Huiying Subtitles

Huaying Subtitle is an online subtitle tool under Beijing Blue Pulse. It provides video speech recognition and subtitle addition, subtitle timeline matching, translation and AI dubbing. It can be edited and exported on the web version, and also offers real-time subtitles and an open API.

AI Video Tools#Subtitle Recognition#Subtitle Translation#AI Dubbing

Updated: 2026-10-26

What is Huiying Subtitles?

Huaying Subtitle, developed by Beijing Blue Pulse Technology Co., Ltd., is a pure web-based subtitle tool. After registration, users can recognize, edit, export and download subtitles online, and subtitle data is saved to the cloud in real time. Centering on subtitles, it has four core features: speech recognition and subtitle generation for subtitle-free videos, automatic timeline alignment for existing subtitle scripts, subtitle translation and AI dubbing, as well as multilingual processing for overseas videos. In addition, it provides free small tools such as an online SRT editor and online timeline alignment, and opens the subtitle recognition API for teams with self-developed systems to access.

Who is it for?

Self-media creators and short video exporters for overseas markets: Translate Chinese videos into foreign language versions, and complete subtitle creation and dubbing in one go.
Online education and education and training institutions: Batch add subtitles to recorded courses, and localize course videos into multilingual versions.
Post-production for film and TV and promotional videos: Use subtitle extraction and timeline matching to process existing scripts, eliminating manual timing and alignment.
Conference and live broadcast operations: Use a real-time subtitle client together with live streaming push software to add Chinese subtitles to online events.

Key features

Automatic Recognition and Subtitle Generation

Identifies human voices in videos to generate subtitles. According to the official FAQ, the accuracy rate is approximately over 90% for standard Chinese and English with good audio quality.

Text-Video Subtitle Matching

Upload subtitle manuscripts and videos for automatic audio-text alignment, supporting timeline alignment for Chinese, English, and Japanese subtitle manuscripts.

Subtitle Extraction

Extract existing subtitles from videos. The official states that the extracted subtitles can be exported in various text formats and translated into 110 languages.

Subtitle Translation and Dubbing

Automatically dub after translation and align the dubbed clips with the original video frames. The official lists multiple dubbers and voice tones.

Real-time Subtitles

Real-time speech recognition is converted into subtitles. The official stated that this feature can be used in scenarios such as conference sites, live broadcast subtitles, simultaneous interpretation, and training sessions.

Open API

The official provides a subtitle recognition interface, which can directly return video subtitle data after being called.

How to use Huiying Subtitles

The official says new registered users can create content for free within 5 minutes for the first time (excluding email registration).
Use this credit to test the type of your materials first.
The recognition service is priced based on the duration of the imported files.
According to the official FAQ, the starting price is 0.6 yuan per minute, and the minimum price can be reduced to 0.2 yuan per minute when purchasing duration cards.
editing and exporting are free of charge.
For videos under 1 hour, the official says the results are usually available within 5 to 10 minutes.
For long videos, it is recommended to process them in sections to avoid waiting in the queue for too long at one time.
The accuracy of videos with accents, dialects, heavy background music or small languages will decrease, and manual proofreading time should be reserved for such materials.
When creating bilingual subtitles, the script must be arranged alternately with "one line of original text and one line of translated text", and the language of the script must match the audio language of the video.
After exporting the SRT file into the editing software, if the subtitles have a black background, the official solution is to adjust the background opacity to 0% in the subtitle appearance settings.