Frequently asked questions
The clear answer is always the best one.
Find essential information about TankFlows, product delivery, availability, accounts and customer support.
About TankFlows
Start with the essentials.
What is TankFlows?
TankFlows is a global digital marketplace providing eSIM, mobile top-up, gift cards, gaming products and subscription services.
Who operates TankFlows?
TankFlows is operated by Tianvex International Limited, an international company focused on digital services, electronic commerce, marketing technology and global customer solutions.
What product categories are available?
TankFlows focuses on eSIM, mobile top-up, gift cards, gaming products and subscription services. Specific products may vary by country, provider and availability.
Orders & delivery
Digital, from start to finish.
How are digital products delivered?
Products are delivered electronically through digital channels. The applicable delivery method and instructions are presented with the product or order information.
Is every product available in every country?
Not always. Product coverage, operator support, denominations and regional eligibility can vary. Check the specific product information before purchasing.
What should I check before ordering?
Review regional eligibility, device compatibility where applicable, product value, delivery method and any activation or redemption conditions.
Can a delivered digital product be refunded?
Digital products may have limited refund eligibility once issued, revealed, activated or redeemed. Please review the refund section in our Terms of Service and contact support promptly if there is a product issue.
Support & privacy
Help when you need it.
How can customers contact support?
Email shop@tianvex.com. You can also use the contact form interface to prepare an email with the relevant enquiry details.
How does TankFlows use cookies?
Necessary cookies or local storage support core site functions. Optional categories are controlled by your choices. Visit Cookie Settings to review or change preferences stored on your device.
Where can I read the legal policies?
See the Privacy Policy, Cookie Policy and Terms of Service for more information.
Still curious?
Send your question to the people behind TankFlows.
We will help you find the right information for your product or service enquiry.