Pretty fun! I was really jonesing for an extra mechanic somewhere towards the end but it's got a simple enough progression, nice ui, etc. Well done :)
Viewing post in Count Down Town jam comments
I had a few things in mind but not enough time left. I've created Scriptable Objects which define the Game Settings (number count, number colors, number speed/waittime, number size, timer). With those settings I created a few levels but I had more ideas such as: Different Maps, PowerUps (showing the direction towards your target number for X seconds. Even faster Player Speed + Jumps, Freezing all Numbers)