Editsub vs Subtitle Edit

EditSub is a web-based subtitle editor and management tool for changing subtitle text, adjusting timing, translating subtitles and converting formats. It works with SRT, VTT, SBV, SUB, ASS and SSA files, and exports SRT and VTT. Its AI translation supports more than 100 languages. Local audio or video files up to 10 minutes can be transcribed free without logging in; longer files and translation require credits. The AI co-pilot can flag reading-speed, timing, overlap, gap, line-length and transcription issues, and can fix or rewrite cues. Timing tools include frame-accurate adjustment, batch shifting, waveform synchronization and real-time preview. Video-to-subtitle accepts listed audio and video formats, with a maximum media size of 3072 MB; subtitle uploads are limited to 10 MB. The free plan includes 10 subtitle files. Pro is listed at $4 a year, billed $48 per year, with 1,500 credits per month.

Subtitle Edit is a free subtitle editor for creating, styling, converting, and reviewing subtitles. It runs on Windows, macOS, and Linux, and its documentation covers the cross-platform Subtitle Edit 5, which uses an Avalonia-based version. The editor supports speaker identification, caption styling, burn-in, and export to other formats; documentation references SRT, WebVTT, and ASSA. Speech-to-text options include Whisper, Qwen3 ASR, Crisp ASR, and related engines. Translation tools include automatic translation and local engines, while OCR support includes Tesseract, PaddleOCR, and cloud engines. Video tools handle burn-in, re-encoding, cutting, and remuxing. For proofreading, it can use llama.cpp, Ollama, or an OpenAI-compatible endpoint. The seconv command-line tool supports headless and bulk conversion, and documentation covers creating and installing plugins. The open-source project is maintained at SubtitleEdit and hosted on GitHub Pages. Documentation, a FAQ, and contributing guidance are available. It is free, with no stated free-tier limits.