SMS marketing for eCommerce

Connect with customers through direct messaging

Increase transactions and propel efficiency with String’s automated messaging solutions. Excite shoppers with:

  • Promos & perks

    Reward customers with incentives, BOGO and "Refer a Friend" offers
  • Coupons

    Send exclusive discounts & deals
  • Customer service channel

    Answer customer questions over text

Multiply your multitasking superpowers with String’s premium text and voice optimization, personalized mass messaging, keyword autoresponders, and extensive integrations.

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Modern customer engagement

Website and online store messaging solutions

98% open rates in SMS marketing make String’s SMS and voice solutions an essential for ecommerce professionals. String’s automated text messaging provides ease-of-use, affordability, and power-packed versatility.

Empower your superhero staff with String’s dynamic customization options. Convert one-time visitors into committed customers through SMS coupon codes and exclusive benefits for returning guests.

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  • Automations

    Flexibility at your fingertips. Stay ahead of the game with String’s countless automations. Use built-in templates and keyword autoresponders to send coupon codes, promotional campaigns and more.
  • 1-to-1 Texting & SMS Blasts

    Use 1-to-1 text messaging to send purchase confirmations and shipping updates. Or expedite your communications by providing text-based customer service options. Segment mass messages and blasts to specific subscriber lists.
  • Contact List Management

    Don’t get lost in your inbox. Easily organize contact lists with tags and notes. Immediately find subscribers, customers and vendors with search and filter features.

SMS texting service for online merchants

Generate Demand

Do you serve a unique or specific market? Broaden your brand visibility with proactive automated text messaging. Generate ongoing demand with String’s automated SMS and MMS messaging. Instantly send discounts, deals and new product images to subscribers.


With SMS response rates averaging up to 8x’s higher than email responses, String’s text solutions provide advantages you can’t afford to miss. Maximize your marketing reach with creative campaigns and automated keyword responders. Expand your subscriber base with “Refer a Friend” promotions and first-time shopper bonuses.

Follow Up

String’s intuitive follow-up features coupled with multiple user access give your support staff self-replicating superpowers. String’s vast customization opportunities help expedite out-of-this-world customer journeys, build rapport, increase efficiency and and nurture satisfied and returning customers.

Stay relevant to your client’s communications considerations. With over 20 robust features, String lets you superpower your conversations, scale up your responsiveness, and never miss a message again.

Professional SMS Solutions

Quickly generate leads

Automate follow ups

Blast customer promotions

Manage texts and calls

Improve response rates

9 in 10 consumers prefer to text with their favorite businesses. Are your customer touchpoints built for a messaging-first, remote world?

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Designed to automate your business messaging


Import, add, tag and note to organize & segment your contacts.


Mass Texting

Send mass messages to specific audiences at the same time.

Segment Tags

Tag contacts to segment and send targeted, relevant messages.


Keyword Responses

Create keyword campaigns to build lead lists, run promotions, etc.

Message Templates

Preformatted and personalizable text message templates.


Connect web apps you already use to your String account.

WiFi Calling

Place and receive calls over WiFi in app or on the web.

Multiple Numbers

Add multiple phone numbers, each with separate inboxes.

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Increase customer retention and engagement

Add keywords to ads, social media and influencer campaigns, websites and automated messages to create targeted announcements and advertisements. Never miss a customer with multiple user access, 1-to-1 messaging, autoresponses, built-in-templates and customized keyword responders.

Capture attention and never miss a sale

  • Improve efficiency

    Strengthen your customer service channels with tools like automated text replies and voicemail transcription features.
  • Update & organize contact lists

    Use filter features to quickly tag and segment specific types of customers and subscribers.
  • Foster loyalty

    Create exclusive rewards and incentive “clubs” for loyal customers.
  • Personalize messages

    Personalization fields tailor texts to client’s first names.

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Thousands of app integrations

Infinite possibilities. Integrate with thousands of platforms like Shopify, eBay, ShipStation and ThriveCart to centralize your management and marketing flow. Connect to email, social media, CRM and countless consumer engagement tools directly from your String account.








Constant Contact

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Power-up your number or get a new one

  • Add superpowers to your existing phone number
    Transfer your existing phone number to String to begin using texting, calling, and direct messaging superpowers.
  • Get a new String phone number of your choice
    String includes a local phone number of your choice, along with millions of options for toll free, premium and vanity phone numbers for purchase.

Get String Today