It's a very simple print for a portable phone stand. The hook allows it to snap to your keychain and deploys the phone stand when needed. Please measure and choose the size that fits the thickness of your phone.
I recommend printing in PETG or any tougher materials. PLA will work but the hinge might not withstand the stress well.
UPDATED: V1- Extended hook to have better stability. Added different sizes for more phones and case thicknesses.
This design was inspired by these two:
https://makerworld.com/en/models/141027#profileId-153662
https://www.printables.com/model/207725-carabiner