Terms of Service
Last updated: February 7, 2026
Thank you for using Invoice.app.
These Terms of Service (“Terms”) govern your access to and use of Invoice.app, including the website, mobile applications, and related services (collectively, the “Service”). They form a legally binding agreement between you (“Customer”, “you”) and Piotr Stojanowski Consulting (“we”, “us”, “our”).
By using the Service you acknowledge that you have read, understood and agree to be bound by these Terms. If you do not agree, you must not use the Service.
- Definitions
- “Service” means the Invoice.app website, iOS application, Android application, web application, and any related APIs or services operated by us.
- “Customer” or “you” means any individual or entity that accesses or uses the Service.
- “Account” means the account you create to access the Service.
- “Subscription” means a recurring paid plan that grants access to premium features of the Service.
- “Invoice Data” means any invoices, estimates, client information, financial records, and other content you create, upload, or store through the Service.
- “KSeF” means the Krajowy System e-Faktur (National e-Invoicing System), operated by the Polish Ministry of Finance.
- Your Relationship with Us
- The Service is provided by Piotr Stojanowski Consulting. By accessing and using the Service you agree to these Terms. If you do not agree, please do not access or use the Service.
- These Terms apply to all platforms on which the Service is available, including iOS, Android, and the Web.
- Account Registration & Security
- You must be 18 years or older to use the Service.
- You are responsible for ensuring that any information you provide to us is accurate, complete, and up to date.
- You are responsible for maintaining the confidentiality of your Account credentials and for all activities that occur under your Account.
- You must notify us immediately if you become aware of any unauthorised use of your Account.
- We may contact you to verify your identity and request additional documentation as permitted by applicable law.
- Subscription Plans, Billing & Payments
- The Service offers a free tier and paid Subscription plans. The features and pricing of each plan are described on our website and within the app.
- Paid Subscriptions are billed on a recurring basis (monthly or yearly) through the Apple App Store or Google Play Store, depending on your platform.
- Subscriptions automatically renew at the end of each billing period unless you cancel before the renewal date.
- You may cancel your Subscription at any time through your Apple App Store or Google Play Store account settings. Cancellation takes effect at the end of the current billing period, and you will retain access to paid features until then.
- Refunds are handled exclusively by the Apple App Store or Google Play Store in accordance with their respective refund policies. We do not process refunds directly.
- We reserve the right to change Subscription pricing. We will notify you of any price changes at least 30 days in advance, and the new price will apply from your next renewal date.
- Your Right to Use the Service (License)
- The materials and content comprising the Service belong to us or our third-party licensors. We grant you a limited, non-exclusive, non-transferable, revocable licence to use the Service in accordance with these Terms.
- Your right to use the Service is personal to you and you may not transfer it to another person. Your right to use the Service does not prevent us from granting other people the right to use the Service.
- Other than as permitted by these Terms, you may not use our names, trademarks, logos, domain names, or any other distinctive brand features.
- Unless permitted by these Terms or by the functionality of the Service, you agree:
- not to copy any portion of the Service;
- not to sell, sublicense, or otherwise make available any portion of the Service to any third party;
- not to modify or create derivative works of the Service;
- not to reverse-engineer, decompile, or attempt to access the source code of the Service that we have not expressly published for general use.
- You acknowledge that you have no rights in or to the Service other than the right to use it in accordance with these Terms.
- Intellectual Property
- All intellectual property rights in the Service, including but not limited to software, design, text, graphics, and logos, are owned by us or our licensors and are protected by applicable intellectual property laws.
- You retain all rights to your Invoice Data. By using the Service, you grant us a limited licence to process, store, and display your Invoice Data solely for the purpose of providing the Service to you.
- You may not use our trademarks, logos, or brand elements in any manner that could cause confusion, imply endorsement, or disparage us without our prior written consent.
- Rules of Acceptable Use
- This section describes specific rules that apply to your use of the Service (the “Rules of Acceptable Use”).
- When using the Service you must not:
- circumvent, disable, or otherwise interfere with any security features of the Service;
- provide false or misleading information or allow another person to use the Service under your name or on your behalf without authorisation;
- impersonate any person, or misrepresent your identity or affiliation with any person, or give the impression that they are linked to us or Piotr Stojanowski Consulting if this is not the case;
- use the Service other than for its intended purpose as set out in these Terms;
- use the Service if we have suspended or banned your access;
- modify, interfere with, intercept, disrupt, or hack the Service, or collect data from the Service other than in accordance with these Terms;
- misuse the Service by knowingly introducing viruses, trojans, worms, logic bombs, or other material which would harm the Service or any user's equipment; or
- use any automated system, including “robots”, “spiders”, or “offline readers” to access the Service in a manner that sends more requests than a human can reasonably produce in the same period.
- Failure to comply with the Rules of Acceptable Use constitutes a serious breach of these Terms and may result in our taking any of the following actions (with or without notice):
- immediate, temporary, or permanent withdrawal of your right to use the Service;
- issuing of a warning to you;
- legal action against you, including proceedings for reimbursement of all costs (including reasonable administrative and legal costs) resulting from the breach;
- disclosure of information to law enforcement authorities as we reasonably consider necessary.
- Invoice Accuracy & Tax Disclaimer
- You are solely responsible for the content, accuracy, and completeness of all invoices and financial documents you create using the Service.
- The Service is an invoicing tool and does not constitute tax, legal, or financial advice. You should consult qualified professionals for tax and legal matters.
- We do not verify the accuracy of tax rates, amounts, or other financial information entered by you. You are responsible for compliance with all applicable tax laws and regulations.
- KSeF Integration Disclaimer
- The Service provides integration with KSeF on a best-effort basis. We do not guarantee the availability, accuracy, or reliability of the KSeF platform, which is operated and maintained by the Polish Ministry of Finance.
- You are responsible for verifying the submission status of your invoices in KSeF and ensuring compliance with all applicable e-invoicing regulations.
- We are not liable for any delays, failures, or errors arising from the KSeF platform, including system downtime, changes to the KSeF API, or rejection of invoices by the government system.
- Data Protection & Privacy
- We process personal data in accordance with the General Data Protection Regulation (GDPR) and applicable data protection laws. Full details of how we collect, use, and protect your data are set out in our Privacy Policy.
- You have the right to access, rectify, erase, and port your personal data, as well as the right to restrict or object to processing, as described in our Privacy Policy.
- In the event of a personal data breach that is likely to result in a high risk to your rights and freedoms, we will notify you without undue delay in accordance with GDPR requirements.
- Limitation of Liability
- The Service is provided on an “AS IS” and “AS AVAILABLE” basis. We make no representations, warranties, or guarantees of any kind, whether express or implied, including but not limited to warranties of merchantability, fitness for a particular purpose, or non-infringement.
- To the maximum extent permitted by law, our total aggregate liability to you for any claims arising out of or related to these Terms or the Service shall not exceed the total amount of fees paid by you to us in the 12 months immediately preceding the event giving rise to the claim.
- To the maximum extent permitted by law, we shall not be liable for any indirect, incidental, special, consequential, or punitive damages, including but not limited to loss of profits, data, or business opportunities, regardless of the cause of action.
- We are not responsible for any interruptions, delays, failures, or non-availability affecting the Service caused by third-party services, errors in third-party software or hardware, or Internet connectivity issues.
- Nothing in these Terms excludes or limits our liability for death or personal injury caused by negligence, fraud, or any other liability that cannot be excluded or limited under applicable law.
- Termination
- If at any time you do not agree to these Terms or any changes made to them, you must immediately stop using the Service.
- You may end your use of the Service at any time, for any reason. These Terms shall continue in effect unless the relationship is ended in accordance with this section.
- We may immediately suspend or terminate your access to the Service if you breach the Rules of Acceptable Use, any other material provision of these Terms, or if required by law.
- Upon termination, we will provide you with a reasonable grace period of at least 30 days to export your Invoice Data, unless termination is due to a serious breach. After this period, we may delete your data.
- Termination does not affect any of your obligations to pay any sums due to us, nor does it affect any rights or remedies that have accrued prior to termination.
- Changes to Service & Terms
- We are constantly updating and improving the Service. We may update, modify, or discontinue features of the Service at any time.
- We may revise these Terms from time to time. The most current version will always be available at invoice.app/terms.
- For material changes to these Terms, we will provide at least 30 days' notice before the changes take effect. We may notify you through the Service, via email, or by other reasonable means.
- Your continued use of the Service after changes to these Terms take effect constitutes your acceptance of the revised Terms. If you do not agree to the revised Terms, you must stop using the Service.
- App Store Terms
- If you access the Service through the Apple App Store or Google Play Store, you acknowledge that these Terms are between you and us, not with Apple Inc. or Google LLC. Apple and Google are not parties to these Terms and have no obligation to provide maintenance, support, or warranty for the Service.
- Subscription purchases and management are subject to the policies of the applicable app store. In the event of any conflict between these Terms and the app store terms regarding subscription billing or refunds, the app store terms shall prevail.
- General Provisions
- Governing law. These Terms are governed by and construed in accordance with the laws of the Republic of Poland.
- Jurisdiction. Any disputes arising out of or in connection with these Terms shall be subject to the exclusive jurisdiction of the courts of the Republic of Poland. If you are a consumer residing in the European Union, you retain the right to bring proceedings in the courts of your country of residence in accordance with applicable EU regulations.
- Severability. If any provision of these Terms is found to be invalid or unenforceable, the remaining provisions shall continue in full force and effect.
- Entire agreement. These Terms, together with our Privacy Policy, constitute the entire agreement between you and us regarding your use of the Service and supersede all prior agreements and understandings.
- Contact. If you have any questions about these Terms, please contact us at contact@invoice.app.