Are there platforms that allow you to raise money for your goal?

Question

Payment systems

Working on the principle that today you helped raise money for a person's goal, tomorrow people will help you.
Platforms where you can collect money not only for generally useful purposes, but also just to buy an iPhone, let's say exclusively for yourself.

Answer 1

yasobe.ru

Answer 2

Pyramids
Mmm
Work

Answer 3

Bank loan
First he helps you buy, then you help him earn

Answer 4

If this is a startup, then there is a planet.ru

Answer 5

There are crowdfunding platforms where you can raise funds for some kind of your own project, and then everything happens under certain conditions .. but so that specifically for your goal - it somehow reminded me of Mavrodius ..)