Contract terms wey apply
General Terms and Conditions
Rules for account, text tools, credits, plagiarism checks and subscriptions for Certentis.
Last updated: 2026-08-24
1. Provider and where e apply
Dis General Terms and Conditions apply to contracts for Certentis, na digital service from Andrej Gluchow (CERTENTIS), Brahmsstr. 6, 57577 Hamm, Deutschland. Dem apply to consumers and, where una agree expressly, to businesses too.
Any special agreement and the information for the particular checkout get priority over these terms. Customer own different terms go apply only if Andrej Gluchow (CERTENTIS) don expressly agree to dem.
2. Services from Certentis
Certentis provides a Humanizer for controlled text editing, an AI scanner to statistically classify language patterns, and a plagiarism check to find matches and sources. The exact service scope dey for the particular product page and checkout.
System dey generate outputs and reports automatically. Even with technical checks, language, subject-matter, citation-related or classification errors fit happen. You must check the content and sources yourself before you use dem.
- No guarantee say AI detector go classify am in any particular way.
- No guarantee for grades, passing, plagiarism-free result or whether e follow institutional rules.
- No professional, legal or academic advice.
3. Account and access
You need personal account to use paid features. Only people wey don reach 18 years fit register. Keep your login details secret and no share dem with anybody.
You must provide correct and current information. If you suspect say person dey use your account without permission, tell us immediately and change your password.
4. Wetin you fit use am do
You fit only enter or upload content wey you get legal right to process and send to the service providers wey dey involved.
- No illegal, harmful, deceptive or abusive content.
- No another person confidential data, trade secrets or personal data without legal basis.
- No bypassing security, credit, capacity or access limits.
- No automated bulk requests outside interfaces wey we don expressly provide.
- You must follow academic, professional and institutional rules for using and identifying AI assistance.
5. Credits and usage
Certentis dey use Credits as shared balance for im tools. For now, Humanizer dey cost one Credit for each input word, AI analysis dey cost one Credit for every two input words, and plagiarism check dey cost one Credit for each word wey dem check. If unit no complete, dem go round am up to the next full Credit. For Humanizer, internal repetitions and output text no dey attract extra charge.
Before processing start, the required balance go dey reserved. If processing fail and no usable result dey provided, the reservation go dey released or refunded after the technical process wey dem specify.
Credits wey person buy one time no get expiry date. Abo-Credits dey come in monthly allowances, whether the billing na monthly or yearly. Monthly allowance go expire when the next monthly release happen or, at the latest, when the paid billing period end; unused Abo-Credits no dey carry over.
6. Plagiarism Checks
One plagiarism check wey person buy cover up to 10,000 words and no dey expire. Dem go use purchased checks first. If no purchased check dey available, dem go deduct one Credit from the shared balance for every word wey dem actually check.
A report dey show statistical matches and the sources wey dem find. E no be legally binding proof, and e no fit guarantee say e complete or say plagiarism no dey.
7. Subscriptions
Plans wey dem mark as monthly subscription go renew every month, while plans wey dem mark as yearly subscription go renew every year, until person cancel am. Dem go show the price, what the plan cover, and the next billing date for Checkout before person complete the purchase.
Person dey pay for yearly subscription for the whole year upfront. After payment don confirm, the first monthly allowance go open immediately; the amount go match the monthly allowance for the plan wey person choose. As long as the subscription dey active, new allowance go come every month. Any unused Abo-Credits go expire when the next allowance open.
Person fit cancel subscriptions wey dem start for the website inside Stripe customer portal, while mobile subscriptions fit dey cancel inside the subscription management of Apple App Store or Google Play. The cancellation go take effect when the billing period wey person don pay for finish. Upgrades within the same billing interval fit take effect immediately and unlock only the proportional difference in plan price; downgrades normally go take effect for the next billing period. For now, dem dey offer yearly subscriptions only on the website.
If payment fail, person get full refund, or payment dispute happen, dem fit pause the allocation of new subscription balance. Any current subscription balance wey person never use fit expire as part of this. Legal rights no dey affected.
8. Prices and Payment
The final prices wey dem show for the relevant Checkout apply, including any applicable VAT. Payments for the website dey process through Stripe, while mobile app purchases dey process through Apple App Store or Google Play. Store purchases also follow the payment, refund, and subscription terms of the store wey dem use. Certentis no dey receive complete card or account details.
Dem go add balance or checks only after payment don succeed and the server don confirm am. Just redirecting person to the success page no go trigger any credit.
9. Availability and Changes
We no fit promise say the service go dey available without interruption at all times, especially because maintenance, security measures, or problems with external AI, scanner, database, or payment services fit happen.
We go let una know early and clearly about important changes to paid services wey still dey run. Any rights wey law must give you go remain intact.
10. Rights to content
You still get the rights to content wey you enter and upload. You give Andrej Gluchow (CERTENTIS) the non-exclusive rights wey e need to transfer, process automatically, check, store temporarily, and provide the results wey you request.
We no dey use customer texts to train our own or other people generative models. Third-party rights to sources, quotes, brands, or any other parts still remain intact.
11. Warranty and liability
The legal rights for defects apply. Andrej Gluchow (CERTENTIS) get unlimited liability for deliberate action and gross negligence, if person life, body, or health get harmed, and under any law wey must apply.
If slight negligence breach an important contract duty, liability go stop at the typical damage wey person fit foresee when dem make the contract. Important contract duties na the ones wey make proper contract performance possible, and wey customer fit normally trust say dem go follow. For other cases, liability for slight negligence no apply, as far as law allow am.
Na still your responsibility to check outputs, sources, and institutional rules before you use dem.
12. Account suspension and contract termination
If clear signs show say person misuse the service, put security for risk, or seriously breach the contract, access fit get temporary restriction. Before permanent suspension, we go properly consider the type and seriousness of the breach, legitimate interests, and possible objections.
You fit request account deletion from your account area. Stripe subscriptions go end during the deletion process. If you subscribe through the Apple App Store or Google Play, this one no cancel the subscription and e no block account deletion; you must stop future renewals separately inside the right store. Legal retention duties fit stop immediate deletion of some billing data.
13. Right to cancel
Consumers get the legal right to cancel. You go see the details for the separate cancellation notice wey we provide before the contract start.
14. Final provisions
German law apply, but UN Convention on Contracts for the International Sale of Goods no apply. For consumers, this choice of law only apply as far as e no remove the protection wey mandatory rules of the country where dem normally live must give them.
If the customer na a merchant, a legal entity under public law, or a special fund under public law, only the court where Andrej Gluchow (CERTENTIS) dey based fit hear the case. Consumers go use the courts wey law provide.
If any provision no valid, the remaining provisions still remain valid.