AI-Powered Subtitle Syncing Tool

Synchronize subtitles with video automatically using advanced AI. Perfect for creators who need fast, frame-accurate subtitle alignment without manual work.
Support format:.mp4, .mov, .m4v, .3gp, .avi

How to add Subtitles to Video

Step1

Auto-generate captions

Select ‘Auto Caption’ feature and upload your video, and the software will start transcribing. You can also upload a subtitle file.
Step2

Change subtitle styles and language

You can change the style, font, and colors of your subtitles. Meanwhile, you can translate your captions to the language you prefer.
Step3

Export your video or download the subtitle file

Export your video with the hardcoded subtitles or download the subtitle file

How to auto sync subtitles?

Sync Subtitles Automatically with AI

Our Auto Captions tool uses AI to detect speech patterns and timing, matching subtitles to your video with frame-level precision. Ideal for editors, educators, and marketers, this automatic subtitle sync tool saves hours of manual syncing while boosting accuracy.
Sync Subtitles Automatically with AI

Online Subtitle Editor with Timing Control

Refine and adjust subtitle timing directly in your browser. This time-coded subtitle editor lets you auto sync subtitles first, then manually tweak them if needed—giving full flexibility and control for creators who demand both speed and precision in their workflow.
Online Subtitle Editor with Timing Control

Seamless Export for All Platforms

Once your subtitles are synced, export them in multiple formats including SRT and VTT. Whether you’re uploading to YouTube, Vimeo, or TikTok, this sync subtitles to video online tool ensures compatibility and professional results across all major video platforms.
Seamless Export for All Platforms

FAQ

What is the AI tool to sync subtitles?

Vmake’s Auto Captions tool serves as an industry-leading AI solution for syncing subtitles. It automatically identifies speech patterns, timestamps, and sentence boundaries to generate synchronized captions with high precision. This eliminates manual adjustments and ensures optimal subtitle timing for any video format.

Why do subtitles sometimes not match?

Subtitle mismatches typically occur due to manual errors in timing, inaccurate transcription, or technical issues during editing. Vmake’s Auto Captions tool addresses this by using AI to detect and match speech segments precisely, ensuring subtitles appear exactly when intended and improving the overall viewing experience.

How do I auto sync subtitles?

To auto-sync subtitles with Vmake, simply upload your video file to the platform and enable the Auto Captions feature. The AI system will analyze the audio, transcribe the spoken content, and generate subtitles that are automatically synchronized to each spoken word or sentence.

How do I adjust subtitle time?

Vmake provides a user-friendly subtitle editor within its Auto Captions tool. After the initial sync, users can fine-tune subtitle timing manually by adjusting the start and end times of each caption. This feature is essential when working with complex audio, fast-paced dialogue, or content that requires precise subtitle pacing to match viewer comprehension and platform standards.

How do I fix a delayed subtitle?

To fix delayed subtitles using Vmake, access the editing panel in the Auto Captions tool and adjust the subtitle offset or individual timecodes as needed. The platform offers detailed control over timing, ensuring that all captions align perfectly with the spoken content, providing a polished and professional result for every video.