Frequently Asked Questions

SIM cards

Q: How it works?

A: 1. Wait until you arrive at your destination country before inserting your SIM card.

2. Turn on your device and enable "Data Roaming" in your Mobile Data/Network settings.

3. Your device should automatically connect to the network within seconds - it's plug-and-play!

If you can't access the network, check your APN (Access Point Name) settings. In rare cases (less than 2%), you may need to configure the APN settings manually. If this occurs, follow the instructions on the package or contact us via our website or email to ( for assistance.

Q: Is my device compatible with Lemon Mobile's SIM cards?

A: Most devices in the market are compatible with our SIM cards, as long as they are unlocked to any carrier.

Q: Can Lemon Mobile's SIM cards be recharged?

A: Yes, for most of our SIM products, extra credits can be added to the SIM cards. This is crucial if you decide to extend your trip.

Q: Where are Lemon Mobile's SIM cards from?

A: Unless otherwise stated, all SIM products are developed and packaged by Lemon Mobile in Melbourne.

Q: Are there any hidden charges or contacts?

A: No, there are no extra charges or lock-in contracts.

Q: What if there is an issue with my SIM card?

A: Lemon Mobile offers a 100% Money Back Guarantee for any faulty SIM cards that are not suitable for use or damaged during transit. If you have any issues, please contact us at or use the contact form on the website. Provide detailed information about your order, the problem you're facing, and the device you're using and your location. Our technical support team is available to help with any connection issues or inquiries.


Q: How to activate an eSIM plan?

A: Follow these steps to activate your eSIM plan:

1. Please do NOT scan the QR code until you arrive at your destination country.

2. Connect to airport or hotel WiFi.

3. Scan the QR code to activate your eSIM by following the instructions.

4. Wait for the eSIM to be activated within seconds (sometimes it may take a little while).

If you experience any issues with activation or accessing the network, please reach out to us for assistance at or through our website's contact form.

Q: Is my device compatible with your eSIMs?

A: Most smartphones, smartwatches, iPads, and other devices launched in recent years are eSIM-ready and compatible with our eSIM products. Please make sure your device is eSIM capable and unlocked to any carrier. If you're unsure, check with your carrier first.

Q: Will I receive a paper copy of the eSIM QR code?

A: No, the eSIM QR code will be sent to your email. No physical copy will be mailed.

Q: Does the eSIM replace my current phone plan?
A: No, installing an eSIM will add a secondary data plan to your device, and you can enable or disable each plan at your discretion.

Q: What if the eSIM doesn't work?
A: If your eSIM is activated but still doesn't connect to the network properly even after seeking technical support, we will offer a refund. For more detailed information, please refer to our refund policy for eSIM products.


Q: Is my device compatible with Lemon Mobile's IoT SIM cards?

A: Most 4G (LTE) or 3G (UMTS) capable IoT devices are compatible with our IoT SIM cards.

Q: Does it support 2G, LTE-M, or NB-IoT devices?

A: No, our IoT SIM cards do not currently support 2G (GSM), LTE-M (LTE CAT-M1), or NB-IoT (LTE CAT-NB1) devices.

Q: Can the IoT SIM cards be recharged?

A: Yes, our IoT data plans are extendable. Contact us for more details.