edit sizes:

★ :: amino banner: 1125x750

♡♡♡ Use this: Template.

For communities:

★ :: Icon: 700x700 or a square.

★ :: secondary background: 572x1024

★ :: Cover: 572x1024

★ :: primary background: 1024x572

★ :: Logo: 1024x202

♡♡♡ Use this: Template.

★ :: Background for chats: 480x728

★ :: Cover for chats: 1024x572

★ :: Quizz: 1024x536

★ :: Shared folder: 800x800

★ :: Category cover: 900x900

For profiles:

★ :: Icon: 900x900

★ :: Banner, Depends of the device.

♡♡♡ Use this: Template.

★ :: Wiki : 900x900

★ :: Wiki Background: 720x1280

★ :: For goals: 2000x1000

For blogs:

★ :: 3 page layout: 1390x1000

★ :: 1st cover: 890x1000

★ :: Other squares: 500x500

★ :: Blog background: 720x1280

★ :: 1 ° Divider : 1024x485

★ :: 2° Divider: 700x246