In fact, a signature was never the only determinant of the creation of a legally binding agreement. Over the centuries, an oral agreement or a handshake was all it took to justify the intention to enter into a contract. Today, only the act of downloading the software is sufficient to indicate that a party has accepted the terms of use and that it is legally bound. Today, as then, intent is the deciding factor in whether an agreement has been reached or not, whether it is a signature or clicking on a box on a computer screen. (iv) The subscriber may not modify, re-develop, decompil, decompil, or create works derived from the application or sublicensings, unless the licensee has expressly approved something else in writing. 3.1 The licensee must comply with all the restrictions set out in this agreement, the API`s privacy policy and general policies for all uses of API data and services as well as in publishing applications. The licensee must also comply with all the restrictions set out in this agreement and the guidelines relating to the use of the trademark for all uses of trademarks. If Zendesk believes, at its sole discretion, that the licensee has violated or attempted to violate a clause, condition or spirit of this Agreement, the license granted to the licensee under this agreement may be revoked temporarily or permanently, with or without notification to the licensee. If you grant someone the use of your mobile app, you want to keep the option to revoke that license if a user violates your terms and conditions.

Note that Viber`s license agreement contains a „License Extend“ section that states that the license is „limited, non-exclusive, non-transferable, cannot be under-granted“ and that a user „cannot rent, rent, sell, sell, retransform or sub-license the application“ and that a user cannot „copy, decompilate, restart, re-start, dissect“ the application. Once a user clicks on the „Legal Agreements“ point, the user can click „Licensing Agreement“ in the menu to view this agreement directly in the app: a. License scope: The donor grants you a non-negotiable license to use the licensed application for all Apple brand products that you own or control and that the rules of use allow. The terms and conditions of these standard EEFs govern all content, materials or services accessible or acquired by the licensed application, as well as upgrades provided by the licensee that replace or complete the original licensed application, unless such an upgrade is accompanied by a custom EULA.