Roamless

Excellent coverage in all countries I have visited so far, using data only. I purchased a $50 eSIM on the plane and it was all working within minutes. The best thing is that the credit doesn't expire so I just use it on my next trip. It just works :)

Best travel Esim I have found – Have used Roamless for a few months in Australia and now in USA for 2 weeks. Speed and connection through t-mobile has been amazing. Cost very reasonable. I had an issue and their support was immediate and easy. They even followed up to make sure all is good. Highly recommended.