Netflix Subtitle CPS Validator
Validate SRT/VTT subtitles against the Netflix Timed Text Style Guide: 17 CPS (adult), 42 characters per line, 2 lines, 5/6 s to 7 s duration.
Netflix TTSG (English) — max 17 CPS, 42 chars/line, 2 lines, 0.833s min, 7s max
Netflix's Timed Text Style Guide sets 17 characters/second reading speed for adult English content (20 for children), max 42 characters per line, no more than 2 lines, and durations from 5/6 second to 7 seconds. These are the exact rules Netflix's automated and human QC enforce — fix flagged cues before delivery.
🔒 Subtitles are processed entirely in your browser — never uploaded.
Validate SRT/VTT subtitles against the Netflix Timed Text Style Guide: 17 CPS (adult), 42 characters per line, 2 lines, 5/6 s to 7 s duration.
About Netflix Subtitle CPS Validator
Validate SRT/VTT subtitles against the Netflix Timed Text Style Guide: 17 CPS (adult), 42 characters per line, 2 lines, 5/6 s to 7 s duration. Netflix's Timed Text Style Guide sets 17 characters/second reading speed for adult English content (20 for children), max 42 characters per line, no more than 2 lines, and durations from 5/6 second to 7 seconds. These are the exact rules Netflix's automated and human QC enforce — fix flagged cues before delivery.
How to use Netflix Subtitle CPS Validator
- 1Paste your subtitle file (SRT or WebVTT) into Netflix Subtitle CPS Validator, or open it from disk.
- 2The tool parses every cue and processes it in your browser.
- 3Review the result — flagged issues, converted output or statistics.
- 4Copy or download the corrected/converted file.
Why use Netflix Subtitle CPS Validator?
- ✓Runs entirely in your browser with instant, private results — no data leaves your device.
- ✓Built on a published reference: Netflix Timed Text Style Guide (English).
- ✓100% free with no sign-up, no watermark and no usage limits.
- ✓Works on any device — desktop, tablet or phone — and keeps working offline once loaded.
Frequently asked questions
What does Netflix Subtitle CPS Validator do?+
Validate SRT/VTT subtitles against the Netflix Timed Text Style Guide: 17 CPS (adult), 42 characters per line, 2 lines, 5/6 s to 7 s duration. Netflix's Timed Text Style Guide sets 17 characters/second reading speed for adult English content (20 for children), max 42 characters per line, no more than 2 lines, and durations from 5/6 second to 7 seconds.
Is my data private?+
Yes. Netflix Subtitle CPS Validator runs entirely in your browser — your inputs are never uploaded, stored or logged.
What standard or source is Netflix Subtitle CPS Validator based on?+
It follows Netflix Timed Text Style Guide (English); Netflix Partner Help: Timed Text. Always confirm against the current official document, as specifications and rates can change.
Is Netflix Subtitle CPS Validator free to use?+
Yes — it is completely free with no account, no sign-up and no usage limits. There is no watermark and no paywall.
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