Illustail

Picture viewer.
Easily save the pictures to any place.

For browse:
・TINAMI
・Danbooru
・Tumblr
・Mastodon(Pleroma)
・Misskey
・Dropbox
・Photo Album

For save:
・Evernote
・Dropbox
・Tumblr
・Gοοgle Drive
・Photo Album

You can also save your photo posts to Illustail Cloud. Illustail Cloud can save your instagram posts via share extension.