OneSignal has an interface that non-devs can easily use, impeccable service, and the consistent system uptime that make pushes reliable. They've improved click-through rate and retention across the board.
OneSignal uses bleeding edge hardware and a highly optimized network infrastructure to deliver 850,000+ notifications per second. According to HQ, “OneSignal has improved click-through rate and retention across the board.”
Database Servers: OneSignal’s dedicated database servers leverage NVMe SSDs, which provide read speeds of 5GB/second and 1,000,000 4k IOPS. OneSignal is 500% faster than systems using traditional SSDs.
Programming Language: OneSignal’s stack is written in Rust, a blazingly fast systems programming language designed to guarantee thread safety and prevent segfaults.
Optimized Network: With OneSignal’s Lightspeed Technology, notification delivery is parallelized across 32 thread; messages are sent via an optimized network stack provisioned to handle high bursts of notification traffic.
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