7 Best Alternatives to OneSignal for Customer Engagement in 2026

Why look beyond OneSignal

OneSignal provides a suite of tools for customer engagement, primarily focusing on push notifications, email, in-app messaging, and SMS. Its SDKs support a range of platforms including Android, iOS, and Web, with additional support for frameworks like Flutter and React Native, making it accessible for developers seeking to implement messaging functionalities. The platform offers a free tier for up to 10,000 subscribers and scales with paid plans. However, organizations may consider alternatives for several reasons. Some may require more advanced personalization and segmentation capabilities than OneSignal's standard offerings. Others might seek deeper integration with existing CRM or analytics systems, or a platform that provides more granular control over message delivery and A/B testing beyond the features available in OneSignal's developer console. Specific industry compliance requirements or a need for more extensive customer support options could also drive the search for a different solution. Finally, businesses with highly complex multi-channel orchestration needs or those operating at enterprise scale may find that other platforms offer more comprehensive solutions for managing sophisticated customer journeys across numerous touchpoints.

Top alternatives ranked

1. 1. Braze — Comprehensive customer engagement for large-scale, personalized campaigns

   Braze is a customer engagement platform designed for real-time, personalized messaging across multiple channels, including push notifications, email, in-app messages, and SMS. It emphasizes a data-driven approach, allowing businesses to collect and act on customer data to create highly targeted campaigns. Braze's platform integrates with various data sources and marketing technologies, providing a unified view of the customer. Developers can utilize its APIs and SDKs to build custom integrations and extend its functionality. The platform is often chosen by enterprises requiring advanced segmentation, A/B testing, and complex customer journey orchestration. Braze supports a wide array of SDKs for mobile, web, and server-side applications, facilitating integration into existing tech stacks. Its focus on real-time data processing enables dynamic content delivery and personalized user experiences.

   Best for: Enterprise-level businesses requiring advanced personalization, multi-channel orchestration, and real-time data integration for customer engagement.

   Official site: Braze.com

2. 2. Iterable — Flexible growth marketing platform with robust API-first architecture

   Iterable is a growth marketing platform that enables businesses to create, execute, and optimize personalized customer experiences across email, push, SMS, and in-app channels. It is built with an API-first approach, offering developers extensive flexibility to integrate with existing systems and build custom workflows. Iterable provides tools for segmentation, A/B testing, and workflow automation, allowing marketers to design complex user journeys. Its data platform unifies customer data from various sources, facilitating comprehensive analytics and insights into campaign performance. The platform is suitable for companies that prioritize developer control and the ability to customize their marketing stack. Iterable's emphasis on experimentation and optimization helps businesses refine their engagement strategies and improve conversion rates through iterative testing.

   Best for: Growth-focused companies and developers seeking an API-first platform with strong customization capabilities for multi-channel marketing automation.

   Official site: Iterable.com

3. 3. Airship — Mobile-first customer engagement for app-centric experiences

   Airship specializes in mobile customer engagement, offering solutions for push notifications, in-app messaging, and mobile wallet. Its platform is designed to help businesses create personalized, contextually relevant mobile experiences. Airship provides robust segmentation capabilities, A/B testing, and predictive AI features to optimize message delivery and content. The platform's SDKs are optimized for mobile applications, supporting both iOS and Android, and facilitate the integration of rich media and interactive elements into notifications. Airship is particularly strong for companies where the mobile app is a primary customer touchpoint, offering tools to drive app adoption, retention, and monetization. Its focus on mobile extends to location-based messaging and deep linking, enhancing the relevance of communications within the app ecosystem.

   Best for: Businesses with a strong mobile app focus, seeking advanced features for in-app messaging, push notifications, and mobile wallet management.

   Official site: Airship.com

4. 4. Google Ads — Digital advertising for search, display, and video campaigns

   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 operates on a pay-per-click (PPC) model, but also offers campaign types for impressions and conversions. Google Ads enables businesses to reach users across Google Search, YouTube, Google Display Network, and mobile apps. While not a direct competitor in customer engagement messaging like OneSignal, it serves as an alternative for driving traffic and acquiring users who can then be engaged through other means. Its extensive targeting options, ranging from demographics and interests to keywords and retargeting lists, allow for granular control over audience reach. Developers can interact with Google Ads through its various APIs to automate campaign management, reporting, and optimization processes, making it a powerful tool for scaling advertising efforts.

   Best for: Businesses focused on paid user acquisition, driving website traffic, and generating leads through search, display, and video advertising.

   Official site: Google Ads

5. 5. Meta Ads (Facebook Ads) — Social media advertising for broad audience reach and engagement

   Meta Ads, encompassing Facebook Ads and Instagram Ads, is an advertising platform that allows businesses to run campaigns across Meta's family of apps and services. It provides extensive targeting capabilities based on demographics, interests, behaviors, and custom audiences, enabling advertisers to reach specific user segments. While OneSignal focuses on direct messaging channels, Meta Ads offers an alternative for initial user acquisition and engagement through social media feeds, stories, and Messenger. The platform supports various ad formats, including images, videos, carousels, and instant experiences, suitable for brand awareness, lead generation, and e-commerce sales. Developers can leverage the Facebook Marketing API to programmatically manage campaigns, create ads, and pull performance data, integrating advertising efforts with other business systems. The platform's broad reach and detailed audience insights make it a strong option for businesses looking to expand their customer base through social advertising.

   Best for: Companies aiming for broad audience reach, social media engagement, and lead generation through targeted advertising on Facebook and Instagram.

   Official site: Facebook Business

6. 6. LinkedIn Ads — Professional networking and B2B lead generation advertising

   LinkedIn Ads is an advertising platform tailored for B2B marketing, professional networking, and talent acquisition. It allows businesses to target professionals based on job title, industry, company size, skills, and seniority, making it effective for reaching specific business audiences. Unlike OneSignal, which focuses on direct customer messaging, LinkedIn Ads provides an avenue for lead generation, brand building, and content promotion within a professional context. Advertisers can run various campaign types, including Sponsored Content, Message Ads, Dynamic Ads, and Text Ads, to achieve objectives such as website visits, lead generation, and video views. The platform offers robust analytics to track campaign performance and audience engagement. While a different modality than direct messaging, it serves as a crucial tool for companies looking to engage with a professional audience and generate B2B leads, often complementing broader marketing strategies. Developers can utilize the LinkedIn Marketing Developer Platform to integrate advertising data and manage campaigns programmatically.

   Best for: B2B companies, recruiters, and marketers focused on professional networking, lead generation, and thought leadership among business audiences.

   Official site: LinkedIn Marketing Solutions

7. 7. TikTok Ads — Short-form video advertising for Gen Z and millennial audiences

   TikTok Ads is an advertising platform designed for reaching younger demographics through short-form video content. It offers various ad formats, including In-Feed Ads, TopView, Brand Takeovers, and Branded Hashtag Challenges, enabling creative and engaging campaigns. While OneSignal focuses on direct messaging, TikTok Ads provides an alternative for brand awareness, user acquisition, and direct response through viral content and influencer marketing. The platform's strong algorithmic recommendation system allows for effective audience targeting, reaching users based on their interests and behaviors within the app. TikTok Ads is particularly effective for businesses looking to connect with Gen Z and millennial audiences and leverage the power of video storytelling. Developers can access the TikTok For Business API to manage campaigns, retrieve data, and automate advertising operations, integrating it into a broader digital marketing strategy focused on dynamic, short-form video content.

   Best for: Brands targeting Gen Z and millennial audiences, seeking to leverage short-form video content for brand awareness and direct response campaigns.

   Official site: TikTok Ads

Side-by-side

How to pick

Selecting an alternative to OneSignal requires evaluating your specific business needs, technical capabilities, and strategic goals. Consider the following decision-tree style guidance:

• Are you primarily focused on enhancing direct customer engagement within your app or website?
  • If your priority is advanced personalization and multi-channel journey orchestration for a large, complex customer base, consider Braze or Iterable. These platforms offer deeper segmentation, A/B testing, and automation capabilities that scale with enterprise needs.
  • If your primary focus is on mobile app user engagement and retention, Airship specializes in mobile-first features like in-app messaging, push notifications, and mobile wallet, making it suitable for app-centric businesses.
• Is your main goal user acquisition and reaching new audiences through paid channels?
  • If you need to drive traffic and generate leads via search engines and display networks, Google Ads is the primary platform for broad reach and keyword targeting.
  • If your target audience is active on social media and you aim for broad awareness and engagement through visual ads, Meta Ads (Facebook & Instagram) offers extensive demographic and interest-based targeting.
  • For B2B lead generation and reaching professionals, LinkedIn Ads provides unique targeting capabilities based on industry, job title, and company.
  • If your demographic skews younger (Gen Z, millennials) and you want to leverage short-form video for brand awareness and direct response, TikTok Ads is a strong contender.
• Do you require extensive developer control and API-first flexibility?
  • Platforms like Iterable are built with an API-first approach, offering significant customization and integration capabilities for developers who need to build bespoke solutions.
  • Braze also provides comprehensive APIs and SDKs for deep integration and data synchronization, suitable for development teams that require granular control over their marketing stack.
• What is your budget and expected scale?
  • For smaller businesses or those just starting with customer engagement, OneSignal's free tier and transparent pricing may be sufficient.
  • Enterprise-grade solutions like Braze and Airship typically come with higher costs but offer advanced features and dedicated support necessary for large organizations with complex requirements.
  • Advertising platforms like Google Ads, Meta Ads, LinkedIn Ads, and TikTok Ads operate on a bidding model, where costs are directly tied to campaign performance and budget allocation.
• What are your compliance and data privacy requirements?
  • Ensure any chosen alternative aligns with your industry's specific compliance needs (e.g., GDPR, CCPA, HIPAA) and data handling policies. Review each platform's documentation on data security and privacy practices.