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KN Tower - Build your skyscraper empire Achievements

Official Steam achievement definitions and latest reported global unlock rates, ordered from rarest to most common.

Total achievements44
Rarest rate0.200%
Ultra rare4
Last checkedOct 1, 2026
Delayed official data

Rates and award counts were last observed on Oct 1, 2026.

21
Down Below

Build 10 underground floors

Very rare
4.40%last reported global rate
22
Fifth Star

Earn your fifth star

Very rare
4.70%last reported global rate
23
Everything You Need

Build every major building category at least once

Very rare
4.90%last reported global rate
24
Hotelier

Build 50 hotel rooms across all hotel room types

Very rare
4.90%last reported global rate
25
Change of Plans

Demolish 50 buildings or rooms

Rare
5.40%last reported global rate
26
Grand Hotel

Welcome 200 hotel guests

Rare
5.60%last reported global rate
27
Small City

Reach a population of 1,000 people

Rare
5.90%last reported global rate
28
Express to the Top

Build an elevator shaft spanning at least 50 floors

Rare
6.10%last reported global rate
29
Fourth Star

Earn your fourth star

Rare
6.80%last reported global rate
30
Full House

Reach 1.000 people inside the tower simultaneously

Rare
9.90%last reported global rate
31
Concrete Jungle

Build 500 rooms or buildings in a single tower

Rare
10.4%last reported global rate
32
Room Service

Serve 100 hotel guests

Rare
10.6%last reported global rate
33
100 Condominium

Build 100 Condominium

Rare
15.8%last reported global rate
34
Third Star

Earn your third star

Rare
16.3%last reported global rate
35
100 Office

Build 100 Office

Uncommon
21.9%last reported global rate
36
Going Underground

Build below ground for the first time

Uncommon
22.6%last reported global rate
37
Two Star

Earn your second star

Uncommon
27.1%last reported global rate
38
Perfect Balance

Keep all three core tower stats above 90% simultaneously

Uncommon
28.3%last reported global rate
39
10 Lobby

Build 10 Lobby

Uncommon
39.9%last reported global rate
40
10 Level

Tower has 10 Level

Uncommon
41.6%last reported global rate