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KDB KDBX
File conversion

Convert KDB to KDBX

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Is it possible to convert KDB to KDBX?
Yes - KDB converts to KDBX.

The recommended upgrade: open the .kdb in KeePass 2.x (File > Import > KeePass KDB) or KeePassXC (open the file, then Database > Database Settings to change format), then save as KDBX. KDBX offers Argon2 KDF (more brute-force resistant) and HMAC block integrity. The resulting .kdbx is compatible with all modern KeePass clients.

1 programs
Also to KDBX: BCUP

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Tested on macOS, Windows & Linux
Last verified Oct 2026

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How to convert KDB to KDBX

Converting a .KDB file to .KDBX lets you open the content in software that prefers the .KDBX format, though some details may change compared with the original. The programs listed below open .KDB files and can save or export them to .KDBX (or a closely related format). One of them is KeePass Password Safe: KeePass Password Safe is a free open-source password manager developed by Dominik Reichl that stores credentials in a locally encrypted database file. The….

A full step-by-step guide for this conversion is on the way; the information above is drawn straight from our database.

Programs that convert KDB

KeePass Password Safe

About these formats

.KDB KeePass 1 Password Database

A KDB file is an encrypted password database created by KeePass 1.x (KeePass Classic). It stores logins, passwords, and notes locked behind a master password. Open it with KeePass or…

Open .KDB details →
.KDBX KeePass 2 Password Database

A KDBX file is an encrypted password database created by KeePass 2 or a compatible app such as KeePassXC. It stores logins, passwords, URLs, and notes locked behind a master password and…

Open .KDBX details →