# What type of subtitle file is compatible with the X (previously Twitter) subtitle tool?

SRT files are supported for this workflow and are compatible with common social publishing and editing pipelines.

Canonical URL: https://www.subclip.app/faq/x-animated-captions-supported-subtitle-file-format

Last modified: 2026-04-20T00:00:00+00:00

**What**
The compatible file format is SRT (SubRip Subtitle), the most common timed-caption format.

**How**
Upload your SRT with the source video, then review timing blocks and style before exporting.

**Why**
SRT is widely accepted by social platforms, editors, and caption QA workflows.

For source file prep, use [SRT Generator](/tools/srt-generator) before returning to [Add Animated Captions for X (previously Twitter)](/tools/add-animated-captions-x).

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