Yes. Visit topup.flexau.com and enter the ICCID displayed in the Flex app or your activation email. We push the additional data instantly.
The same portal works for regional bundles when you need wider coverage without installing a fresh profile.
Plans & payments
Can I top up a Flex eSIM?
Add more data without buying a new SIM.
Still need help?
Email support and include screenshots if you can. We usually respond in minutes.
BETTER WITH THE FLEX APP
Manage every eSIM from your pocket
Activate new passes, pull up instructions, share hotspots, and get live help without hunting through emails. The Flex app keeps your travel data tidy and ready when you land.
