What can Subtitle Generator AI Cloud do?
UniFab Subtitle Generator AI Cloud uses artificial intelligence technology to create subtitles with an accuracy rate of up to 98%. It supports more than 30 languages, including subtitle generation, translation, and SRT file creation. Try our AI subtitle generator online and easily reach a global audience!

Highlights of AI Subtitle Features
UniFab’s AI subtitle generator effortlessly and automatically creates subtitles with high accuracy, saving you time and effort. With just one click, this tool transcribes your audio, generates subtitles in over 30 languages, and creates .srt subtitle files—perfect for meetings, tutorials, interviews, and business communications.
UniFab's AI Subtitle Generator uses advanced speech recognition technology, transcribing your video's audio into text with up to 98% accuracy. It auto-generates perfectly synced subtitles for tutorials, vlogs, or meetings—no manual tweaks needed. Just upload your video and get high-quality .srt subtitle files ready to export and export.
How to Use UniFab Subtitle Generator AI Cloud
Click or drag and drop to import a local video file or a .srt file for translation. Next, you need to select the source language of the video.

Choose from over 30 supported languages. UniFab will automatically detect the original language and generate accurate, time-synchronized subtitles in your selected language. After adjusting all the settings, click Start.

Click “Start to Process” to begin subtitle generation or translation. You can download the completed SRT files from the task panel. Your tasks will be stored in the cloud for 15 days.

Does UniFab Subtitle Generator Online offer a free trial?
Yes, UniFab provides 3 free credits for you to experience our automatic subtitle generation service before subscribing, helping you better understand the product features.
Which file formats are supported?
UniFab currently supports importing video files (such as MP4, MKV, MOV) and .srt subtitle files. The export format is limited to .srt only.
How many languages are supported?
We support over 30 subtitle languages, including English, Spanish, French, German, Japanese, Chinese, and Korean, meeting multilingual subtitle needs.
What are Normal Mode and Background Export Mode?
- Normal Mode: Tasks enter the processing queue immediately after initiation, consuming 1 credit per minute.
- Background Export Mode: Tasks enter the queue only when the server is idle, suitable for non-urgent jobs, consuming 0.7 credits per minute.
Credit consumption rules
- Credits are consumed based on video length: durations over 30 seconds are rounded up; under 30 seconds are rounded down.
- Background Export Mode may result in fractional credits; the final credit consumption is rounded to the nearest whole number.
- Credits are only consumed after a task completes successfully. If a task fails, no credits are consumed, and you can re-upload the video for processing.
What is the validity period for yearly and monthly subscription credits?
Regardless of choosing yearly or monthly subscriptions, credits are billed monthly, issued and expire in the same month, with unused credits not rolling over to the next month.
How to purchase credits after running out?
You can buy AI subtitle credit packages in the Member Center at $30 per 1000 credits. Only users subscribed to UniFab online services can purchase. Credits are valid for 6 months. Alternatively, you can upgrade to a higher subscription plan.
How to cancel a subscription?
You can cancel your subscription through the Member Center. After cancellation, remaining credits for the current month can still be used, but the subscription will not auto-renew or charge for the next month.
¶ Final Notes
This guide is designed to help you make the most of UniFab Subtitle Generator AI Cloud. For additional help or inquiries, please visit our support page or contact customer service: service@unifab.ai.