PST Converter

Convert PST files without uploading anywhere. reaConverter works offline, handling thousands of files in a single pass.

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PST Files
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PSTConverter

How to Convert .pst Files in Bulk

1. Install reaConverter

Download reliable PST conversion software to convert multiple .pst files and folders in one go.
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Install reaConverter

2. Select PST Files

Select PSTs from a folder or drag and drop them into reaConverter, then choose the desired output format.
reaConverter - Load PST files

3. Start Conversion

Click Convert to start the bulk conversion of all selected PST files. The process will begin right away.
reaConverter - Start PST conversion

Convert PST on your PC

For quick and effortless PST file handling on your PC, reaConverter offers powerful conversion tools with batch processing. Best of all, it works entirely offline — ensuring your sensitive data never leaves your computer.

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Do more with your files

Converting PST files for use in a larger project? reaConverter offers many ways to process files, so you can customize them according to your requirements.

Our range of editing options includes auto-processing options such as auto-rotate, auto-crop, watermarking and more. Change Color Space, copy Metadata, set DPI, manage ICC Profile, control Bit Depth.

Conversion features
Image editing

User Reviews

Average User Rating:
Last updated on June 27, 2026
"reaConverter is pure gold! Rock-solid performance with zero crashes. No internet needed—perfect for travel or low-connectivity work. The ultimate offline alternative to sketchy web converters. Plus, the desktop version keeps sensitive files secure since nothing ever gets uploaded to the cloud."
Malik T. Martin
Malik T. Martin
Satisfied Customer
"I use the online converter — it’s quick and hassle-free!"
Jian Wong
Jian Wong
Happy Online User
"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."
Elena Anderson
Elena Anderson
Happy User
"Your solution was buried deeper in search results than it should be. After struggling with unclear alternatives, I found your guides — finally, instructions that made sense for a first-time user like me. Excellent work!"
Richard E. Miller
Richard E. Miller
Satisfied Customer
"Security was our top concern when evaluating file conversion tools. reaConverter’s offline mode and role-based access controls let us lock it down for sensitive environments. No unexpected network calls or bloat — just clean, fast conversions. Even passed our pen-testing scans without a hitch."
Marcus White
Marcus White
Healthcare IT
"Converts files in seconds! Finally a tool that's both fast and simple to use."
Wei Chen
Wei Chen
Happy User

PST files: Frequently Asked Questions

What are PST files?

PST (Personal Storage Table) is a proprietary Microsoft Outlook mailbox format used to store emails, folders, attachments, contacts, calendars, and other mailbox data in a single archive file. PST files are commonly used for email backup, migration, and long-term storage of correspondence, often containing thousands of messages organized in complex folder structures. The format is frequently converted to PDF and other document formats for email data extraction, indexing, processing, printing, and archival purposes while preserving message content, formatting, timestamps, and sender information.

Can reaConverter open PST files?

reaConverter fully supports the PST file format – open, edit, and export PST files to any other popular file format with ease.

How do I change PST to another format?

reaConverter is a user-friendly tool for converting PST files. Once installed on your computer, it allows you to convert all your .pst files at once with just a few clicks. You can even convert pst images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert PST online?

If you only want to convert a few PST files, you are welcome to try our free online PST converter.

How can I turn PST files on my computer to another format?

The best way to convert PST files on your PC is to get a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from PST.

How can I automate PST files conversion?

reaConverter supports all the essential automation features, such as right-click сonversion and Watch Folders, for the most efficient automated file conversion in any software of its kind.

Can I convert PST files using scripts or the command-line interface?

reaConverter provides full access to all its features from the Windows command-line shell, including the command-line pst converter.

What else can I do with reaConverter?

Convert RAW filesConvert Gerber imagesCrop imagesChange file creation dateConvert PDF

What formats can I convert a PST file to?
ai  apng  avif  bmp  bpg  cal  cg4  cgm  cin  cit  dcm  dcx  dds  dgn  dis  drw  dwf  dwg  dxf  emf  epi  eps  fax  fits  flif  gbr  gif  glb  gltf  hpg  hru  ico  iff  iges  igs  jp2  jpeg  jpg  jxl  jxr  mif  mtv  pcl  pct  pcx  pdf  pgm  pic  plt  png  ppm  prc  ps  psd  qoi  qrt  rad  rla  sgi  shp  step  stl  stp  svg  svgz  tga  tif  tiff  u3d  webp  webpll  wmf  wmz  wpg  wrl  x3d  xbm  xpm 

Beyond PST conversion

Convert .pst files in batches of any size, with editing and processing applied along the way. The same tool also handles 700+ other formats, including CAD, medical imaging, and GIS.
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Free trial · Windows 10/11 · 64-bit · v8.0.244 · Files never leave your computer
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