Amazon Prime Video Subtitle QC
Check captions against Amazon Prime Video's timed-text spec: up to 20 CPS, 42 characters per line, 2 lines, minimum 5/6 s.
Amazon Prime Video — max 20 CPS, 42 chars/line, 2 lines, 0.833s min, 8s max
Amazon's Prime Video timed-text guidelines allow a slightly faster 20 CPS reading speed with the same 42-character, 2-line limits. Durations run from 5/6 second up. Amazon ingest QC checks these automatically — this catches the violations before your delivery is rejected.
🔒 Subtitles are processed entirely in your browser — never uploaded.
Check captions against Amazon Prime Video's timed-text spec: up to 20 CPS, 42 characters per line, 2 lines, minimum 5/6 s.
About Amazon Prime Video Subtitle QC
Check captions against Amazon Prime Video's timed-text spec: up to 20 CPS, 42 characters per line, 2 lines, minimum 5/6 s. Amazon's Prime Video timed-text guidelines allow a slightly faster 20 CPS reading speed with the same 42-character, 2-line limits. Durations run from 5/6 second up. Amazon ingest QC checks these automatically — this catches the violations before your delivery is rejected.
How to use Amazon Prime Video Subtitle QC
- 1Paste your subtitle file (SRT or WebVTT) into Amazon Prime Video Subtitle QC, 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 Amazon Prime Video Subtitle QC?
- ✓Runs entirely in your browser with instant, private results — no data leaves your device.
- ✓Built on a published reference: Amazon Prime Video timed-text specification.
- ✓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 Amazon Prime Video Subtitle QC do?+
Check captions against Amazon Prime Video's timed-text spec: up to 20 CPS, 42 characters per line, 2 lines, minimum 5/6 s. Amazon's Prime Video timed-text guidelines allow a slightly faster 20 CPS reading speed with the same 42-character, 2-line limits.
Is my data private?+
Yes. Amazon Prime Video Subtitle QC runs entirely in your browser — your inputs are never uploaded, stored or logged.
What standard or source is Amazon Prime Video Subtitle QC based on?+
It follows Amazon Prime Video timed-text specification. Always confirm against the current official document, as specifications and rates can change.
Is Amazon Prime Video Subtitle QC 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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