AI Subtitle Tool

AI Subtitle Translator is a web-based batch subtitle translation tool that converts subtitle files into over 100 languages with context-aware accuracy.

What is AI Subtitle Translator?

AI Subtitle Translator is a fast, bulk subtitle translation service designed for creators. It accepts subtitle files in formats like SRT, VTT, SBV, SUB, ASS, LRC, SMI, and TXT, and produces translated subtitle files with preserved timestamps. The entire process runs in the browser, with no software installation required. The tool is developed and maintained by the team at aisubtitletranslator.org.

Key Features

• Batch Processing — Handles hundreds of subtitle files simultaneously, allowing creators to translate entire content libraries at once.
• 100+ Language Support — Translate subtitles into over 100 languages, enabling global reach for any video content.
• Multi-Format Compatibility — Supports import and export of major subtitle formats including SRT, VTT, SBV, SUB, ASS, LRC, SMI, and TXT, ensuring compatibility with platforms like YouTube and Vimeo.
• Perfect Timestamp Alignment — Automatically aligns translated subtitles with the original audio timestamps, maintaining synchronization down to the frame.
• Built-in Editor — After translation, users can manually edit text or timing adjustments before final download.
• Single File to Multiple Languages — One file can be translated into up to 5 languages at once.
• Multiple Files to One Language — Batch uploads of multiple files are translated into a single target language.

Who is it for?

• Content Creators — YouTubers and social media influencers who need to localize their video content for international audiences.
• Educators — Online course creators and teachers who translate lesson subtitles for multilingual learners.
• Marketing Teams — Professionals adapting ad campaigns and corporate videos for global markets.
• Filmmakers — Independent directors preparing subtitles for festival submissions and cross-border releases.

What can you do with AI Subtitle Translator?

• YouTube Channel Expansion — Translate subtitle files for every upload to reach new viewers and grow global audience.
• Short-Form Social Media — Generate captions for TikTok and Reels quickly, keeping content clear when muted.
• Online Education Courses — Preserve technical terms and speaker intent across multilingual learning materials.
• Global Marketing Ads — Keep calls to action clear and localized for fast campaign launches.
• Video Podcast Localization — Repurpose long conversations for different languages with accurate timing.
• Travel and Lifestyle Vlogs — Share stories worldwide while maintaining local details and voice.
• Corporate Communications — Translate training videos and internal announcements for distributed teams.
• Independent Film Projects — Maintain dialogue pacing and tone for festival screenings.
• Breaking News Clips — Quickly caption urgent clips for wider accessibility.

How does AI Subtitle Translator work?

1. Upload — Drag and drop subtitle files onto the web interface. The tool automatically detects the source language.
2. Translate — Select one or more target languages. Single files can go to up to 5 languages; multiple files translate to one language.
3. Download — Preview the translated subtitles and make any edits using the built-in editor, then download the final SRT or VTT file.

Pricing

AI Subtitle Translator operates on a freemium model:

• Free — $0/month, includes 10 free credits. Each file saved for 14 days. 0.1 credit billed per 1,000 characters. File size limit: 500KB.
• Starter — $9.9/month, 300 credits reset monthly. Subscription period files saved permanently.
• Pro — $19.9/month, 700 credits reset monthly. Subscription period files saved permanently.
• Ultra — $49.9/month, 5,000 credits reset monthly. Subscription period files saved permanently. Credits are consumed per 1,000 characters translated. One-time credit packages are also available.

FAQ

How fast is the AI subtitle translator?

A standard subtitle file is translated in minutes, depending on length and complexity. The tool remains responsive even during high-volume periods, enabling tight publishing schedules.

What file formats are supported?

Import and export formats include SRT, VTT, SBV, SUB, ASS, LRC, SMI, and TXT. The tool can also convert between formats, such as ASS to SRT.

Can I edit subtitles after translation?

Yes, the built-in editor allows text changes and timing fixes before final export. This gives users control to match brand voice or refine accuracy.

How does pricing work?

Plans are available monthly or as one-time packages. Credits are consumed per 1,000 characters. Free tier offers 10 credits to start. Paid plans start at $9.9/month for 300 credits.

How is data privacy handled?

Files are processed with encryption and limited retention. Uploads are never used for model training. The platform is designed for confidential work, ensuring ownership and control remain with the user.