync your Shopify products to TikTok Shop and sell directly to engaged users. Install now!
4.8(15,989)
5
Faire: Sell Wholesale
Grow your wholesale business with exposure to independent retailers worldwide. Sign up to start selling in Faire's B2B marketplace.
4.6(475)
6
Simprosys Google Shopping Feed
Auto-sync AI-optimized Feed for Google Shopping, Microsoft Advertising, Meta Ads, & Pinterest Shopping. Set up conversion tracking & manage Shopping Campaigns.
4.9(4,968)
7
Multifeed Google Shopping Feed
Create high-quality feeds for Google, Meta, TikTok, ChatGPT, Snapchat, Yahoo Ads & custom channels. Runs smoothly from a few to millions of product...
4.9(1,126)
8
Shop
When you build your business on Shopify, you automatically unlock exclusive access to selling on Shop.
4.8(10,206)
9
IG Instagram & Facebook Shop
Transform your social media interactions into sales opportunities with Instagram Sales AI.
4.9(417)
10
Facebook & Instagram
Grow your business on Facebook and Instagram while managing orders, returns and more. Easily promote your products and target accurately using powe...
3.9(5,842)

What merchants complain about

The top three themes across 220 low-star reviews in this niche — grouped from our own corpus, every theme carries a real quote.

inventory and price sync
23% of complaints
“Sync does not work. Screws up prices and inventory - your two most important data points.”
poor customer support
22% of complaints
“No customer service - horrible integration”
ebay integration broken
13% of complaints
“Shopify Marketplace Connect's eBay integration ceased to work last month”

Clustered on 18 September 2026.

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