Free online tools that keep your files on your computer

231 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

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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

PDF32 toolsEdit, convert, sign and compress PDFsOffice & documents35 toolsOpen Word, PowerPoint, Visio, Project and moreEmail, chats & backups15 toolsRead mailboxes, chat exports and phone backupsPhotos & images31 toolsCompress, convert, restore and clean up picturesVideo25 toolsCut, repair, convert and add to videosAudio25 toolsTrim, join, clean up and transcribe soundText & writing18 toolsMarkdown, OCR, word counts and fixing textDesign, 3D & maps26 toolsCAD, 3D models, scans, routes, fonts and codesData & spreadsheets32 toolsCSV, Excel, databases and science formatsDeveloper & learning14 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
Equation Editor 3.0 ConverterNewTurn old Equation Editor 3.0 and MathType equations in a Word document into Word equations you can edit again.Battery Report ViewerNewOpen the Windows battery report from powercfg and see how much charge your laptop battery still holds, in plain words, with charts.ChatGPT Math to WordNewPaste a ChatGPT, Claude or Gemini answer and get a Word document where every formula is an equation you can edit.Crash Dump ViewerNewOpen blue screen minidumps (.dmp) to see the stop code in plain words, the drivers loaded and the one most likely involved.Embroidery ViewerNewOpen .pes, .dst, .jef and other embroidery files without embroidery software, watch them sew out, and save a picture or a DST copy.Skin Editor for MinecraftNewPaint a 64 ร— 64 player skin on a 3D figure or the flat picture, both layers, classic or slim arms, and save the PNG.SOLIDWORKS ViewerNewSee the preview picture, version and properties inside a .sldprt, .sldasm or .slddrw file without SOLIDWORKS, on a Mac too.Address LabelsNewPrint mailing labels from a spreadsheet or pasted addresses on standard sheets, 30 per page and more, as a PDF.

All tools

Text & writing 18

All 18 on one page โ†’

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