Line length optimizer for captions

Tool

Run the tool

Add your inputs below and Ubetoo will return the result, output, or generated file in the result panel.

34-character caption wrap

Paste subtitle text Import subtitle file

Caption or subtitle text

Paste plain caption text or full SRT/VTT content. The tool keeps cue timing when subtitle blocks are present.

Caption file

Import an SRT, VTT, or TXT caption file.

Max characters per line

Max lines per caption

Reset

What you can do here

Common ways this tool gets used

Long subtitle cue -> two cleaner caption lines
Uploaded SRT file -> downloadable optimized caption file

How to use this tool well

This preserves timing when SRT or VTT cue blocks are present.
It is especially useful when auto-caption exports run too long per line for small screens.

Quick examples

Long subtitle cue -> two cleaner caption lines
Uploaded SRT file -> downloadable optimized caption file

Related tools

Frequently asked questions

What is the line length optimizer for captions built for?

Reflow caption and subtitle text into cleaner screen-width lines so mobile, web, and TV overlays are easier to read at a glance.

Should I upload files or use manual entry in the line length optimizer for captions?

Paste subtitle text is best when you want to set caption or subtitle text, max characters per line, and max lines per caption. Import subtitle file is best when you want to bring in a prepared file and set max characters per line and max lines per caption.

Which inputs matter most on the line length optimizer for captions page?

On this page, the key inputs are caption or subtitle text, max characters per line, and max lines per caption. Paste plain caption text or full SRT/VTT content. The tool keeps cue timing when subtitle blocks are present.

What file types or import layouts does the line length optimizer for captions accept?

Imports: Upload an SRT, VTT, or TXT subtitle file. Keep timestamp arrows and cue text intact if you want subtitle-aware processing.

What will the line length optimizer for captions return after I run it?

The result panel leads with the main answer, then adds supporting metrics, notes, or formatted output blocks so you can use the result immediately. It validates the inputs and builds a structured result in the page, which is helpful when the workflow needs richer formatting or multiple outputs.

How do I get the best result from the line length optimizer for captions?

This preserves timing when SRT or VTT cue blocks are present. It is especially useful when auto-caption exports run too long per line for small screens. Typical use cases include Long subtitle cue -> two cleaner caption lines; Uploaded SRT file -> downloadable optimized caption file.