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If you have any questions please use our form below or email Info@oatfish.com
Have Any Questions?
Contact our support team at info@oatfish.com
Frequently Asked Questions
Generally, eSIMs are data only. If an eSIM includes a phone number or SMS, it will be detailed in the plan. If there’s no mention of minutes or SMS, it’s a data-only eSIM.
Yes, on dual SIM devices, you can use both a physical SIM and an eSIM. You can select which SIM to use for cellular data and set the default voice line.
Yes, turn on data roaming for your eSIM and turn off roaming for your home SIM to avoid high charges. Go to “Settings” u003e “Cellular” u003e “Data Roaming.”
Yes, iPhones can store 10 eSIMs, and Androids can store 5-7 eSIMs. Only one eSIM can be active at a time. Label eSIMs to avoid confusion.
No, each QR code can be scanned only once and is tied to a unique device ID.
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On iOS, APNs are preconfigured except for Japan (set APN to “vmobile.jp”). For Android issues, contact customer service for support.
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Travel Lighter
Swap SIM cards on the go without physically removing anything
No more fumbling with tiny SIM trays or carrying multiple cards
Always Connected
Manage multiple lines on one device with ease
Perfect for separating work and personal numbers
Eco-Friendly
Reduce plastic waste and embrace a sustainable future
Say goodbye to disposable plastic SIM cards
Faster Activation
Get connected instantly with a simple QR code scan
No need to wait for physical SIM delivery or visit a store