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Terms of Use - Taiji

Last updated: August 10, 2026


At a glance

Here are the key points in 30 seconds:


1. About Taiji

The app Taiji (hereafter "the App" or "the Service") is published by:

Neziak Studio, a French société par actions simplifiée (simplified joint-stock company) with a share capital of EUR 1,000 Registered office: 144 avenue Charles de Gaulle, 92200 Neuilly-sur-Seine, France Registered with the Nanterre Trade and Companies Register under number 107 967 606 EU VAT number: FR42 107967606 Publication director: Romain Saludes, President Contact email: info@neziakstudio.com

Hereafter referred to as "the Publisher", "we", or "Taiji".

The App offers personalized Tai Chi, Qi Gong, and gentle mobility programs.


2. Acceptance of these Terms

By downloading, installing, or using the App, you accept these Terms of Use (hereafter "the Terms") without reservation. If you do not accept these Terms, you must uninstall the App.

2.1 Capacity

You declare that:

If you use the App on behalf of a legal entity or third party, you declare you have the authority to bind that entity or person.

2.2 Privacy Policy

These Terms are supplemented by our Privacy Policy, available at https://legal.taiji.neziakstudio.com/en/privacy, which describes how your personal data is processed. By accepting these Terms, you acknowledge having reviewed this policy.


3. Account creation and management

3.1 Account creation

Access to the Service requires creating a user account through Sign in with Apple. No password information is requested or stored by Taiji.

When using Sign in with Apple, you may choose to hide your real email address through Apple Private Relay.

3.2 Uniqueness and confidentiality

You agree to:

3.3 Account deletion

You can delete your account at any time:

Deletion is irreversible and results in loss of access to your program and practice history. It does not automatically cancel your Apple subscription: you must also manage that through your iPhone Settings (see section 6).


4. Description of the Service

4.1 Content provided

Taiji provides you with:

4.2 Availability

We strive to keep the Service available 24/7, but cannot guarantee uninterrupted availability. The Service may be temporarily unavailable for maintenance, updates, or due to force majeure.

4.3 Service evolutions

We reserve the right to evolve the App: add, modify, or remove features, programs, videos. These evolutions do not entitle you to compensation, unless they result in a substantial degradation of the Service you subscribed to.


5. Medical Disclaimer: IMPORTANT

Taiji is a wellness and gentle practice app. It is NOT a medical device, NOT a healthcare service, and NOT a substitute for professional advice.

5.1 Before practicing

You must consult a qualified healthcare professional before starting or continuing practice if:

5.2 During practice

You agree to:

5.3 Acknowledgment and acceptance

By using the App, you expressly acknowledge and accept that:


6. Subscription, free trial, and automatic renewal

6.1 Subscription terms

The Service is accessible through a paid subscription with automatic renewal, after a free trial period.

Plan Price Period
Monthly €4.99 1 month
Annual €44.99 (~€3.75/month) 12 months

A 3-day free trial is offered to new users.

6.2 Automatic renewal

After the trial period, the subscription is automatically activated and billed at the chosen plan rate. It renews automatically at each term at the current rate, unless you cancel at least 24 hours before the end of the current period.

6.3 Management and cancellation

All subscription management (modification, cancellation, restoration) is handled through your Apple ID account:

iPhone Settings > your name > Subscriptions > Taiji

You can cancel your subscription at any time. Cancellation takes effect at the end of the already-paid current period. No prorated refund is issued.

6.4 Price changes

We reserve the right to modify subscription prices. Any price change for an existing subscription will be notified to you at least 30 days before taking effect, in accordance with Apple's rules. You may then refuse the new price by canceling your subscription.


7. Right of withdrawal

7.1 Principle (users residing in the European Union)

As a consumer residing in the European Union, you have a 14-day withdrawal period from the conclusion of the contract, without having to justify your decision (Article L.221-18 of the French Consumer Code).

7.2 Express waiver for immediate execution

Pursuant to Article L.221-28 13° of the French Consumer Code, you expressly waive your right of withdrawal as soon as:

This waiver is explicitly reminded to you when activating the subscription.

7.3 Refund requests

As all payments are processed by Apple, any refund request must be sent directly to Apple via:

https://reportaproblem.apple.com

Apple processes these requests according to its own terms and policies. The Publisher has neither the technical nor legal capacity to issue a direct refund.


8. Pricing and billing

8.1 Displayed prices

Subscription prices are displayed including all taxes, in euros for European users, or in local currency through App Store conversion. Prices may vary by country according to Apple's pricing rules.

8.2 Payment method

Payment is exclusively made through your Apple ID account (credit card, Apple Pay, or App Store credit registered on your account). The Publisher does not receive or store your banking information.

8.3 Billing

Invoices and receipts are issued by Apple and accessible from your Apple ID account. No separate invoice is issued by Taiji.


9. Suspension and termination by the Publisher

We reserve the right to suspend or terminate your access to the Service, without notice and without compensation, in case of:

In case of suspension or termination for fault, you remain liable for any sums due, and no refund will be issued.


10. Intellectual property

10.1 Publisher ownership

All elements composing the App (texts, videos, illustrations, logos, photographs, "Taiji" trademark, interface, source code, database, practice programs, etc.) are the exclusive property of the Publisher or its licensors, and are protected by French and international intellectual property laws.

10.2 License of use

The Publisher grants you, for the duration of your subscription, a license that is:

10.3 Prohibitions

You agree to not:

Any violation exposes you to civil and criminal proceedings (counterfeiting, Articles L.335-2 and following of the French Intellectual Property Code).


11. Personal data

The processing of your personal data is governed by our Privacy Policy, available at https://legal.taiji.neziakstudio.com/en/privacy, which is an integral part of these Terms.

We invite you to read it carefully before subscribing to the App.

Your choices regarding usage analytics and ad tracking can be changed at any time from the Settings > Privacy screen in the App.


12. Limitation of liability

12.1 Service "as is"

The App is provided "as is" without guarantee of error-free, bug-free operation, or individual results. Scientific references displayed in the App are based on general studies and do not constitute a therapeutic promise for your particular case (see section 5).

12.2 Liability cap

To the extent permitted by law, the Publisher's total liability to you, all types of damages combined, is capped at the amount of fees actually paid by you for your subscription over the past 12 months.

12.3 Exclusions

The Publisher shall not be held liable for:

12.4 Legal reservations

No provision of these Terms may limit or exclude the Publisher's liability for:


13. Modifications to the Terms

We reserve the right to modify these Terms to reflect:

In case of substantial modification, you will be informed by in-app notification and/or email, at least 30 days before the change takes effect. Continued use of the App after this date will constitute acceptance of the new Terms. Otherwise, you may cancel your subscription.

The current version is always available at https://legal.taiji.neziakstudio.com/en/terms.


14. Governing law and dispute resolution

14.1 Governing law

These Terms are governed by French law, without prejudice to the more favorable mandatory provisions applicable in the consumer's country of residence (Rome I Regulation, art. 6).

14.2 Attempt at amicable resolution

In case of dispute, you are first invited to contact us at info@neziakstudio.com. We undertake to review your request and respond within a reasonable timeframe.

14.3 Competent courts

Failing amicable agreement, and subject to public-order rules protecting consumers, any dispute will be submitted to the competent courts of the consumer's domicile.


15. Apple iOS specific provisions

The provisions of this section 15 are required by Apple Inc. for distribution of apps on the App Store. They apply notwithstanding any conflicting provisions in these Terms.

15.1 Apple is not a party to these Terms

These Terms constitute an agreement between you and the Publisher (Neziak Studio) only. Apple Inc. is not a party to these Terms. Apple is not responsible for the App or its content.

15.2 License scope

The license entitles you to use the App on any Apple iOS product that you own or control, in compliance with the App Store Usage Rules.

15.3 Maintenance and support

All maintenance and support services for the App are the sole responsibility of the Publisher. Apple has no obligation in this regard.

15.4 Warranty

The Publisher is solely responsible for any express or implied warranty for the App, within the limits provided by law. In case of failure to conform to any applicable warranty, you may notify Apple: Apple will then refund the purchase price (if any) of the App. Beyond that, Apple has no other warranty obligation regarding the App.

15.5 Product claims

The Publisher, not Apple, is responsible for addressing any claim that you, or a third party, may make regarding the App or your possession or use of the App.

15.6 Intellectual property claims

In case a third party claims that the App infringes its intellectual property rights, the Publisher will be solely responsible for the investigation, defense, settlement, and discharge of such claim.

15.7 Compliance with export laws

You declare that you are not located in a country subject to a US government embargo, or designated as a "terrorist supporting" country, and that you do not appear on any US government list of prohibited or restricted parties.

15.8 Apple as third-party beneficiary

You acknowledge and agree that Apple and its subsidiaries are third-party beneficiaries of these Terms and that, upon your acceptance of these Terms, Apple will have the right (and will be deemed to have accepted that right) to enforce these Terms against you as a third-party beneficiary.


16. General provisions

16.1 Entire agreement

These Terms and the Privacy Policy constitute the entire agreement between you and the Publisher regarding the App.

16.2 Severability

If any provision of these Terms is held to be void or unenforceable, the remaining provisions will remain in effect.

16.3 No waiver

The Publisher's failure to invoke a provision of these Terms shall not be interpreted as a waiver of the right to invoke it later.

16.4 Assignment

You may not assign these Terms without our prior written consent. We may assign these Terms to any legal successor, notably in the event of a merger, contribution, or transfer of the business.


17. Contact

For any question regarding these Terms:

Email: info@neziakstudio.com Mail: Neziak Studio, 144 avenue Charles de Gaulle, 92200 Neuilly-sur-Seine, France