Dev tools · alternatives · 2026

24 alternatives to CubexSoft PST Viewer

Free Tool to Open & View PST Files without using MS Outlook

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. CubexSoft PST Viewer launched in 2022; newer entries below may have overtaken it.

1. 1
   PST File Viewer▲3

   Free PST Viewer Tool To Open and Read PST File

   2022 · its alternatives →

2. 2
   MailConverterTools PST Viewer▲8

   Best Tool to Open, View, and Read PST Files without Outlook

   2025 · its alternatives →

3. 3
   PST File Viewer Tool▲2

   Best freeware software to open PST file without Outlook

   2023 · its alternatives →

4. 4
   DRS Softech PST Viewer Tool ▲5

   Open and View PST Files Without Outlook Easily

   Sep 2025 · drssoftech.com · its alternatives →

5. 5
   Sysinfo PST Viewer Pro▲2

   Sysinfo PST Viewer pro view PST files without MS Outlook

   2023 · its alternatives →

6. 6
   DRS PST Viewer Tool▲1

   The utility allows you to access corrupt Outlook PST files.

   2023 · its alternatives →

7. 7
   OST File Viewer▲3

   Free OST Viewer to View Outlook OST File without Outlook

   2022 · its alternatives →

8. 8AL
   A library for reading PST files (written in Go/Golang)▲20

   2021 · github.com · its alternatives →

9. 9
   Mailward▲6

   Open PST & OST files in your browser - private, no Outlook

   Jul 2026 · pst.aivismonitor.com · its alternatives →

10. 10AL
    A library for reading PST emails (written in Go/Golang)▲13

    2021 · github.com · its alternatives →

11. 11
    DRS OST Viewer Tool▲1

    It is the most trusted and genuine OST file reader solution

    2023 · its alternatives →

12. 12
    Outlook Converter Tool▲3

    Best Software to convert Outlook PST files to PDF, MBOX, EML

    2023 · its alternatives →

13. 13
    OST to PST Converter Tool▲8

    Converter Tools OST to PST Conversion with All Emails

    2025 · convertertools.org · its alternatives →

14. 14
    PST Recovery▲3

    Tool to restore MS Outlook PST f into various file formats.

    2022 · its alternatives →

15. 15
    Softaken PST Mailbox Converter Tool▲7

    To convert Outlook PST files into Different file formats.

    2025 · its alternatives →

16. 16
    MacSonik OST Viewer Pro▲5

    Powerful OST File Viewer for Enterprises & IT

    Jul 2026 · macsonik.com · its alternatives →

17. 17
    Office Viewer ▲12

    Free View Office files without installing anything

    2025 · its alternatives →

18. 18
    GoldyTools▲7

    Ost to pst converter tool to convert ost to pst files

    2025 · its alternatives →

19. 19
    Outlook PST Password Remover Tool ▲3

    Effortless Method to Remove Password From PST Files

    2024 · its alternatives →

20. 20
    MailConverterTools PST Converter▲7

    Efficiently Convert Outlook PST in Bulk without Outlook

    2024 · its alternatives →

21. 21
    MailsDaddy PST Attachment Extractor Tool▲3

    It is the best software to extract attachment from PST File.

    2022 · its alternatives →

22. 22
    DRS OLM Viewer Tool ▲5

    Free software that allows you to view OLM file emails

    2023 · its alternatives →

23. 23
    Corrupt PST Viewer▲2

    Unlock and access corrupt PST files with corrupt PST viewer

    2023 · its alternatives →

24. 24
    CubexSoft Outlook Duplicate Remover▲1

    Top-rated software to remove duplicate Outlook PST Files

    2023 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →