8 Best Alternatives to Klaviyo for Email & SMS Marketing in 2026

Why look beyond Klaviyo

Klaviyo is a marketing automation platform specializing in email and SMS campaigns, particularly for e-commerce businesses. Its core strengths include advanced segmentation, personalized messaging, and robust analytics capabilities [source]. However, organizations may evaluate alternatives for several reasons. Pricing, which scales with contact list size and SMS volume, can become a significant factor for businesses with rapidly expanding audiences or high messaging demands [source]. Feature sets, while comprehensive, might not align perfectly with every business model; for instance, some platforms offer deeper CRM integrations or broader omnichannel capabilities than Klaviyo's primary focus on email and SMS. Furthermore, developer experience, API extensibility, or specific compliance requirements beyond Klaviyo's SOC 2 Type II, GDPR, and CCPA adherence [source] could prompt a search for platforms with different technical architectures or specialized certifications.

Scalability is another consideration. While Klaviyo serves businesses of various sizes, very large enterprises might seek platforms designed for extensive, complex global deployments with specialized support structures. Conversely, smaller businesses or startups might find Klaviyo's feature set more extensive than immediately necessary, preferring a simpler, potentially lower-cost solution for foundational email marketing. The availability of SDKs (Python, Ruby, PHP, Node.js) [source] also plays a role; a developer team proficient in other languages might prioritize platforms with native SDKs in their preferred stack.

Top alternatives ranked

1. 1. Braze — Customer engagement platform for multi-channel messaging

   Braze is a comprehensive customer engagement platform designed for real-time, multi-channel messaging across email, SMS, in-app, web push, and more. It targets medium to large enterprises seeking to orchestrate complex customer journeys and deliver personalized experiences at scale. Braze's strength lies in its robust customer data platform (CDP) capabilities, allowing for deep audience segmentation and real-time data synchronization across various touchpoints. Its Liquid templating language provides extensive customization options for dynamic content, and its experimentation suite supports A/B testing across campaigns. Developers can leverage Braze's SDKs for iOS, Android, Web, and more, alongside a well-documented API for custom integrations and data ingestion [source].

   Best for: Enterprises requiring advanced omnichannel messaging, real-time data processing, and complex customer journey orchestration.

2. 2. Iterable — Growth marketing platform for cross-channel customer engagement

   Iterable is a growth marketing platform that enables businesses to create, execute, and optimize personalized cross-channel campaigns. It focuses on flexibility and extensibility, offering a drag-and-drop workflow builder for customer journeys, dynamic segmentation, and A/B testing. Iterable supports email, SMS, push notifications, in-app messages, and web push, with a strong emphasis on data activation and personalization. Its API-first architecture allows developers to integrate custom data sources and build bespoke experiences, supported by SDKs for various platforms. Iterable is often chosen by companies looking for a highly customizable solution that can adapt to evolving marketing strategies and integrate deeply with their existing tech stack [source].

   Best for: Growth-focused companies needing a flexible, API-driven platform for personalized cross-channel campaigns and rapid experimentation.

3. 3. Mailchimp — All-in-one marketing platform for small businesses

   Mailchimp is an all-in-one marketing platform primarily known for its email marketing services, catering largely to small and medium-sized businesses. It offers an intuitive drag-and-drop email builder, audience segmentation, and basic automation features like welcome series and abandoned cart emails. Beyond email, Mailchimp has expanded to include website builders, landing pages, social media posting, and limited CRM functionalities. Its user-friendly interface makes it accessible for marketers without extensive technical expertise. Mailchimp provides a free plan for up to 500 contacts, making it an entry-level option for startups. While its automation capabilities are not as deep as more enterprise-focused platforms, its breadth of features for small businesses is a key differentiator [source].

   Best for: Small businesses and startups seeking an affordable, user-friendly platform for basic email marketing, website building, and social media management.

4. 4. Salesforce Marketing Cloud — Comprehensive digital marketing suite for enterprises

   Salesforce Marketing Cloud is a comprehensive suite of digital marketing tools designed for large enterprises. It encompasses email marketing (Email Studio), journey building (Journey Builder), social media management (Social Studio), advertising (Advertising Studio), mobile messaging (Mobile Studio), and a customer data platform (Customer 360 Audiences). Its strength lies in its integration with the broader Salesforce ecosystem, providing a unified view of customer data across sales, service, and marketing. Marketing Cloud is built for complex, multi-channel campaigns, offering advanced AI-driven personalization and analytics. The platform requires significant investment in implementation and ongoing management, often necessitating specialized administrators or consultants due to its extensive feature set and complexity [source].

   Best for: Large enterprises requiring a deeply integrated, comprehensive digital marketing suite within the Salesforce ecosystem for complex, data-driven campaigns.

5. 5. Shopify — E-commerce platform with integrated marketing tools

   Shopify is primarily an e-commerce platform that enables businesses to create and manage online stores. While its core offering is store management, it includes integrated marketing tools specifically designed for online retailers. Shopify Email allows merchants to send email campaigns directly from their admin, leveraging customer data and purchase history for segmentation and personalization. The platform also supports SMS marketing through app integrations and offers tools for managing discounts, gift cards, and abandoned cart recovery. Shopify's strength lies in its seamless integration with the e-commerce store, providing a unified platform for sales and marketing. Its app store extends functionality significantly, allowing merchants to add advanced marketing features as needed [source].

   Best for: E-commerce businesses of all sizes looking for an integrated platform that combines online store management with essential marketing and automation tools.

6. 6. Criteo — Commerce media platform for retail and advertising

   Criteo operates as a commerce media platform, focusing on performance marketing for retailers and brands. While not a direct email/SMS marketing platform in the traditional sense, Criteo specializes in retargeting and personalized advertising across various channels, including display ads, native ads, and email. Its email solution, Criteo Dynamic Email, leverages its commerce data to deliver highly personalized product recommendations and offers within emails, aiming to drive conversions. Criteo's strength is its vast network of publishers and its AI engine, which optimizes ad delivery and product recommendations based on real-time shopping behavior. It's often used by e-commerce businesses looking to enhance their existing email efforts with advanced personalization and retargeting capabilities [source].

   Best for: E-commerce businesses seeking to enhance existing email marketing with AI-driven product recommendations and retargeting across display and email channels.

7. 7. Meta Ads (Facebook + Instagram) — Social media advertising for broad reach

   Meta Ads, encompassing Facebook and Instagram advertising, is a platform for creating and managing paid campaigns across Meta's family of apps and services. While not a direct email or SMS marketing platform, it serves as a powerful alternative for customer acquisition, brand awareness, and retargeting through social channels. Businesses can leverage Meta's extensive audience targeting capabilities, including demographics, interests, behaviors, and custom audiences (e.g., customer lists or website visitors), to reach specific segments. Its ad formats include images, videos, carousels, and collection ads, optimized for various objectives like lead generation, website traffic, and conversions. Meta Ads integrates with CRM systems and e-commerce platforms to track performance and manage customer interactions [source].

   Best for: Businesses focused on social media advertising for broad audience reach, e-commerce promotion, lead generation, and brand awareness campaigns.

8. 8. Google Ads — Search and display advertising for intent-driven traffic

   Google Ads is an online advertising platform developed by Google, where advertisers bid to display brief advertisements, service offerings, product listings, or videos to web users. It primarily focuses on search engine results pages (SERPs), Google Display Network, YouTube, and mobile apps. While it doesn't offer direct email or SMS marketing, Google Ads is a critical channel for driving highly intent-driven traffic, generating leads, and increasing online sales through paid search and display campaigns. Its robust targeting options, including keywords, demographics, interests, and remarketing lists, allow businesses to reach users actively searching for their products or services. Google Ads integrates with Google Analytics for comprehensive performance tracking and optimization [source].

   Best for: Businesses aiming to drive website traffic, generate leads, and increase online sales through intent-driven search and display advertising.

Side-by-side

How to pick

Selecting an alternative to Klaviyo involves evaluating your specific business needs, budget, technical capabilities, and long-term marketing strategy. Consider the following decision-tree style guidance:

1. Assess Your Core Marketing Channels:

   • If your primary need is robust email and SMS marketing with advanced segmentation and automation for e-commerce, similar to Klaviyo, then Braze or Iterable are strong contenders for more extensive omnichannel capabilities and enterprise-grade features. For a more budget-friendly option with essential email features, Mailchimp could suffice for smaller businesses.
   • If your focus is heavily on e-commerce store management combined with integrated marketing, Shopify offers a cohesive solution.
   • If your strategy leans towards performance advertising and retargeting across display networks and personalized email recommendations, Criteo specializes in this area.
   • If your goal is primarily customer acquisition and brand awareness through social media, Meta Ads is the direct channel.
   • For capturing intent-driven traffic via search engines, Google Ads is the primary platform.

2. Evaluate Your Business Size and Scalability Requirements:

   • For small businesses or startups with limited budgets and simpler needs, Mailchimp's free tier and user-friendly interface are advantageous.
   • Medium-sized businesses looking for growth and more sophisticated automation might find Iterable a flexible option.
   • Large enterprises with complex data requirements, extensive customer journeys, and a need for deep CRM integration (especially with Salesforce) should consider Braze or Salesforce Marketing Cloud. These platforms are designed for scale and require significant investment in resources and implementation.

3. Consider Your Technical Resources and Integration Needs:

   • If you have a developer team capable of custom integrations and API usage, platforms like Braze and Iterable offer extensive API-first architectures and SDKs (e.g., Braze SDKs [source], Iterable API Reference [source]).
   • If you prefer a more out-of-the-box solution with minimal coding, Mailchimp and Shopify Email provide intuitive interfaces.
   • For businesses heavily invested in the Salesforce ecosystem, Salesforce Marketing Cloud offers the deepest native integration.

4. Analyze Your Budget and Pricing Model Preferences:

   • Klaviyo's pricing scales with contacts and SMS volume. Alternatives like Braze and Iterable typically use Monthly Active Users (MAUs) and message volume, which can be more cost-effective for high-frequency messaging to a smaller, engaged base, or more expensive for very large audiences.
   • Mailchimp offers a free tier and tiered pricing based on contacts, making it generally more affordable for smaller lists.
   • Salesforce Marketing Cloud involves significant enterprise-level costs.
   • Criteo, Meta Ads, and Google Ads operate on performance-based or bid-based models (e.g., CPC, CPM), where costs are directly tied to ad spend and campaign results.

5. Review Compliance and Data Privacy Requirements:

   • Ensure any chosen alternative meets your necessary compliance standards (e.g., GDPR, CCPA, SOC 2). Most reputable platforms provide documentation on their compliance certifications.

By systematically evaluating these factors against your business context, you can identify the Klaviyo alternative that best aligns with your strategic objectives and operational capabilities.