What font does HootSuite use? The closest font you can get for the HootSuite logo is Clan Pro…
What font does Instagram use? The logo Instagram uses the Billabong font.
Billabong has its origins in the handlettered 40s and 50s script headings that seem to have endured especially in signage when style doesn’t matter too much.
Free alternative fonts for Instagram logo:
The closest free font you can get is Richard Murray Font.
About free fonts: