“GUINEA BISSAU • 1GB • 7 days” has been added to your basket. Continue shopping
What's next?
Install your Ubigi eSIM
Upon purchase, you will instantly receive your QR code by email. Hold and press or scan it to install your Ubigi eSIM.
Create your account
Click on the “Sign up” button from the email to link your eSIM to your Ubigi account, track your usage and top up on the go.
Great
Based on 35310 reviews on
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easy
easy, faster y reliable
Marcelo, 20 Apr 2026
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No problem at all
No problem at all, perfect
customer, 20 Apr 2026
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Most of the time working well
Most of the time working well
Some times signal is weaker
Selva, 20 Apr 2026
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Very reliable and stable.
Very reliable. Data connection is stable everywhere. Thank you so much.
customer, 20 Apr 2026
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Easy to use and very cot efficient
Easy to use and very cot efficient
Eamonn O'Hara, 20 Apr 2026
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Easy setup
Easy setup, worked from minute 1, 4G/55 in most of Japan area!
customer, 20 Apr 2026
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Super easy no issues
Super easy no issues. Best thing I brought for my trip
customer, 20 Apr 2026
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Ubigi E Sim worked effectively as soon…
Ubigi E Sim worked effectively as soon as I landed in Japan. Even in remote areas such as near Mount Fuji and the Japanese Alps.
Carol C, 20 Apr 2026
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Easy to install and great reception
Easy to install and great reception
Rob Dee Zee, 20 Apr 2026
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Easy
Easy, quick and so simple to use.
Mike R., 20 Apr 2026
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Easy to purchase and use, low cost
The e SIM was easy to purchase and I didn't need to do anything else - it just worked!
We visited rural destinations where phone reception wasn't always available but this SIM performed better than the alternative one purchased by my partner.
Lizzie, 20 Apr 2026
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Simple to add e-sim
Simple to add e-sim, inexpensive.
customer, 20 Apr 2026
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I love it always
I love it always. I use this when I travel.
customer, 20 Apr 2026
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Super easy to set up
Super easy to set up, good prices and good phone service
Sharma, 20 Apr 2026
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Everything worked great and very easy…
Everything worked great and very easy transition!
HR, 20 Apr 2026
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How to check eSIM compatibility
Smartphones / Tablets:
Dial *#06#. → If an EID number appears, your device is eSIM-compatible.
Windows 10 / 11:
Press Windows+I. Go to “Network & Internet” → If you see "Cellular", your PC is eSIM-compatible.
How to check carrier unlocking
iPhone / iPad:
Go to Settings > General > About. Scroll to Carrier Lock. → If you see “No SIM restrictions”, your device is unlocked.
Android:
Go to Settings > Network & Internet > Mobile network. Disable Automatic network selection. → If multiple networks appear, your device is unlocked.
You already have an eSIM in your cart.
Each order can only include one eSIM data plan.
Current plan: GUINEA BISSAU • 1GB • 7 days • ¥6.00
If you choose to add a new one, the current plan will be removed. What would you like to do?