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For the Use of the Detach App
Last updated: March 30, 2026
1. Scope of Application
1.1 These General Terms and Conditions (“Detach Terms and Conditions”) govern the use of the mobile application Detach (hereinafter “App”) by users. In addition, the General Terms and Conditions of TTI GmbH, available at the following link
https://drive.google.com/file/d/1t2rEX23v1B3XT9ZyD16wC57ahVAQYjuh/view?usp=drive_link,
shall apply insofar as and to the extent that they are applicable to digital services. In the event of conflicts, these Detach Terms and Conditions shall prevail.
1.2 The provider is TTI GmbH, acting within the framework of the project “Detach”, Nobelstraße 15, D-70569 Stuttgart, Germany, represented by Valerie Grappendorf (hereinafter “Provider” or “Detach”). Further provider information of TTI GmbH (commercial register, VAT ID, etc.) can be found in the legal notice of TTI GmbH (https://www.tti-stuttgart.de/impressum).
1.3 Insofar as these Terms and Conditions refer to consumers or entrepreneurs, the respective statutory definitions under German law shall apply.
1.4 Deviating or conflicting terms and conditions of users shall not apply unless expressly agreed otherwise.
1.5 By downloading, installing, or using the App, the user accepts these Detach Terms and Conditions as well as the additionally incorporated General Terms and Conditions of TTI GmbH as binding.
2. Subject of the Agreement
2.1 The Detach App provides digital functions that enable users to monitor and individually restrict their smartphone usage.
2.2 In particular, the App provides functions for the temporal or functional restriction of selected apps (“blockers”).
2.3 Detach is not a medical or therapeutic service. The use of the App does not replace medical or psychological advice or treatment. No success is guaranteed.
3. Requirements for Use
3.1 The use of the App is generally only permitted for persons aged 16 and over. For users under the age of 16, the consent of the legal guardians is required.
3.2 The App is currently available for iOS devices and is provided via the Apple App Store. Additional platforms may be added in the future.
3.3 The use of certain functions may require registration.
3.4 The Provider is not obliged to technically verify the age of users or the existence of consent by legal guardians. Responsibility for this lies with the user or their legal guardians.
4. Free and Paid Functions (Freemium Model)
4.1 The App can generally be used free of charge.
4.2 In the free version, one blocker is available to the user.
4.3 The use of additional blockers as well as further functions is only possible within the scope of a paid subscription or a separately offered service.
4.4 The current scope of functions of the free of charge and paid services results from the service description within the App or from the respective offer description.
5. Subscriptions, Prices and Payment Processing
5.1 Paid services may be offered as monthly or annual subscriptions.
5.2 Paid services offered within the App to end users are billed via the respective App Store used. In addition, the terms of use and payment conditions of the respective App Store operator apply.
5.3 For separately offered services, in particular for business customers or within the framework of individual agreements, deviating payment and billing methods may be agreed.
5.4 Prices are displayed within the App or in the respective offer and include the applicable statutory value-added tax, unless expressly agreed otherwise.
5.5 For minor users, the conclusion of paid services requires the consent of the legal guardians.
5.6 The contract for paid services is concluded between the user and the Provider. The respective App Store acts solely as a payment processor and is not a contractual partner of the user.
6. Term and Termination
6.1 Subscriptions have the selected term (monthly or annually) and renew automatically unless cancelled at least 24 hours before the end of the respective term.
6.2 Subscriptions concluded via an App Store can only be cancelled via the subscription management of the respective App Store used.
6.3 For separately offered services, in particular for business customers or within the framework of individual agreements, the agreed terms and termination provisions apply.
6.4 After termination of a subscription or any other paid service, only the agreed or free functions of the App shall remain available to the user.
7. Right of Withdrawal
7.1 Consumers are generally entitled to the statutory right of withdrawal when concluding a paid contract.
7.2 In the case of contracts for digital content, the right of withdrawal expires as soon as the consumer has expressly agreed that the performance of the contract begins before the expiry of the withdrawal period and has confirmed that they thereby lose their right of withdrawal.
7.3 The consent pursuant to paragraph 2 is given as part of the purchase process via the Apple App Store.
7.4 Entrepreneurs are not entitled to a statutory right of withdrawal.
8. Rights of Use
8.1 The Provider grants the user a non-exclusive, non-transferable right, limited to the duration of the user agreement, to use the App for their own purposes.
8.2 Any transfer, reproduction, modification or commercial use of the App or its content is not permitted unless legally permitted or expressly agreed.
9. Obligations of Users
9.1 Users may not misuse the App or use it in a manner that impairs the functionality of the App.
9.2 The App is used on the device used by the user. The user is responsible for ensuring that their device is protected at all times against access by unauthorized third parties.
9.3 If, in the future, certain functions require registration or the use of access data, the user is obliged to treat such data confidentially and protect it from access by third parties.
9.4 If the App in the future provides functions for interaction between users or for the publication of content, users are obliged to comply with applicable laws and the rights of third parties when using such functions. The Provider is entitled to remove content or restrict access to such functions if this is necessary to safeguard legitimate interests.
10. Availability and Changes to the App
10.1 The Provider strives to ensure that the App is available as uninterruptedly as possible, but does not guarantee permanent availability.
10.2 The Provider reserves the right to adapt, further develop or discontinue functions of the App, provided that no essential contractual obligations are impaired. This also applies to the introduction of new functions, including interactive or community-based functions.
11. Liability
11.1 The use of the App is at the user’s own risk.
11.2 The Provider shall be liable without limitation in cases of intent and gross negligence, as well as for damages resulting from injury to life, body or health.
11.3 In the event of slightly negligent breaches of essential contractual obligations (so-called “cardinal obligations”), liability shall be limited to the foreseeable damage typical for the contract at the time of conclusion of the contract. Essential contractual obligations are those whose fulfillment makes the proper execution of the contract possible in the first place and on whose compliance the user may regularly rely.
11.4 In all other respects, liability is excluded to the extent permitted by law. Mandatory consumer protection provisions remain unaffected.
11.5 The above limitations of liability shall also apply in favor of the legal representatives, employees and agents of the Provider.
12. Data Protection
Information on the processing of personal data is contained in the privacy policy, which is available within the App as well as on the website under the section “Data Protection”.
13. Final Provisions
13.1 The law of the Federal Republic of Germany applies, excluding the UN Convention on Contracts for the International Sale of Goods.
13.2 For consumers, no exclusive place of jurisdiction applies. For entrepreneurs, the place of jurisdiction shall be the registered office of the Provider (Stuttgart/Germany).
13.3 For consumers with their habitual residence in another Member State of the European Union, the mandatory consumer protection provisions of that state shall remain unaffected.
13.4 For consumers with their habitual residence in Switzerland, the mandatory provisions of Swiss law as well as any places of jurisdiction shall remain unaffected.
13.5 Should individual provisions of these Terms and Conditions be or become wholly or partially invalid, the validity of the remaining provisions shall remain unaffected.
13.6 The European Commission provides a platform for online dispute resolution (ODR): https://ec.europa.eu/consumers/odr. The Provider is neither obliged nor willing to participate in dispute resolution proceedings before a consumer arbitration board.