Software downloads

v5.2.0-beta9 (10th of August 2026)

* Add image subtitle preview and VobSub export to the Matroska track chooser
* Add "Train nOCR" from SE 4, and speed up nOCR matching with a result cache
* Make "Set up like Subtitle Edit 4" also arrange the waveform toolbar like SE 4
* Default to the h264_videotoolbox hardware encoder for burn-in on macOS
* Improve nOCR matching of small and sensitive characters (O/o/0, quotes, dashes)
* Stop "play selection" on the line's last visible frame instead of overshooting
* Sync the Paddle OCR language list with PaddleOCR 3.4 and the bundled models
* Let the CrispEmbed OCR hardware build be re-picked after the first install
* Fix target file size when burning in with VideoToolbox encoders - thx luisblop
* Fix burn-in re-runs reusing the previous run's bit rate, and a stuck dialog when the bit rate was too low
* Fix subtitles intermittently missing in fullscreen playback - thx Davanix
* Fix secondary subtitle showing tiny or huge in the video player, and preview flicker - thx GrampaWildWilly
* Fix lost window focus after applying settings with undocked windows - thx GrampaWildWilly
* Fix modal dialogs dropping behind other windows - thx GrampaWildWilly
* Fix "Fix names" preview races and make the preview update instantly - thx ivandrofly
* Fix ASSA output writing a mismatched events Format line for files from MKV
* Fix OCR scrolling away from the selected line when stopping OCR
* Fix spell check source image preview showing a large transparent area
* Fix 22 broken format string placeholders in the Bulgarian translation
* Update CrispEmbed OCR to v0.17.8
* Update Russian translation - thx jekovcar
* Update Bulgarian translation - thx jekovcar
* Update Korean translation - thx 12si27
* Update Japanese translation - thx hisui3393
* Minor performance improvements in text processing - thx ivandrofly

v5.2.0-beta8 (9th of August 2026)

* Add Apple VideoToolbox hardware encoders to "Burn-in" on macOS (and only list encoders available on the OS)
* Add "Go to next empty line" shortcut (SE 4 parity) - thx Surlime
* Add frame rate to the export images window (fixes wrong BDN/XML fps)
* Add update check settings (stable/beta channel) and a passive update notification at startup - thx korsosattila73
* Fix rule profiles not applying the minimum/maximum duration limits
* Fix rule profiles losing the custom continuation style on save/load, and one bad profile breaking the whole list
* Fix dialogs, popups and Alt+letter menus hiding behind undocked tool windows - thx GrampaWildWilly
* Fix lost focus after window activation loss and caret position when navigating the grid - thx St0rmXtr00per
* Fix crash in ElevenLabs text to speech preview - thx cvrle77
* Fix bold "Line length" label after switching layouts - thx Davanix
* Fix "Remove text for HI" reporting a trailing empty line as a change - thx Davanix
* Tag all HEVC burn-in output for QuickTime/Apple compatibility (hvc1)
* Minor performance improvements in OCR and list handling - thx ivandrofly

v5.2.0-beta7 (8th of August 2026)

* WebVTT: bring back the style manager, voices and the browser preview from SE 4
* WebVTT: show styles and voices in the subtitle grid
* Add advanced ASSA effects: Word flip 3D, Lower third and Cinematic title
* Restore the four missing SE 4 subtitle grid double-click actions - thx PatriceBG
* Add Shift+Backspace as forward-delete in the text boxes (for keyboards without a Delete key)
* Point sync now also works without a video loaded - thx fraternl
* Update the Netflix quality checks to the current Timed Text Style Guides
* Update the auto-translate model lists (August 2026)
* Update llama.cpp to b10310 and CrispEmbed OCR to v0.17.6
* Fix crashes, locale number corruption and wrong tags in the advanced ASSA effects
* Fix "Set position" writing coordinates in video pixels instead of script resolution - thx Bibi-skz
* Fix "Set position" preview not using the line's own style - thx Bibi-skz
* Fix "Apply custom override tags" preview ignoring the file's styles, and OK without video - thx Bibi-skz
* Fix ASSA styles being lost in batch convert "Split long lines" and waveform "Delete lines from video position"
* Fix typing accents (dead keys) on Linux with ibus - thx Pemicope
* Fix the video playing briefly when opening a file - thx rRobis
* Fix the grid jumping to the next line after "play selection, then stop" - thx ghostminhtoan
* Fix text to speech engines cluttering their voice folder instead of using the output folder - thx subof
* Fix the chosen language being ignored by OmniVoice speech generation - thx subof
* Fix seven bugs found in a review of the beta 6 changes (message box keys, batch convert, file names)
* Faster "Fix common errors" select-all, "replace all" with whole word, and file compare
* Update French translation - thx Need74
* Update Polish translation - thx Adam Malich
* Update Korean translation - thx 12si27
* Update Japanese translation - thx hisui3393
* Update Hungarian translation - thx Zityi

v5.2.0-beta6 (7th of August 2026)

* Add "do not break after" list and bottom-heavy percent to the auto-break settings - thx Davanix
* Add an editor for the "do not break after" lists - thx Davanix
* Add option to include the language code in batch speech to text file names - thx wjcarpenter
* Add the CrispEmbed OCR engine to batch convert
* Batch convert: choose the frame rate source for "Beautify time codes" (matching video file or fixed rate)
* Make the subtitle text box section resizable - thx Ironship
* Move focus between message box buttons with the arrow keys
* Show Ollama OCR errors instead of silently producing empty lines - thx perkesfurmah-collab
* Fix "merge as dialog" not using the configured dialog style - thx jugorakita-creator
* Fix stuck ".xdp-" temp file names when saving via the Flatpak document portal - thx wjcarpenter
* Fix delete not working on the first subtitle row right after startup - thx Davanix
* Fix changes to the original subtitle being lost when closing with "Yes" - thx Ironship
* Fix menu bar keyboard issues: focus drops, Escape highlight, F10 underlines, submenu z-order - thx GrampaWildWilly
* Fix "split line at cursor" not applying the continuation style - thx Ironship
* Fix command line convert adding periods before known names in "Fix common errors" - thx Ironship
* Fix repeated folder names when extracting 7-Zip archives (Faster Whisper XXL) - thx Ironship
* Fix the app closing completely when clicking OK in "Text to speech" - thx Ironship
* Fix the AI review delay input being too narrow - thx pdjdev
* Faster typing and video preview with mpv - thx hisui3393
* Fewer string allocations in hot paths - thx ivandrofly
* Update Japanese translation - thx hisui3393

v5.2.0-beta5 (6th of August 2026)

* Add option to keep the end time when merging lines (allow overlap) - thx hisui3393
* Add "Beautify time codes" to batch convert - thx xyv1997
* Open the matching video automatically after OCR - thx fraternl
* Use the container's default audio track when opening a video - thx fraternl
* OCR: add the DeepSeek-OCR-2 backend (CrispEmbed v0.17.5)
* Apply duration limits: the "do not go past shot change" option now works
* Speech to text: select a Whisper engine on first run
* Auto-translate via copy-paste: keep all ASSA tag groups in the translated text - thx FoxyLoon
* Text to speech: keep the target language on cloning and detect the reference language - thx subof
* ASSA: pick the most visible color for the subtitle grid when fading colors are used - thx rRobis
* Copy ASSA/SSA lines to the clipboard without the file header - thx ghostminhtoan
* Keep exact WebVTT cue position settings on save - thx Foxaryse
* Keep multi-word "do not break" phrases together when auto-breaking - thx uckthis
* Fix subtitle images changing vertical position with the text in PGS/VobSub export - thx robertmajsky
* Fix SoftNI sub export always writing 25 fps instead of the project frame rate - thx rodnvs
* Fix the CJK line termination check with Whisper Chinese - thx ajaska
* Fix auto-trim white space merging Dutch words like "ze 's avonds" - thx fraternl
* Fix "Start with uppercase letter after paragraph" treating single-letter lines as paragraph ends - thx fraternl
* Fix long localized menu items being clipped by the popup width cap - thx Need74
* Fix subtitle language names in the MP4 track picker - thx 5mrpcn
* Fix "Download VLC" never completing when libVLC is already installed - thx hisui3393
* Fix poor contrast of the settings icons with custom colors - thx rRobis
* Fix the last change log line being covered by the horizontal scrollbar - thx ivandrofly
* Fix "Return" not working as a shortcut when the subtitle grid has focus - thx Surlime
* Fix the first line not being selected when opening a subtitle - thx fraternl
* Faster waveform dragging and text editing - thx hisui3393
* Faster merging of selected lines, auto-break and image based export
* Fewer allocations in the UI value converters
* Update Turkish translation - thx bilimiyorum
* Update French translation - thx Need74
* Update Traditional Chinese translation - thx love80312

v5.2.0-beta4 (5th of August 2026)

* Read subtitles from fragmented MP4 (DASH/CMAF): WebVTT, TTML/IMSC1 and tx3g
* Offer the MP4 track picker for fragmented files with several subtitle tracks
* Read stxt/sbtt text streams, tx3g styles and the VobSub palette from MP4
* Source view: find/replace, go to line, live format check and a prompt before discarding edits
* Add "Go to first line"/"Go to last line" shortcuts with video sync (Ctrl+Home/End) - thx GrampaWildWilly
* OCR: add the PP-OCRv6 backend (CrispEmbed v0.17.2)
* AI review/assistant: add Gemma 4 E2B, EuroLLM 9B/22B and Granite 4.1 8B
* Update ffmpeg downloads - Windows 9.0, macOS ARM 8.1, macOS Intel 8.0
* Update llama.cpp to b10256
* Accessibility: announce combo box and spinner...

Create/adjust/sync/translate subtitle lines
Convert between SubRib, MicroDVD, Advanced Sub Station Alpha, Sub Station Alpha, D-Cinema, SAMI, you-tube sbv, and many more (300+ different formats!)
Cool audio visualizer control - can display wave form and/or spectrogram
Video player uses mpv, DirectShow, or VLC media player
Visually sync/adjust a subtitle (start/end position and speed)
Audio to text (speech recognition) via Whisper or Vosk/Kaldi
Auto Translation via Google translate
Rip subtitles from a (decrypted) dvd
Import and OCR VobSub sub/idx binary subtitles
Import and OCR Blu-ray .sup files - bd sup reading is based on Java code from BDSup2Sub by 0xdeadbeef)
Can open subtitles embedded inside Matroska files
Can open subtitles (text, closed captions, VobSub) embedded inside mp4/mv4 files
Can open/OCR XSub subtitles embedded inside divx/avi files
Can open/OCR DVB and teletext subtitles embedded inside .ts/.m2ts (Transport Stream) files
Can open/OCR Blu-ray subtitles embedded inside .m2ts (Transport Stream) files
Can read and write both UTF-8 and other unicode files and ANSI (support for all languages/encodings on the pc!)
Sync: Show texts earlier/later + point synchronization + synchronization via other subtitle
Merge/split subtitles
Adjust display time
Fix common errors wizard
Spell checking via Libre Office dictionaries (many dictionaries available)
Remove text for hear impaired (HI)
Renumbering
Effects: Typewriter and karaoke
History/undo manager (Undo=Ctrl+z, Redo=Ctrl+y)
Compare subtitles
Multiple search and replace
Change casing using names dictionary
Merge short lines/split long lines
Export to PNG images (+bdn xml), Adobe Encore FAB image script, VobSub, Blu-ray sup, EBU stl, PAC, and plain text