LetterMark go mobile is the mobile App that lets you email or text your signature information and logo or image. No need for the recipient to have the App. There are free Templates (signature images) available or you can create your own by purchasing a subscription to the Custom Template. Use your own Logo or Selfie from your Camera Roll. LetterMark go mobile uses the standard Messaging Apps that are already on your iPhone or iPad, no need to use a special email or Texting Application to send or receive your Custom Template.

No need to go back and forth, especially when texting someone to give them all the information they need. Just set up you information once and select the image you want to show and you are done. Set your preferred information as your default. You may have multiple Templates (one Custom, and many free). You may change your images or contact information anytime you want, it’s all included in the service. These images are hosted on our Cloud servers and available worldwide. See for step by step instructions on how to create a custom Template.

This App is for iPhone, iPad users who do not subscribe to the PC LetterMark version as well as existing LetterMark users.

New users simply do not enter a license key, whereas existing LetterMark users will enter their license key to get there existing Templates.

For the 6 months, two of the in-App purchases are free in addition to the sample templates (Seasonal and Zombies).

Organizations of any type may request that their logo be added with a link to their web site, for use by their constituency, by emailing to

For example, a University logo that links to school merchandise for sale.

Organizations which wish to have their brand or logos added as a Template Group may contact Research Triangle Software to provide details and permission. They may also choose where they would like their template to link back to on their web site or social media.

What’s New

Version 201.7

Updated functionality on the iPhone. The app will now automatically copy the template to your clipboard. Bug fixes. Shortcuts for texting or emailing the default template added to the home screen of 3D touch enabled devices.


Research Triangle Software, Inc.
3.7 MB

Requires iOS 7.0 or later. Compatible with iPhone, iPad, and iPod touch.



Age Rating
In-App Purchases
  1. Seasonal Template Package
  2. Zombie Template Package
  3. Generic Template Package $0.99


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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