Use APKPure App
Get InstaSave Download Photo/Video old version APK for Android
Just click Instagram app's "Copy Share URL", then it will be downloaded.
InstaSave allows to download photos/videos from Instagram's public links.
Just 2 steps with InstaSave
1. Open Instagram app, choose “Copy Share URL” on photo/video you want to save.
2. Open InstaSave app, photo/video will be downloaded.