Subtitle & Transcription Tools
Free browser-based tools for subtitle editing, format conversion, and transcription. All processing happens in your browser — your files never leave your device.
SRT 验证器
Check SRT files for errors, missing sequences, and timing issues
SRT to TXT 转换器
Strip timestamps and sequence numbers from SRT to plain text
VTT ↔ SRT 转换器
Convert between WebVTT and SubRip formats instantly
TXT to SRT 生成器
Generate SRT subtitle files from plain text with auto-timing
字幕时间偏移
Shift all subtitle timestamps forward or backward
合并 SRT 文件
Combine multiple SRT files into one with corrected timing
转录计算器
Estimate transcription time, word count, and cost
SRT to Word 转换器
Convert SRT subtitle files to formatted Word/RTF documents
字数与字符计数器
Count words, characters, sentences and paragraphs with live reading & speaking time
演讲时长计算器
See how long a script takes to read or speak aloud at different speeds
时码转换器
Convert timecodes between seconds, HH:MM:SS, SRT, VTT and frames
字幕转文本转换器
Turn SRT or VTT subtitles into clean, readable plain text
社交媒体字符计数器
Live character counts with limits for X, Instagram, LinkedIn and more
会议成本计算器
Estimate what a meeting costs in salary and person-hours
在线计时器与秒表
Free full-screen countdown timer and stopwatch, no ads
Need AI-Powered Transcription?
Upload audio, paste a YouTube link, or record directly — get a full AI transcript with speaker labels, timestamps, and summaries.
Free on iOS and Android. No account required.