File Extension Library

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.SD4 File Extension

  • Developer by: Programming Sunrise
  • Category: Database Files

What are .SD4 files and how to open them?

Can't open .SD4 file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .SD4 file.

What is a .SD4 file extension?

.SD4 file extension is created by Programming Sunrise. .SD4 has been classified as Database Files.

.SD4 is Smart Diary Suite database

The sd4 file extension is associated with the Smart Diary Suite, a scheduling utility for Windows that can be used as personal organizer, a secret diary, a health diary, nutritional tracker, health monitor, contacts organizer, schedule software, tasks manager, medication reminder etc.

The sd4 file stores database for SDS version 4.


How to open:

Use compatible tools to work with *.sd4 files.

How to convert:

Probably can be exported to other formats.

How to fix problems with .SD4 files

  1. You need to update the application that you normally use to open .SD4 files. Only the latest version of the software supports the current .SD4 file format
  2. You need to check the .SD4 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)
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