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About Us


Company Description

MySingleLink is a DBA for Textile Computer Systems Inc, a Texas-USA based company, has been in business since 1987. It is a technology company providing services for Consumers and Merchants. Under the leadership of its President Mr. Gopal Nandakumar, a free app for Consumers namely 'MSL Wallet', a free app for Merchants namely 'MSL POS' and supporting web sites and virtual terminals have been developed based on many US Patents issued to MySingleLink. To view patent details, please scroll down and click on 'Patents'.
MySingleLink invented one step authentication without user id, password, two factor authentication or one time passcode.

One step authentication can be used for secured transactions such as logins, payment, help desk, sign-in, lockers, access control and more.

One step authentication can be used in multi channels like mobile app, web site, in-store, help desk, interactive voice response and more.

MySingleLink has also developed SDKs and APIs, so that any app or web site can use their patented authentication technology.



MySingleLink has an open door policy for their users namely Consumers and Merchants just like they have for their Employees. Users can directly contact the presidant Mr. Gopal Nandakumar at (210) 325 6135 or by email Please use open door contact only when all other contacts could not solve problems.


Mobile Apps:

MSL Wallet:

MSL Pos:

User Manuals & Videos:
Apps & Terminals
Trade Shows




Terms & Conditions
Shipping Policy
Returns Policy

Contact Us
Registered Office:
618 Bluff Trail
San Antonio, TX 78216
(210) 494 5465

Payment Methods:
American Express