Terms of Use for the Diabi app
Version: 1.0
Effective date: 1 July 2026
§ 1. General provisions
1. These Terms of Use define the rules for using the “Diabi” mobile app, hereinafter referred to as the “App”, including the rules for the free trial period, access to paid functions, conclusion and termination of digital service agreements and complaint handling.
2. The owner, publisher and service provider of the App is:
inn.so Marta Stasiak
ul. Katowicka 71/2
61-131 Poznań
Poland
Tax ID / NIP: 7752585567
email: team@diabi.app
website: https://diabi.app.
3. The concept, functional design, interface design, educational content and development of the App were created by Łukasz Nowak, unless otherwise indicated for a specific element.
4. The App is distributed through Google Play and Apple App Store. Purchases, downloads, subscriptions, cancellations and refunds are also governed by the rules of the store through which the User uses the App.
5. These Terms of Use are available free of charge at https://diabi.app/en/terms.html.
6. The Privacy Policy is available at https://diabi.app/en/privacy-policy.html.
7. By using the App, the User accepts these Terms and confirms that they have read the Privacy Policy.
§ 2. Definitions
1. App – the Diabi mobile app intended for educational purposes related to diabetes, meals, carbohydrates, carbohydrate exchanges and knowledge reinforcement.
2. User – a natural person using the App.
3. Consumer – a natural person entering into an agreement with the Service Provider for purposes not directly related to their business or professional activity.
4. Digital Service – a service allowing the use of App functions in digital form.
5. Trial Period – a free five-day period of access to App functions.
6. Subscription – paid, automatically renewable access to App functions, purchased through an app store, in particular Google Play or Apple App Store, depending on the platform.
7. Profile – a set of parameters entered by the User, in particular relating to glucose level, insulin therapy and conversion factors.
8. Online Analysis – an optional function involving sending selected information to external systems indicated in the Privacy Policy, after the User gives separate consent.
9. Offline Analysis – a function performed locally on the device, without sending meal data to the online analysis server.
§ 3. Nature and purpose of the App
1. Diabi is an educational app intended for people with diabetes, in particular for people learning the basics, having difficulty estimating carbohydrates or carbohydrate exchanges, or wanting to organize and reinforce their knowledge.
2. The App may allow meal analysis, educational estimation of carbohydrates or carbohydrate exchanges, presentation of ingredients and assumptions of the result, maintaining local history and using educational materials, facts, myths, quizzes and training.
3. The App is not a medical device, healthcare service, medical consultation or tool replacing a doctor, diabetologist, diabetes educator, dietitian or individual treatment plan.
4. Information, analyses and calculations are educational, estimated and supportive only.
5. The App does not diagnose diseases, conduct therapy, automatically monitor health status or make therapeutic decisions on behalf of the User.
6. Decisions regarding treatment, insulin administration, glucose correction and actions in hypo- or hyperglycemia should be made in accordance with an individual plan agreed with a doctor.
7. In a situation threatening health or life, professional medical help should be sought or the appropriate emergency number should be called.
§ 4. Educational results and calculations
1. The App may present an educational meal analysis result, including an estimated amount of carbohydrates, carbohydrate exchanges, meal ingredients, educational comments and — depending on the App version and configuration — educational calculations related to insulin.
2. Every result presented in the App is educational and does not constitute medical advice, a prescription, a doctor’s recommendation or an instruction to administer a specific amount of insulin.
3. The App does not verify whether values entered into the Profile were determined by a doctor or whether they are appropriate for a given User.
4. Entering incorrect, outdated, incomplete or accidental data may lead to an incorrect result.
5. Before treating the result as supporting material, the User should check the glucose level, meal description and size, estimated amount of carbohydrates or carbohydrate exchanges, their own parameters, physical activity and other circumstances that may affect glucose levels.
6. The App may hide, limit or change the way some results are presented, in particular numerical values related to insulin, if justified by safety, testing, functional changes, app store requirements or legal requirements.
7. Showing, hiding or limiting a result does not mean that the result is correct, safe or appropriate for a specific person.
§ 5. Technical requirements
1. To use the App, a compatible mobile device, supported operating system version, sufficient memory, supported App version and — for online functions — internet access are required.
2. Current system requirements are indicated on the App page in the store through which the App is distributed.
3. Some functions may work locally without internet access.
4. Functions requiring Online Analysis, subscription verification, purchase restoration, speech recognition by a system service or opening external pages may require internet access.
5. The result of local analysis may differ from the result of online analysis in scope and detail.
6. The User bears data transmission costs charged by their operator.
§ 6. Starting use, consents and no account
1. Using the App does not require creating an individual account in the Service Provider’s system.
2. The App does not require providing first name, last name or email address to use the basic functions.
3. The User Profile is created locally on the device based on information entered by the User.
4. At first launch or while using the App, the User may be asked to accept the Terms, read the Privacy Policy and give additional consents, in particular consent to Online Analysis.
5. Consent to Online Analysis is voluntary. Refusal does not block the use of the App, but may result in using Offline Analysis, which may be less accurate or less detailed.
6. The User should enter data required for calculations with due care and protect the device against unauthorized access.
7. A minor may use the App only to the extent permitted by law and, where required, with the consent or under the supervision of a legal representative.
8. Purchase of a Subscription by a minor may require consent of a legal representative and compliance with app store requirements.
§ 7. Trial Period
1. Upon first launch of the App, the User receives a five-day Trial Period.
2. The Trial Period starts automatically when the User first begins using the App.
3. Starting the Trial Period does not require providing card details, does not automatically purchase a Subscription and does not lead to automatic charging after it ends.
4. The Trial Period is assigned to the installation, device or technical identifier used by the App.
5. After five days, functions requiring a Subscription may be blocked.
6. After the Trial Period ends, the User independently decides whether to purchase a Subscription.
7. Deleting and reinstalling the App, clearing data or changing device settings does not guarantee a new Trial Period.
8. The Service Provider may refuse to grant another Trial Period in order to prevent abuse.
§ 8. Subscription and payments
1. After the Trial Period ends, the User may purchase a monthly or yearly Subscription.
2. The Subscription price is shown to the User in the app store immediately before purchase, and that price is binding.
3. The price may differ depending on country, region, currency, taxes, app store pricing policy, exchange rates or promotions.
4. Availability of variants may depend on country, region, device or app store configuration.
5. Payments are handled by the app store, in particular Google Play or Apple App Store, depending on the platform. The Service Provider does not receive full payment card details.
6. The Subscription renews automatically for the next period unless the User cancels it in accordance with the app store rules.
7. The Subscription can be cancelled in the app store account settings. Uninstalling the App does not cancel the Subscription.
8. After cancellation, the User retains access until the end of the paid period unless the app store indicates otherwise.
9. Payment charging, cancellation, refund, purchase restoration and billing rules are also governed by the app store terms and applicable law.
10. If an active Subscription cannot be temporarily verified, the App may use time-limited local confirmation of access.
11. The Service Provider may change Subscription prices in accordance with app store rules and applicable law.
§ 9. Conclusion and duration of the agreement
1. The agreement for free use of the App is concluded when the Terms are accepted and use begins.
2. The agreement regarding the Trial Period is concluded for five days.
3. The agreement regarding the Subscription is concluded when the purchase is successfully confirmed by the app store.
4. The Subscription is concluded for a monthly or yearly period and renews automatically unless the User cancels it.
5. Free use can be terminated by uninstalling the App and deleting local data.
6. Paid access can be terminated by cancelling the Subscription in the app store.
7. Deleting local data does not necessarily delete information about the used Trial Period, transaction, Subscription entitlement or data needed for billing and abuse prevention.
§ 10. Right of withdrawal and refunds
1. The Consumer has rights arising from laws concerning distance contracts and digital services.
2. Rules for withdrawal from purchase, payment refund and cancellation of a transaction made through the app store may be handled through that store in accordance with its procedures and applicable law.
3. These Terms do not limit Consumer rights arising from mandatory provisions of law.
4. The Trial Period does not result in a charge and does not automatically convert into a paid Subscription.
§ 11. User obligations and prohibited actions
1. The User is obliged to use the App in accordance with the law, these Terms, good practices and its educational purpose.
2. It is prohibited to provide unlawful content, bypass security or the Trial Period, decompile or distribute the App in violation of the law, automatically disrupt services, impersonate others, use the App to provide professional medical advice without authorization or enter third-party data without a legal basis.
3. The User should not enter data in text fields that allows other people to be identified.
4. The User should not use the App in a way that could endanger their health or life or the health or life of others.
§ 12. Data, local storage and Online Analysis
1. The rules for processing personal data are described in the Privacy Policy.
2. The Profile, history, favorite meals, educational progress and some results are generally stored locally on the device.
3. The User may enable Online Analysis after giving separate consent.
4. After Online Analysis is enabled, selected data, including meal description, glucose level, activity, activity duration, notes, language and a technical app identifier, may be sent to external systems indicated in the Privacy Policy.
5. Consent to Online Analysis may be withdrawn in the App settings. Withdrawal of consent does not affect the lawfulness of earlier processing.
6. The User may delete local data by uninstalling the App or deleting App data in Android or iOS system settings.
7. If a given App version provides functions for deleting selected data, the User may also delete certain data from within the App, such as history or favorite meals.
8. Technical data related to the trial, Subscription, payments or abuse prevention may be stored longer if needed to handle access, billing, complaints or security.
§ 13. Updates and changes to the App
1. The Service Provider may publish updates to improve security, fix errors, adapt to changes in the operating system or app store, develop educational functions, comply with law or change technical providers.
2. Some updates may be required for further proper or safe use of the App.
3. The User should install updates made available through the app store.
4. The Service Provider may change, add or remove functions, provided that this does not violate mandatory User rights.
5. The User will be informed of significant changes affecting a paid service in the manner required by law.
§ 14. Availability and interruptions
1. The Service Provider exercises due care to ensure that the App works properly, but does not guarantee uninterrupted availability of all functions.
2. Interruptions or limitations may result from maintenance, failure of the User’s device or system, internet problems, failures of the app store or external providers, the need to remove a security threat or force majeure.
3. If a paid Digital Service is not compliant with the agreement, the Consumer has remedies provided by law.
§ 15. Liability
1. The Service Provider is liable for conformity of the Digital Service with the agreement under the rules resulting from law.
2. These Terms do not exclude or limit liability that cannot be excluded under applicable law.
3. The Service Provider is not liable for consequences resulting solely from entering incorrect or outdated data, using the result contrary to warnings, treating educational material as individual medical advice, using an unsupported or modified version, giving access to the device to an unauthorized person or the operation of systems outside the Service Provider’s control.
4. The App uses estimation models and automated analysis systems. Results may be inaccurate, incomplete or based on typical portions where the User does not provide precise quantities.
5. All values should be treated as estimates requiring verification.
§ 16. Complaints
1. Complaints regarding the operation of the App, access to functions, the Trial Period or Subscription may be sent to team@diabi.app.
2. A complaint should, where possible, include a description of the problem, date of occurrence, device model, operating system and App version, information whether the problem concerns a purchase, and a screenshot if needed.
3. The User should not send medical data that is not necessary to solve the problem.
4. The Service Provider will respond to the complaint within 14 calendar days of receiving it.
5. If handling the complaint requires additional information, the Service Provider may ask for it.
6. Complaints regarding a charge, payment method or payment system may require parallel contact with the app store.
§ 17. Out-of-court dispute resolution
1. The Consumer may use out-of-court complaint handling and claim pursuit methods under the rules provided by applicable law.
2. Information on available methods can be obtained from competent consumer protection authorities.
3. Use of out-of-court dispute resolution is voluntary unless the law provides otherwise.
4. The Consumer may also pursue their rights before the competent court.
§ 18. Changes to the Terms
1. The Service Provider may change the Terms in the event of changes in law, App functions, payment or Subscription method, Service Provider details, app store requirements, the need to increase security or changes in data processing.
2. The User will be informed of changes in the App or in another appropriate way before they enter into force, if required by law or the nature of the change.
3. A change does not affect rights acquired before it enters into force.
4. If the User does not accept the change, they may stop using the App and cancel the Subscription.
§ 19. Governing law and language versions
1. These Terms are governed by Polish law.
2. The choice of Polish law does not deprive the Consumer of protection granted by mandatory provisions of the country of their habitual residence.
3. The App and Terms may be available in Polish and English.
4. In case of discrepancies, the Polish version shall prevail, unless mandatory provisions of law provide otherwise.
5. The competent court is determined in accordance with applicable provisions of law.
§ 20. Final provisions
1. These Terms apply from the date indicated at the beginning of the document.
2. If any provision proves invalid or ineffective, the remaining provisions remain in force to the extent permitted by law.
3. In matters not regulated herein, applicable law applies, in particular provisions concerning electronic services, consumer rights, digital services and personal data protection.
4. The current version of the Terms is available at https://diabi.app/en/terms.html.