Top Messaging Startups in 2027

Regroup is the leading Mass Messaging System. With the click of a button, you can easily message contacts via Text message, Voice message, Facebook, Twitter, Email, and your own website. Regroup is the official emergency notifications partner for Datatel and Sungard Higher Education (Ellucian). Regroup is a market leader in ease of use, value, message speed and reliability, and integrations. Regroup regularly saves organizations money while improving internal and external communications.

Mio powers seamless communication between Google, Microsoft Teams, Slack, & Zoom.

PocketSuite is a YC-backed mobile platform for service businesses, ranging from fitness trainers, photographers, and home cleaners to dog trainers, hairstylists, therapists, and life coaches. Businesses use PocketSuite to get booked, paid, and message their clients. We make the work of running your own business simple for solo operators and small teams. PocketSuite empowers the U.S. market of 20 million service professionals generating $800 billion in sales with a mobile cloud solution for running their business. Thousands of businesses run on PocketSuite. Over 500,000 clients book and pay their Pros on PocketSuite today and we're growing fast.

How can we help you today? At TigerConnect, we connect patients with their care teams so that collaboration occurs, communication to and from patients is vigorous, and healthcare information is always readily available from trusted sources. Today the continuum of patient care goes beyond the confines of a doctor's office to wherever patients and caregivers are. We provide a vital data-secure platform for care. That platform gives the consumer a tool they can comfortably manage, and is as easy to use as a mainstream messaging app. Our platform works in ways others do not because we understand clinical workflow and the demands of today's healthcare systems. Over 6,000+ organizations currently rely on TigerConnect to power vital daily communication for hundreds of thousands of healthcare professionals. With millions of messages sent daily, TigerConnect is connecting care teams 5 times more than our closest competitor. How does TigerConnect establish stability and reliability? Our platform is 100% cloud-based, easy to install and produces immediate results. Vital data is not only out there, it's backed up with 99.99% uptime and no maintenance downtime. We're always there for you. Results that inspire. Modernizing healthcare. TigerConnect. How can we help you today?

Cubby is the AI-native platform for self-storage operators. Everything you need to operate, grow, and delight — all in one platform. We're building for the 35,000+ operators competing in a $75+ billion industry facing massive institutional consolidation. Our integrated platform — facility management, e-commerce, revenue management, call center, and Voice AI — gives operators the technology advantage to win. We're a Series A company serving 300+ operators across North America. We're backed by top-tier investors and 28+ industry advisors who give us the access and credibility to compete against legacy systems like Storable. We move fast, build thoughtfully, and obsess over our customers. If that sounds like your kind of team, we'd love to hear from you.

Trusted by over 2,000 enterprises across 70 countries, we unify WhatsApp, Instagram, Messenger, SMS, Website Live Chat, and more into a single, clutter-free workspace—so your team can focus on building relationships that convert. Seamlessly integrated with your e-commerce, payments, calendar, and CRM systems, our AI Revenue Agent understands customer history, recommends products, collects payments, and schedules appointments—handling the entire journey from inquiry to sale. Designed for AI-human collaboration, SleekFlow’s Inbox Copilot centralizes communication, automates repetitive tasks, and highlights next steps and upsell opportunities. This empowers your team to close more deals with less effort. SleekFlow is located in Singapore, Hong Kong, Malaysia, Indonesia, Brazil, and the UAE. In Jun 2025, the Series A+ startup secured an additional funding round, bringing its total capital raised to USD $23.5 million. Investors include Tiger Global, Atinum Investment, AEF Greater Bay Area Fund (managed by Gobi Partners GBA and Transcend Capital Partners), Moses Tsang (Former General Partner of Goldman Sachs Group and Chairman of Goldman Sachs (Asia) LLC), and Mars Growth Capital.

Relay Network establishes a lasting, digital connection between businesses and their customers on a secure mobile communication channel that drives interactions and enhances the customer experience. Users connect with businesses to receive a personalized stream of interactive, service-based communications that guide them through meaningful moments in the customer journey. Headquartered in greater Philadelphia, PA, Relay is backed by NewSpring Capital and First Round Capital. For more information, visit relaynetwork.com or connect with Relay on Facebook and on Twitter at @Relayit. Relay, Relay Wire, and Wire are trademarks and service marks of Relay Network, LLC.

We are redefining business communications once again. We're making communications more flexible, intelligent, and personal, to help enterprises the world over, stay ahead. We provide unified communications, contact centers and programmable communications APIs, built on the world's most flexible cloud communications platform. True to our roots as a technology disruptor, our flexible approach helps us to better serve the growing collaboration, communications, and customer experience needs of companies, across all communications channels.

Brightside is a financial assistant powered by machine learning offered by companies as a premium benefit to their employees. In addition to expert guidance, employees can access a pool of financing products with unique terms to reduce cost of debt, build short term savings and optimize for retirement savings. Brightside is ad free and absolutely unbiased as it doesn't receive any commissions from financial services companies.

Institute of Free Technology provides the Technical, Financial, Legal, People Operations, Branding & awareness services to a wide portfolio of open source projects. Currently our growing portfolio includes Status, Logos, Codex, Waku, Nimbus, Nomos, Keycard. More about each project, here: free.technology As a team, IFT is completely distributed since inception. Our team is currently 200+ core contributors strong, and welcomes a growing number of community members from all walks of life, scattered all around the globe. We care deeply about open source, and our organizational structure has minimal hierarchy and no fixed work hours. We believe in working with a high degree of autonomy while supporting the organization's priorities.