Use PostalMethods to send letters directly from Invotrak

PostalMethods enables Invotrak users to send invoices as postal letters directly from the web. Send letters from anywhere you have access to Invotrak. With no learning curve, PostalMethods is easy to set up and use.

Invotrak allows freelancers, small businesses and individuals to track time spent on projects and invoice customers online.


  • No more manual printing, folding, inserting, sealing, stamping or delivering
  • No need to buy and maintain any software or hardware - start sending today
  • Send letter from anywhere you have access to Invotrak
  • Letters are handled securely. Your data will not be used by anyone
  • Send letters from your email client and other applications as well


  • Letters sent in professional No. 10 sealed, double window envelopes
  • Your letter is in the mail within one business day
  • Send one letter or one hundred thousand - we can handle it
  • Using First Class Priority postage for fast and reliable delivery
  • Recipient address is verified automatically before delivery
  • In case of non-delivery, your letter is returned to you by the postal service

How to send letters using Invotrak

Read our detailed how to guide and send letters in minutes.

Invotrak Screenshot

Get an evaluation account for free

A PostalMethods evaluation account gives you a no-risk way to experience the service.

The only limitation is that letter posting is simulated and does not actually occur.

No credit card required

Getting Started