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

Across 174 low-star reviews in this niche, 32% centre on poor customer support. Example: “NO ONE is available on chat”

What do sms marketing app merchants complain about most? (billing after uninstall)

Across 174 low-star reviews in this niche, 26% centre on billing after uninstall. Example: “I was charged for the month I didn't use the service and am yet to receive the refund.”

What do sms marketing app merchants complain about most? (deliverability and bugs)

Across 174 low-star reviews in this niche, 23% centre on deliverability and bugs. Example: “emails weren't being sent to my customers.”

Top Shopify SMS marketing 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

162

30-day growth

0.9%

Leader

Shopify Messaging

Leader share

20.7%

Top 10 today

as of 13 November 2026

1
Klaviyo: Email Marketing & SMS
Klaviyo is a leading email and sms marketing app for Shopify. Improve your marketing ROI with our templates to deliver personalized email and sms campaigns.
4.7(3,434)
2
TxtCart AI: SMS Marketing
Grow sales with TxtCart for Shopify. Recover abandoned carts, send SMS campaigns, automate flows, and grow your list with AI-powered text marketing.
4.9(566)
3
YSMS ‑ SMS Marketing
Boost Shopify sales with YSMS automated SMS marketing. Recover abandoned carts, send targeted campaigns, and track ROI. Pay-as-you-go pricing. Try free today!
4.7(66)
4
Mailchimp Email SMS Marketing
Sync customers, products, and order data to grow customers with Mailchimp automated emails and SMS, retargeting, and customer win back automations.
4.8(1,572)
5
Yozo: Email,SMS, CX AI Agent
AI full-stack marketing agent for Shopify stores—autonomously runs campaigns, optimizes listings, recovers carts and converts traffic into revenue
5.0(35)
6
Brevo PushOwl: Email,Push,SMS
Get Brevo’s Email Marketing, Web Push Notifications, & SMS Marketing Suite for Shopify- with powerful features like pop ups, newsletters, back in stock, & more!
4.8(2,317)
7
Shopify Messaging
Create customized email, SMS, and WhatsApp campaigns all in one place. Use Sidekick to personalize emails to match your brand, or choose from ready...
4.8(4,823)
8
Omnisend Email Marketing & SMS
Omnisend is the Shopify email marketing app for email, SMS & popups, used by 100K+ brands. Create AI campaigns in ChatGPT or Claude via MCP and sell more.
4.7(3,202)
9
CWILL Back in Stock Notify Me!
Out-of-stock products shouldn’t mean lost sales. CWILL Back in Stock helps merchants recover lost sales with customizable back-in-stock campaigns ...
4.8(627)
10
Sender Email Marketing & SMS
Email marketing built for Shopify stores: abandoned cart, welcome, and winback flows, plus SMS and popups. Free for 2,500 subscribers; no card required.
4.8(18)

What merchants complain about

The top three themes across 174 low-star reviews in this niche — grouped from our own corpus, every theme carries a real quote.

poor customer support
32% of complaints
“NO ONE is available on chat”
billing after uninstall
26% of complaints
“I was charged for the month I didn't use the service and am yet to receive the refund.”
deliverability and bugs
23% of complaints
“emails weren't being sent to my customers.”

Clustered on 18 September 2026.

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