A beta update has been released, it includes:

[Gameplay]

• Noise visual effect has been removed, due to performance issues and mobile visual glitches.
• Track stage changes: 
  • "Freedom" changes in Stage 0, Stage 3, Stage 6, and Stage 8.
• Hue color visual effect stage changes in: 
  • Stage 0 (Value - 0)
  • Stage 1 (Value - 5)
  • Stage 2 (Value - 15)
  • Stage 3 (Value - 25)
  • Stage 4 (Value - 35)
  • Stage 5 (Value - 45)
  • Stage 6 (Value - 55)
  • Stage 7 (Value - 65)
  • Stage 8 (Value - 75)
  • Stage 9 (Value - 0)

[Misc]

• Difficulties have been adjusted:
  • Game modes:
    • Flash (+3 to difficulty)
    • Leap (-1 to difficulty)
  • Skins:
    • Solid (+1 to difficulty)
    • Tromino (=0 to difficulty)
    • Stripes ( -1 to difficulty)
  • Trails:
    • Default (+1 to difficulty)
    • Dollar (=0 to difficulty)
  • Area:
    • City (+1 to difficulty)
    • Grid (=0 to difficulty)
  • Track:
    • Freedom (+1 to difficulty)
    • Retrospect (-1 to difficulty)
  • Bonus:
    • Crash (+3 to difficulty)
    • Indoors (+2 to difficulty)