Here is the full list of all 99 Time Clickers achievements. It takes around 200 hours to unlock all of the achievements on Windows.
Time Warp 100 Times
Destroy 75.0M Cubes
Upgrade a Team Member 25.0K Times
Collect 3.00M Weapon Cubes
Destroy 50.0M Cubes
Collect 5.00M Time Cubes
Defeat Wave 4,000 Boss
Beat Wave 3,500
Beat Wave 3,000
Defeat Wave 3,000 Boss
Get a Team Member to Spec Ops 5 (LVL 5,000)
Beat Wave 2,750
Upgrade a Team Member 12.5K Times
Time Warp 50 Times
Beat Wave 2,450
Get a Team Member to Spec Ops 4 (LVL 4,000)
Beat Wave 2,150
Destroy 1,000 Rainbow Balls
Defeat Wave 2,000 Boss
Beat Wave 1,850
Beat Wave 1,550
Get a Team Member to Spec Ops 3 (LVL 3,000)
Beat Wave 1,350
Destroy 1.50M Yellow Cubes
Upgrade a Team Member 5.00K Times
Time Warp 25 Times
Beat Wave 1,150
Defeat Wave 1,000 Boss
Beat Wave 950
Beat Wave 750
Get a Team Member to Spec Ops 2 (LVL 2,000)
Shoot Click Pistol 250K Times
Collect 1.00t Gold (Total)
Destroy 5.00M Cubes
Collect 1.00r Gold (Total)
Upgrade a Team Member 2.00K Times
Shoot Click Pistol 100K Times
Time Warp 10 Times
Defeat Wave 500 Boss
Destroy 1.00M White Cubes
Collect 1.00p Gold (Total)
Collect 1.00n Gold (Total)
Get 10.0K Critical Strikes
Collect 1.00l Gold (Total)
Collect 999i Gold (Total)
Destroy 150K Yellow Cubes
Defeat Wave 250 Boss
Get a Team Member to Spec Ops 1 (LVL 1,000)
Collect 999g Gold (Total)
Destroy 500K Red Cubes
Shoot Click Pistol 50.0K Times
Get Team DPS to 10.0f
Beat Wave 550
Collect 999e Gold (Total)
Get Team DPS to 10.0e
Earn 50.0e Gold
Beat Wave 350
Destroy 500K Cubes
Time Warp 5 Times
Get Team DPS to 10.0d
Upgrade a Team Member 500 Times
Beat Wave 200
Collect 1.00d Gold (Total)
Time Warp 3 Times
Get Team DPS to 10.0c
Get 1.00K Critical Strikes
Get Team DPS to 10.0b
Destroy 5,000 Rainbow Cubes
Upgrade a Team Member 125 Times
Time Warp 1 Time
Beat Wave 100
Defeat Wave 100 Boss
Get Team DPS to 10.0a
Earn 250a Gold
Destroy 50.0K Red Cubes
Destroy 100K White Cubes
Shoot Click Pistol 10.0K Times
Get Team DPS to 10.0Q
Collect 1.00Q Gold (Total)
Get Team DPS to 10.0T
Earn 5.00T Gold
Get 100 Critical Strikes
Destroy 50.0K Cubes
Beat Wave 50
Upgrade a Team Member 50 Times
Get Team DPS to 10.0B
Upgrade a Team Member 25 Times
Collect 1.00B Gold (Total)
Get Team DPS to 10.0M
Beat Wave 25
Earn 500K Gold
Collect 1.00M Gold (Total)
Destroy 5.00K Cubes
Upgrade a Team Member 5 Times
Shoot Click Pistol 1.00K Times
Shoot Click Pistol 500 Times
Beat Wave 10
Shoot Click Pistol 100 Times
Time Warp 250 Times