Best Transactional SMS Apps Shopify apps in 2026 [Updated]
PickYourApp Review Team
6 min read
•
Oct 23, 2025
The best Shopify transactional SMS apps help merchants connect with customers through automated text messages, order notifications, and cart recovery campaigns. From COD order verification and WhatsApp integration to comprehensive SMS marketing solutions, these tools enable direct mobile communication for order updates, abandoned cart reminders, and promotional messages. Whether you need simple order notifications or full-featured SMS automation, these apps provide essential features to keep customers informed and engaged throughout their shopping journey.
-
#1. Verify COD via OTP, Offer split payments upfront, add fees or convert COD to prepaid
Manage COD orders more effectively with OTP verification and partial payment options. This app helps reduce fake orders and returns (RTO) by confirming customer intent through SMS or WhatsApp verification. Collect split payments upfront to filter genuine buyers and secure order commitment. Add custom COD fees or offer prepaid conversion discounts to encourage advance payments. Control COD availability based on location, order value, or product type. With timely order updates and flexible payment options, you can improve delivery success rates and protect your COD revenue. Available for merchants in India and Egypt, COD King makes cash-on-delivery transactions more reliable and profitable for your store.Install from Shopify App Store
-
#2. WhatsApp button for chat support, order confirmation, verify COD, abandoned cart, API Integration
Connect with customers directly through WhatsApp using this comprehensive chat and marketing solution. The app features a single widget that combines WhatsApp support chat, FAQs, order tracking, and contact options. Send automated messages for abandoned cart recovery, order confirmations, COD verifications, and review requests. The built-in shared inbox lets multiple support agents manage customer conversations efficiently. Use WhatsApp Business API to run broadcast campaigns and marketing promotions with ready-to-use templates. Monitor and respond to customer queries through the mobile app, making cart recovery and order management convenient. Set custom availability times and integrate WhatsApp chat buttons anywhere on your store for seamless customer communication.Install from Shopify App Store
-
#3. All-in-One platform to boost Black Friday Sales: Email Marketing, SMS, Popups, Reviews, WhatsApp.
Sendvio combines essential marketing tools - email marketing, SMS, WhatsApp, product reviews, and popups - in one complete Shopify platform. The system focuses on high deliverability rates to maintain your sender reputation while offering ready-to-use automation workflows for cart recovery, customer re-engagement, and repeat sales. Display authentic product reviews with customizable carousels to build trust. Choose from seasonal email templates for major shopping events like Black Friday and Halloween. The platform includes multilingual support for both email and SMS campaigns, with a no-code setup that gets you started immediately. All features work seamlessly with your Shopify store, making customer communication and marketing automation straightforward and effective.Install from Shopify App Store
-
#4. Boost engagement and drive more revenue with targeted email marketing and SMS.
Drive more sales with targeted email marketing and SMS campaigns that deliver results. Create customizable forms and pop-ups to grow your subscriber lists, then segment customers based on their shopping behavior and site activity. Design and launch multi-channel campaigns that convert, while automated flows handle Welcome messages, Abandoned Cart recovery, and Low Stock alerts. Our AI-powered tools help optimize your messaging, with flexible pay-as-you-send pricing that scales with your business. Track performance through detailed dashboards showing revenue, engagement, and campaign metrics. Get 24/7 support to maximize your email and SMS marketing success.Install from Shopify App Store
-
#5. Grow smarter with AI-powered marketing and service automation for email marketing, SMS, and more.
Klaviyo combines AI-powered marketing automation with Shopify's robust platform to deliver personalized email marketing, SMS, and customer service solutions. The platform syncs your Shopify data instantly, giving you real-time insights and accurate customer information. With connections to over 350 apps and AI tools like Marketing Agent and Customer Agent, you can create targeted segments, automated workflows, and on-brand campaigns that convert browsers into buyers. Whether you're sending emails, SMS messages, WhatsApp notifications, or managing customer service interactions, Klaviyo helps you deliver personalized experiences that drive sales. Join over 117,000 brands using Klaviyo's B2C CRM to grow their business through data-driven marketing automation.Install from Shopify App Store
-
#6. Boost sales with omni-channel marketing via WhatsApp, SMS, and Web Push campaigns & automations
Reach more customers through an integrated marketing platform combining WhatsApp, SMS, and Web Push notifications. Build your subscriber base and run targeted campaigns across multiple channels to increase sales. Automatically recover lost revenue with smart cart and checkout abandonment messages, while driving additional sales through back-in-stock and price drop alerts. The intelligent channel optimization ensures your messages reach subscribers through their preferred communication method without duplicate sending. Create custom signup forms, design engaging campaigns, and automate key customer communications - all from one central dashboard.Install from Shopify App Store
-
#7. Boost sales with a good strategic multi-channel marketing automation & campaigns.
Drive more sales with this complete marketing automation solution for web push notifications, email, and SMS. The app features ready-to-use workflows for welcome messages, abandoned cart recovery, back-in-stock alerts, price drop notifications, and customer winback campaigns. Create strategic multi-channel marketing sequences using the visual workflow builder, perfect for cross-selling and review requests. Track your success with detailed reporting on subscriber growth and recovered sales. The platform makes it simple to sync existing customers and launch targeted campaigns that bring shoppers back to your store. Whether you need automated checkout recovery or want to run promotional offers, this all-in-one marketing tool helps increase your store's revenue through personalized customer engagement.Install from Shopify App Store
-
#8. Send SMS/WhatsApp Notifications to Customers about their Order Status and Recover Abandoned Carts
Keep your customers informed with automated SMS and WhatsApp notifications for every step of their shopping journey. Send instant updates about order status, payment reminders, stock availability, and cart abandonment directly to both customers and store admins. The app lets you personalize message content and sender IDs while offering flexibility to use your preferred SMS gateway or our built-in service. Create custom notification templates for different scenarios like order confirmations, cancellations, and inventory updates. Works perfectly with Shopify's Horizon theme and supports multiple SMS providers including Twilio, ClickSend, and MSG91. Reduce abandoned carts and improve customer engagement through timely, automated messaging that keeps shoppers connected to your store.Install from Shopify App Store
-
#9. Send targeted SMS campaigns and automate customer messaging to increase sales and engagement rates
YSMS helps you run effective SMS marketing campaigns with smart automation features. Send targeted messages based on customer behavior and shopping data to increase engagement. Automatically recover abandoned carts, notify customers when items are back in stock, and keep them updated on their orders. Track your SMS campaign success with detailed analytics showing clicks, conversions, and return on investment. The app includes ready-to-use templates and supports multiple languages, making it simple to start messaging customers right away. Set up automated flows for welcome messages, birthday offers, and customer win-back campaigns. The pay-as-you-go pricing ensures you only pay for messages you actually send. With Shopify Flow integration, you can easily connect SMS marketing to your existing store operations.Install from Shopify App Store
-
#10. Use Cash on Delivery - COD Verification app to reduce RTO. Charge a fee for Cash on Delivery Orders.
Cash on Delivery (COD) payment helps grow e-commerce sales but often leads to costly returns and fake orders. This COD verification app helps reduce return-to-origin (RTO) rates by confirming orders before shipping. The app sends verification OTPs through SMS or WhatsApp, with IVR calling as backup when messages fail. You can also set up COD fees to offset handling costs. The verification process filters out fraudulent orders and helps analyze ordering patterns, protecting your business from losses due to bogus COD orders. Make your COD operations more secure and profitable with simple order verification steps.Install from Shopify App Store