Terms of Use for the Diabi app
Version: 1.1
Effective date: 25 August 2026
§ 1. General provisions
1. These Terms define the rules for using the “Diabi” mobile app, including the trial period, paid access, subscriptions and complaints.
2. The owner, publisher and service provider is:
inn.so Marta Stasiak
ul. Katowicka 71/2
61-131 Poznań, Poland
Tax ID (NIP): 7752585567
e-mail: 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 stated otherwise.
4. The App is distributed through app stores, in particular Google Play. Store rules also apply to downloads, payments, renewals, cancellations and refunds.
5. These Terms and the Privacy Policy are available free of charge at diabi.app.
§ 2. Definitions
1. App – the Diabi mobile app, an educational product focused on meals, carbohydrates and diabetes learning.
2. User – a natural person using the App.
3. Trial Period – a free five-day period of full access to App features.
4. Subscription – paid monthly or yearly access purchased and managed through an app store.
5. Online Analysis – an optional feature using external AI systems after the User gives separate consent.
6. Offline Analysis – analysis performed locally on the device without sending the meal description to the online analysis system.
§ 3. Nature and purpose of the App
1. Diabi is an educational app for people who want to better understand meals, carbohydrates and everyday diabetes-related topics.
2. The App may help estimate grams of carbohydrates, keep meal history and favorites, and provide educational materials, facts, myths, quizzes and training.
3. Diabi is not a medical device, healthcare service or diagnostic or treatment tool.
4. The App does not calculate insulin doses, recommend insulin units, select treatment or make medical decisions for the User.
5. Information shown by the App is educational and estimated. Health and treatment questions should be discussed with qualified healthcare professionals.
§ 4. Meal analysis and results
1. The User may describe a meal and, where available, add an optional meal photo.
2. The App may return an estimated amount of carbohydrates, an educational ingredient breakdown and an explanation of the result.
3. Results may be inaccurate because of incomplete descriptions, unknown portion sizes, recognition errors, limitations of AI or the local model, or differences between actual products and recipes.
4. If information needed for a meaningful estimate is missing, the App may ask for clarification instead of showing a numeric result.
5. The User should independently check results using product labels, recipes, actual portion weight or other reliable sources.
§ 5. Technical requirements
1. Use of the App requires a compatible device, a supported operating system version and sufficient storage.
2. Online features, Subscription purchase and verification, and purchase restoration require an internet connection.
3. Some features may work offline, but offline results may differ in scope and detail from online results.
§ 6. Starting use and consents
1. Using the App does not require creating a Diabi account or signing in with an e-mail address.
2. The App may store settings, preferences, history, favorites, educational progress, consents and a technical identifier locally on the device.
3. Online Analysis is optional and requires separate consent. The consent can be disabled in the App settings.
4. When Online Analysis is disabled, the App may use available local analysis.
§ 7. Trial Period
1. When the User first starts using the App, they receive five days of full access.
2. The Trial Period does not require card details and does not automatically start a paid Subscription when it ends.
3. After the Trial Period ends, the User independently decides whether to purchase a Subscription.
4. Trial identification may depend on the App version, installation and local technical data. Reinstalling the App does not guarantee another Trial Period.
§ 8. Subscription and payments
1. After the Trial Period, access may continue through a monthly or yearly Subscription.
2. The current price, currency, billing period and purchase terms are displayed by the app store before the transaction is confirmed.
3. A Subscription may renew automatically under the store rules until the User cancels it.
4. Cancellation is performed in the relevant app store settings. Uninstalling the App does not cancel a Subscription.
5. The App verifies paid access using a technical backend and purchase verification data provided by the store.
§ 9. Duration of access
1. Trial access lasts five days under the App mechanism.
2. Paid access lasts while a Subscription is active and confirmed by the store and App backend.
3. Paid access may be restricted after a Subscription expires, is cancelled or is revoked.
§ 10. Withdrawal, cancellation and refunds
1. Consumer rights follow applicable law and the rules of the store through which the purchase was made.
2. Refund requests may need to be submitted directly to the store operator.
3. These Terms do not limit mandatory consumer rights.
§ 11. User obligations
1. The User should use the App lawfully, in accordance with these Terms and its educational purpose.
2. It is prohibited to bypass security, disrupt services, automate abusive use, enter third-party data without a lawful basis or use the App as a tool for issuing individual medical recommendations.
§ 12. Data, local storage and Online Analysis
1. History, favorites, settings, educational progress and part of the cache are stored primarily on the device.
2. After consent to Online Analysis, the App may send the meal description, physical activity and its duration, an optional meal photo, language and a pseudonymous technical identifier. The Privacy Policy describes the scope in detail.
3. The current online analysis flow does not send blood glucose or an insulin profile to the AI model.
4. Subscription handling requires technical purchase data and a pseudonymous identifier to be sent to the subscription backend.
§ 13. Updates and changes to the App
1. The App may be updated to improve security, quality, legal compliance, store compliance or functionality.
2. Features may change between versions, subject to mandatory User rights.
§ 14. Availability
1. The Service Provider aims to maintain availability but does not guarantee uninterrupted operation of online features.
2. Interruptions may result from maintenance, failures, third-party providers, internet connectivity or app store changes.
§ 15. Liability
1. The Service Provider is liable under applicable law.
2. The App uses estimation models and automated analysis, so results may be inaccurate, incomplete or incorrect.
3. The User must not treat a result as an individual treatment instruction or a basis for determining a medication dose.
§ 16. Complaints
1. Complaints about the App, Trial Period or Subscription may be sent to team@diabi.app.
2. Where possible, the report should include a description, date, App and OS version and whether the issue concerns a payment.
3. The User should not send health data that is not necessary to resolve the issue.
4. Complaints will be answered within the period required by applicable law.
§ 17. Out-of-court dispute resolution
Consumers may use out-of-court complaint and redress procedures available under applicable law and may also pursue claims before a competent court.
§ 18. Changes to the Terms
1. These Terms may be changed due to changes in law, App features, payment methods, technical providers or app store requirements.
2. Where required by law or the nature of the change, the User will be informed appropriately.
§ 19. Governing law and language versions
1. These Terms are governed by Polish law, without depriving consumers of mandatory protection granted by the law of their habitual residence.
2. These Terms may be available in Polish and English. In case of discrepancies, the Polish version prevails unless mandatory law provides otherwise.
§ 20. Final provisions
1. Matters not covered by these Terms are governed by applicable law.
2. The current version is available at https://diabi.app/en/terms.html.