According to Android Police, Instagram has added support to manage multiple accounts through its Android app. For now the feature appears to be limited to some Android users who are using 7.12.0 version of the app. The feature lets to switch between accounts easily without a necessity for multiple logging in.
For the common users this might not be a big deal but for social media managers, business owners, PR-managers this is a major improvement as it allows to avoid awkward moments of adding private photos to work-related accounts. The new test version for Android is available at Google Play.
You may be interested in smartphones