very suitable for your purposes and needs, and causing the least difficulty

Being able to do your banking from home is super-convenient. 能够在家办理银行业务非常方便。

These compact ovens are superconvenient, and will fit on your kitchen counter. 这些小巧的烤箱非常方便，可以放在厨房的台面上。

very near or easy to get to or use

The shop is within walking distance of both my house and my work, so it's superconvenient. 这家商店离我家和工作地点都在步行距离之内，所以超级方便。

We went there for lunch the other day because it was super convenient. 前几天我们去那里吃午饭，因为离得特别近。