// Market leader in online live captioning since 2006
Professional captions and subtitles in 50+ languages — live or on-demand. Trusted by Microsoft, Oracle, Thomson Reuters, and the ATP.
// What we do
Expert human captioners deliver accurate subtitles for your video library — fast. Upload or link your media and receive broadcast-quality files in your chosen format.
NCRA-qualified stenographers type at 200+ WPM to deliver real-time captions for conferences, keynotes, and live streams — with unmatched accuracy and sub-second latency.
The only solution enabling player-based live captions and automatic translation on the Azure Media Player. Powering Microsoft Build and Ignite keynotes for hundreds of thousands of viewers worldwide.
A free, intuitive DIY captioning tool for creators who want full control. Upload your video, add your captions, and export — no account required to get started.
Average video completion rate
SubPLY's internal trial data shows a dramatic lift in audience engagement. Captions aren't just an accessibility feature — they're a retention tool that pays for itself.
// Trusted by industry leaders
Start with our free DIY tool, or talk to our team about professional live or on-demand captioning.