Free online tools that keep your files on your computer

163 free tools for PDFs, Office files, photos, video, audio and data. No ads and no sign-up, and nearly all of them work inside this tab, so your files never leave your machine. Why that matters.

Built by John McMillan, a senior full-stack engineer who is open to remote roles. See what I can do for your team.

Drop any file here to open it

PDF, Word, PowerPoint, Visio, Project, mailboxes, CAD drawings, videos and hundreds of other types. The right tool opens it; nothing is uploaded.

Or find the tool by file type

PDF22 toolsEdit, convert, sign and compress PDFsOffice & documents21 toolsOpen Word, PowerPoint, Visio, Project and moreEmail, chats & backups13 toolsRead mailboxes, chat exports and phone backupsPhotos & images20 toolsCompress, convert, restore and clean up picturesVideo17 toolsCut, repair, convert and add to videosAudio14 toolsTrim, join, clean up and transcribe soundText & writing7 toolsMarkdown, OCR, word counts and fixing textDesign, 3D & maps20 toolsCAD, 3D models, scans, routes, fonts and codesData & spreadsheets19 toolsCSV, Excel, databases and science formatsDeveloper & learning10 toolsCode, hashes and IDs, plus typing and maths practice
the most used tools
Video RepairFix an MP4 or MOV that stopped recording before it finished and won't play, using a working clip from the same camera.Equation EditorClick symbols, find one by name, start from a library of common formulas or type LaTeX, then paste the equation into Word, Google Docs or a web page.Video CutterTrim a video, cut parts out, join clips, remove the sound or fix the rotation without re-encoding, so nothing loses quality.MPP ViewerOpen a Microsoft Project .mpp file without Project: the task list, Gantt chart and resources, saved as Excel, CSV, XML or PDF.DAV to MP4Turn CCTV recordings (Dahua .dav, Hikvision, raw .264) into MP4s that play anywhere, without re-encoding.CorelDRAW ViewerOpen a .cdr file without CorelDRAW and save each page as SVG, PNG or PDF, all in your browser.Access Database ViewerOpen an .mdb or .accdb without Microsoft Access - on a Mac too - browse its tables and save them as Excel, CSV or SQLite.SketchUp ViewerOpen a SketchUp .skp model without SketchUp, switch its tags on and off, and save it as GLB, OBJ or STL.

New

the latest additions
EPUB to PDFNewTurn e-books into PDFs with real, searchable text, pictures and bookmarks, in A4, Letter or paperback sizes. One or many at once.PowerPoint to PDFNewTurn one or many .pptx files into PDFs: a slide a page, handouts or notes pages, with searchable text. Saves as a ZIP.Camtasia to MP4NewTurn Camtasia .trec and .camrec screen recordings into MP4s that play anywhere, without Camtasia.Disc Image ConverterNewTurn your old CD and DVD backups (BIN/CUE, NRG, MDF/MDS, CCD, CDI) into ISO files, WAV or FLAC tracks, or a clean BIN/CUE.Skype Export ViewerNewRead your old Skype chats from the export .tar or messages.json: every conversation with photos and calls, searchable, saved as PDF, HTML, TXT or CSV.TDMS ViewerNewOpen LabVIEW and DAQmx .tdms files without NI software: channels, properties, a zoomable chart, CSV and Excel.Ringtone MakerNewPick 30 seconds of a song, fade it in and out, and save an M4R for iPhone or an MP3 for Android, with the steps for each phone.SQLite RepairNewFix a corrupt SQLite database ("database disk image is malformed"): check it, recover every readable row into a new .db file, or download it as SQL.

All tools

Text & writing 7

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