softaken Upgrade PST

Upgrade PST Tool

A user friendly software to upgrade PST ANSI to UNICODE effortlessly

(Average Rating 4.7Based on 83rating)

Convert the latest updated PST for latest version of MS Outlook. Convert ANSI PST in Outlook 2000/2002 to Unicode PST for 2010, 2007/2003. Both ANSI and Unicodeare two character encodings. ANSI is older while Unicode is an upgraded version of PST. A Unicode PST format is taken by default for MS Outlook 2010, 2003 and 2007. It supports multiple character sets, provides ultimate storage capacity which is 20 GB or 50 GB. ANSI supports just 2 gigabytes (2GB) storage if an ANSI file size goes over 2GB, it is vulnerable to corruption.

  • Upgrade Outlook PST File
  • Convert ANSI to Unicode PST
  • Support all Outlook Version
  • Free Demo available for testing
  • No Outlook Installation required

Upgrade Outlook PST for Unlimited Storage

  • Upgrade PST File size from 2GB to Unlimited
  • Convert Old ANSI Outlook Version to New Unicode
  • Support all MS Outlook Version
  • No Outlook Installation Required
  • Free Demo to Test with your PST Files

Now, a remarkable solution is available in form of Softaken Upgrade PST Pro. The application easily upgrades ANSI to Unicode. It is an independent utility that works under modern algorithm to offer error free conversion.

PST Upgrade SoftwareSalient Features to Watch Out

simple interface

Simple Individual Interface

There is no technical expertise required to handle the tool. It is a simple yet advance conversion program developed in easy user interface so technical and non-technical users can easily use the program.

select desire file

Convert Desirable Outlook Data

For user's comfort and the desired result, the PST Upgrade offers to upgrade those PST files that are selected by users. Browse the tool to locate for the specific file that you want to convert.

support all windows os

Highly Compatible

This is a Windows utility, supports all major editions of Windows including XP, Vista and 10. No interruptions are faced by the users on their system while you are performing other tasks with this application for conversion of ANSI to UNICODE PST.

error free upgrade

Error Free Conversion

It converts ANSI to Unicode with ease. Conversion process is simple and straight. No file is damaged. The tool preserves content structure, double byte characters like Chinese, Japanese and Korean and signs like comma, hyphen, dash etc.

convert data

Batch Conversion facility

You can make conversion of multiple PST files at one go. You can simply load an entire folder containing multiple PST files and can smoothly perform the conversion maintaining complete accuracy.

indepent program

Independent Program

ANSI to UNICODE PST Converter tool performs the conversion solely. It doesn't need installation of MS Outlook to perform the task. Not any other tool is required.


Keep folder hierarchy maintained

Upgrade PST tool does not misplace any folder from its place. The whole data and the folder sequences are well maintained when you convert ANSI PST into UNICODE PST format.

Tools Faq's

You need to follow these simple steps to upgrade your PST file

  1. Run Upgrade PST Pro software
  2. Click Add File or Add Folder option and upload the desired PST file(s).
  3. Click Select Output location option and mention a path to save the resultant PST file.
  4. Hit Start Converting and the process of upgrading PST starts.
Yes, with this advance utility you can able to upgrade password protected .pst files.
No this software is specialized in changing ANSI to Unicode. It upgrades PST files and increases its size limit.
No, it doesn't need help of any third app. It performs conversion all alone.

Software Specifications

System Requirement

ProcessorAny Pentium Class

Operating SystemWindows 10, 8.1, 8, 7 & Other

Memory512 MB Minimum

Hard Disk100 MB of free space for software installation

Software Delivery

ElectronicVia Email


Interface Available

Language SupportedEnglish

Support OptionEmails, Chat & Skype

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Feature Comparison of Upgrade PST - Trial and Licensed Version

  • Upgrade PST Files
  • Convert ANSI to Unicode PST
  • Increase PST File Size for Unlimited
  • Add Multiple PST Files
  • Support Plain Text, RTF & HTML Formats
  • Support Outlook 2016/13 & Other
  • Support Windows 10/8/7/others
  • Limitation
  • Price
DEMO Version
  • 10 items Per Folder
  • FREE
FULL Version
  • Unlimited
  • $39

Client Reviews

Poulin Daniel


  I have seen many applications that claim to convert ANSI PST to UNICODE but cannot perform the task safely. Softaken Upgrade PST Pro did the job effectively for me and I am very thankful to the team.  

Kishor Dagia


  For few weeks, my Outlook was not functioning properly. I tried many tricks but finally I feel very distressed. My friend suggested me Upgrade PST Tool and it worked great for me. A great product!  

Veiko Vunder


  I contacted the support team to know the requirements of PST Upgrade utility. They handled my queries and explained in detail to me. Really, the supporting team is pretty well.   

Stefan Klaeser


  Your upgrade PST Pro tool worked great for me when I was in search of a perfect solution to increase the size of my Outlook. It worked in the desired manner for me.