iStumbler Labs is operated by Alf Watt, an individual proprietor, in San Francisco, California.

The contents of this web site is Copyright © 2002-2018, Alf Watt ( All rights reserved.

All Trademarks (™), Registered Trademarks (®), and Service Marks (℠) used in this web site are the property of their respective owners.

End User License Agreement

iStumbler Labs End User License Agreement

Privacy Policy


In general, iStumbler Labs strives to collect as little personal information as possible. When we do collect personal identifying information such as your name, email address, current location we take care to prevent unauthorized access and we never sell or rent your personal information to anyone.


This website contains links to other sites. Please be aware that we are not responsible for the content or privacy practices of such other sites. We encourage our users to be aware when they leave our site and to read the privacy statements of any other site that collects personally identifiable information.


In order to operate our web store, track visitors to the site, provide up to date resource data to our applications, respond to error reports, for marketing and other business purposes we may provide your personal information to third parties. Whenever we do so we, use services which provide a easy way for you to opt-out.


You may request to opt out of any future contacts from us at any time, a copy of any data we have about you, correction or deletion to any data we have about you by contacting support.


We take every precaution to secure our applications and protect your information when in transit using Let's Encrypt to provide certificates for our web sites. We never collect payment information ourselves, relying on Apple, PayPal and Stripe to process payments on our behalf.

If you have questions or concerns about this policy please contact support.

Updated: August 2018