DocumentationInvantive Authenticator

Invantive Authenticator

General Information

Trusted and Free Dutch software for Exact Online Verification Code

Invantive Authenticator is a two-step verification solution for use with TOTP-protected websites and products such as Exact Online. Made in Holland by a partner of Exact, awarded accountancy app partner of the year 2017. It supports TOTP according to RFC 6238 and provides additional export/import options.

How does this free two-step authentication solution work?

First, install the application on a Windows PC, laptop or terminal server. Then you run Invantive Authenticator from the start menu.

With the button "Add" you can add Exact Online as a party for which you want to get a verification code.

The program asks for a secret to be provided. Follow the instructions on to retrieve this.

Questions, suggestions and/or comments? Preferrably call us at +31 88 00 26 599. Alternatively, email your remarks to

Your benefits:

  • Made in Holland.
  • Trusted and free software.
  • Export accounts to QR Code images.
  • Import accounts by drag&drop of QR Code images in files and clipboard.
  • Integrates with other Invantive products.




  • Invantive® BV
  • Biesteweg 11
  • 3849 RD Hierden
  • the Netherlands
  • Bank: IBAN NL 42 RABO 01 23 4097 80, BIC RABO NL 2U.
  • PayPal:
  • Rabobank Groep N.V., Branch: Rabobank Peel, Maas en Leudal.
  • Sint Antoniusstraat 40, 6093 GC, Heythuysen, the Netherlands