Here is the full list of all 29 Tricky Towers achievements.
Complete all trials.
Complete trial #50 without losing a heart.
Build a tower with 99 bricks in endless survival challenge without losing any hearts.
Build a tower with 99 bricks in Endless Survival Challenge.
Survive the 8th wave in survival special mode or in endless survival challenge.
Win a normal race match within 80 seconds without dropping any bricks.
Get a brick count of 20 or higher in a puzzle match.
Complete trial #40 without using any magic.
Place 66 bricks in endless survival challenge.
Build a tower of 99 bricks in endless puzzle mode.
Unlock the master trials.
Complete trial #30 without rotating a brick.
Do a 180 with the roof in race mode.
Unlock the expert trials.
Finish trial #21 without using any magic.
Unlock the pro trials.
Finish trial #20 one unit below the zapper.
Use all magic spells once.
Connect 7 bricks with 1 ivy spell.
Stomp on 5 bubbled bricks without dropping them in the water.
Finish trial #8 with at least 52 seconds left on the clock.
Finish trial #6 with 3 hearts left without picking up a spell.
Unlock the apprentice trials.
Win an online cup.
Drop the moon.
Win an online game of every mode in every difficulty at least once.
Win an online normal survival match without using any magic.
Win an online survival match with 1 heart left.
Win an online match.