Here is the full list of all 100 Sonic Lost World achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Collect 4500 Rings. You can't ever have enough.
Collect 200 Rings with the Magenta Rhythm.
Defeat Dr. Eggman without taking damage.
Collect 50 Rings with the Orange Rocket.
Defeat 300 enemies. This is what you've trained for!
Perform 20 Drill Jumps with the Yellow Drill.
Fly for at least 30 seconds as the Crimson Eagle.
Defeat at least 5 enemies at once with a Black Bomb explosion.
Destroy 40 pieces of terrain with the Indigo Asteroid.
Collect 50 Rings with the Cyan Laser.
Clear a zone with at least 350 Rings.
Collect 4000 Rings. You can't ever have enough
Defeat 250 enemies. This is what you've trained for!
Defeat 100 enemies with Kicks. Now you're getting the hang of it!
Pull off at least 20 Wall Jumps in a row. That qualifies as mad skills!
Clear 5 zones without taking any damage.
Clear 5 zones without losing a Life.
Defeat Zavok without taking damage in the world's final zone.
Jump 250 times. You're blasting off again!
Collect 3500 Rings. You can't ever have enough.
Defeat 30 enemies with the Spin Dash.
Spin Dash for at least 10 seconds. Spin Dash master!
Clear a zone with at least 300 Rings.
Collect 3000 Rings. An epic collection!
Defeat 20 enemies with the Cyan Laser.
In a single attack, use 6 or more lock-ons to defeat one or more enemies.
Earn at least 8 bonuses when you reach the goal.
Defeat 30 enemies by Bouncing.
Defeat 20 enemies with the Indigo Asteroid.
Defeat Zor without taking damage in the world's final zone.
Run along the walls for at least 30 meters. Gotta go fast!
Pull off at least 10 Wall Jumps in a row. Wow, you've got skills!
Collect 2500 Rings. You can't ever have enough.
Clear 3 zones without taking any damage.
Clear a zone with at least 250 Rings.
Can you find 9 1-Ups? Keep coming back for more!
Clear 3 zones without losing a Life.
Defeat 200 enemies. They didn't know what hit 'em!
Defeat 20 enemies with the Spin Dash.
Perform 10 Drill Jumps with the Yellow Drill.
Clear a zone with at least 200 Rings.
Defeat Zeena without taking damage in the world's final zone.
Collect 2250 Rings. You can't ever have enough.
Clear a zone without taking any damage.
Destroy 20 pieces of terrain with the Indigo Asteroid.
Clear a zone with at least 150 Rings.
Collect 50 Rings while in Yellow Drill form.
Earn at least 5 bonuses when you reach the goal.
Defeat 20 enemies by Bouncing.
Collect 50 Rings with the Black Bomb.
Collect 2000 Rings. You can't ever have enough.
See if you can clear a zone without defeating any enemies.
Jump 100 times. Just keep going!
Defeat Master Zik without taking damage in the world's final zone.
Defeat 100 enemies. You're really getting the hang of this!
Collect 1750 Rings. Wow, that's impressive!
Clear a zone with at least 100 Rings.
Pull off at least 5 Wall Jumps in a row. You're getting good at this!
In a single attack, use 4 or more lock-ons to defeat one or more enemies.
Wreak havoc for at least 20 seconds in Indigo Asteroid form.
Defeat Zomom without taking damage in the world's final zone.
Clear a zone without losing a Life.
Spin Dash for at least 5 seconds. Getting faster!
Clear a zone with at least 75 Rings.
Collect 1500 Rings. You can't ever have enough.
Run along the walls for at least 20 meters. Who needs gravity?
Can you find 6 1-Ups? Keep going!
Defeat 75 enemies. This is what you've trained for!
Collect 100 Rings with the Magenta Rhythm.
Defeat Zazz without taking damage in the world's final zone.
Collect 50 Rings with the Crimson Eagle.
Clear a zone with at least 50 Rings.
Defeat 10 enemies with the Spin Dash.
Defeat 10 enemies with the Yellow Drill.
Wreak havoc for at least 30 seconds with the Yellow Drill.
Collect 1250 Rings. You can't ever have enough.
Collect 1000 Rings. A grand achievement!
Collect 10 Rings with the Orange Rocket.
Defeat at least 3 enemies at once with a Black Bomb explosion.
Perform 5 Drill Jumps with the Yellow Drill.
Collect 100 Rings with the Indigo Asteroid.
Defeat 10 enemies by Bouncing.
Move along the ceiling for at least 5 seconds. Acrobat extraordinaire!
Defeat an enemy with a Black Bomb explosion.
Earn at least 3 bonuses when you reach the goal.
Destroy 10 pieces of terrain with the Indigo Asteroid.
Multi Lock-on to a single enemy and defeat it with a powerful Homing Attack.
Grab a ledge and climb up 5 times. It's climbing practice!
Pull off a Wall Jump. Serious ninja skills!
Use the Indigo Asteroid to find a bonus room.
Collect 10 Rings with the Cyan Laser.
Jump 30 times. Up, up, and away!
Defeat 50 enemies. This is what you've trained for!
Run along the walls for at least 10 meters. Who needs gravity?
Collect 750 Rings. Where are you keeping them all?!
Kick an enemy into another enemy. Give' em the boot!
Can you find 3 1-Ups? You can never have too many!
Spin Dash for at least 2 seconds. Practice makes perfect!
Collect 500 Rings. You can't ever have enough.
In a single attack, use 3 or more lock-ons to defeat one or more enemies.