The easiest way to upload your post is from your phone, but there is also a web tool to allow you to upload photos to your Instagram account from the web. In fact, you don’t need a smartphone to have an Instagram account.
Manage an Instagram account without using a smartphone
Have a look at Gramblr
UPDATED 2020. It seems Gramblr is done. Sorry
Gramblr is a desktop application that allows you to upload pictures or videos on Instagram. It features a similar upload wizard – so that you don’t need a smartphone!
Instructions
- Download and register
- Sign in to Instagram
- Choose the photo you would like to upload
- Add a caption
- Hit upload