Check subtitle reading speed and layout risks
Analyze CPS, line length, and cue duration so you can spot readability problems fast.
Useful for QA passes when captions look technically valid but still feel hard to read.
Input
Paste subtitle content or load a local file.
Accepted formats: .srt, .vtt
Output
Review the generated file, then copy or download it.
Run the tool to generate output.
Related tools
Subtitle Cleaner
Normalize cue numbering, line breaks, and invalid blocks into a cleaner delivery-ready SRT file.
Subtitle Time Shift
Move every cue forward or backward by a fixed amount and clamp negative timestamps safely.
SRT to Text
Extract plain transcript text from an SRT file without timestamps or cue numbers.