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