WebLOAD - WebLOAD - The most flexible and cost effective software for enterprise load, stress and performance testing, integrated with DevOps processes. Click for details
Loader.io - Loader.io is a simple cloud-based load testing service
OctoPerf - OctoPerf is a SaaS load testing solution, based on JMeter.
LoadFocus - Cloud Testing Infrastructure | Cloud Testing Services and Tools for Websites & APIs.
SmartMeter.io - Performance Testing with Enterprise-Level Features with a familiar jMeter interface
Loadium - Performance Testing & Load Testing Tool