Akka vs. Ably Realtime

Akka is a platform to build and run apps that are elastic, agile, and resilient. Industry titans and disruptors rely on Akka when application responsiveness must be guaranteed. Engineering teams use a simple SDK and powerful libraries to build transactional, durable, and real-time services that distribute logic and data together. Operations are fully automated in serverless and BYOC environments, and a self-hosted option is available.

Ably helps teams deliver resilient AI UX and high-performance live experiences that stay fast and in sync worldwide. We provide the global realtime layer for AI agents, chat, notifications, live dashboards, and collaboration - engineered to handle peak demand without self-managed infrastructure. Teams like HubSpot and Intercom use Ably to avoid the cost and complexity of building and operating realtime systems, while still getting predictable performance at serious scale, handling 2T+ API operations per month.