YESIM is the most functional eSIM application in the world. Having only eSIM compatible device and YESIM App, you get an opportunity to connect mobile internet in 126+ countries in the world, without paying roaming fees or changing sim-cards.
Great app, super easy to use, good coverage and prices and excellent customer service, they answer right away and are super helpful and arranging!
If you want a rebate you can use my coupon when registering, you'll get 5 or 10usd worth of call for free: IKHE341