SRT is the practical subtitle format for Chinese video understanding.
SRT is plain, predictable, and widely supported. For most learners, that is the first format that matters because it turns a Chinese video into a file they can open, review, share, and keep.
SRT gives learners a usable file before it gives them a beautiful layout.
An SRT file is a sequence of numbered subtitle blocks. Each block has a start time, an end time, and one or more lines of text. That structure is simple, but it is exactly why the format remains useful. A learner can open it in a text editor, a tutor can correct it without special software, and a player can load it as a sidecar file when it is named after the video.
For SubChinese, SRT is the compatibility layer. It carries the Chinese transcript generated from the video audio, the tone-marked pinyin derived from that transcript, and the optional English explanation. It is not trying to create perfect visual alignment. It is trying to make the content understandable and portable. That is why SRT belongs in Free and Learner plans: it delivers the main value with the fewest playback assumptions.
The important product decision is that SRT should not be overloaded. If we force character-by-character pinyin alignment into SRT, the result becomes fragile. Some players keep line spacing clean, some collapse it, some change font metrics, and some treat the lines as ordinary captions without stable vertical relationship. The learner sees something that looks aligned in one place and broken in another. That is a bad promise. SRT should remain the honest, broadly compatible output.
What a SubChinese SRT block is meant to do
1 00:00:01,000 --> 00:00:03,500 nǐ hǎo, hěn gāo xìng jiàn dào nǐ 你好，很高兴见到你 Nice to meet you.
The pinyin line, Chinese line, and English note share the same timing. The file can be opened by common players, inspected by humans, and edited without learning a special subtitle styling language.
SRT helps users understand, review, and keep their own Chinese content.
The biggest user benefit is confidence. A learner can upload a local Chinese video, generate a timed subtitle file, and keep that file next to the source video. If the video is called interview.mp4, the subtitle can be downloaded as interview.srt. That small naming detail removes one of the most common playback failures: subtitles not appearing because the file name does not match.
SRT also supports the real review workflow. A learner does not need to fix every line inside the player. They can open the file, search for a word, copy a sentence into a dictionary, send a segment to a tutor, or keep the transcript as a study asset. Because SubChinese stores text results rather than keeping the original video as a long-term asset, SRT also fits the privacy and copyright direction of the product.
For pricing, SRT is the right baseline. Free users can test the full idea with a short video. Learner users can process more minutes and keep useful subtitle history. They get the file that works almost everywhere. That makes the plan honest: the user is paying for more time, saved outputs, and the learning layers, not for a fragile visual effect that may not survive in their player.