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Slab Square Ahto 3 is a light, normal width, low contrast, upright, normal x-height, monospaced font.

Keywords: code, ui labels, forms, tables, captions, typewriter, technical, utilitarian, no-nonsense, retro, alignment, practicality, typewriter feel, clarity, documentation, slab serifs, square terminals, mechanistic, crisp, even rhythm.


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A monospaced slab-serif with blocky, square-ended terminals and sturdy rectangular serifs. Strokes are relatively even with minimal modulation, producing a steady, mechanical texture in text. Counters are open and simple, curves are restrained, and joins resolve into crisp, orthogonal-feeling details that keep the letterforms tidy. The lowercase shows a compact, workmanlike construction (notably in shapes like a, g, and y), and the numerals follow the same pragmatic, uniform-width logic.

Well-suited for contexts that benefit from strict character alignment such as code snippets, command-line styling, tables, and data-heavy layouts. It can also work for technical documentation, forms, and interface labels where a sturdy monospaced voice and clear columnar rhythm are desirable.

The overall tone is classic typewriter and technical—straightforward, functional, and a bit retro. Its consistent spacing and squared-off details evoke documentation, code-like listings, and utilitarian printed output rather than expressive or ornamental typography.

The design appears intended to deliver a durable monospaced reading texture with assertive slab serifs and square terminals, prioritizing alignment and consistency over flourish. It aims for a familiar typewriter/office output impression while remaining clean and legible in practical settings.

Because each character occupies the same width, the face creates strong vertical alignment and a regular cadence, with prominent serifs that remain clear at larger sizes. The squared punctuation and terminals reinforce a disciplined, engineered feel throughout the sample text.

120px
108px
96px
84px
72px
64px
56px
48px
44px
40px
36px
32px
30px
28px
26px
24px
22px
20px
19px
18px
17px
16px
15px
14px
13px
12px
11px
10px
9px
8px
Letter — Basic Uppercase Latin
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Letter — Basic Lowercase Latin
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
Number — Decimal Digit
0
1
2
3
4
5
6
7
8
9
Letter — Extended Uppercase Latin
À
Á
Â
Ã
Ä
Å
Æ
Ç
È
É
Ê
Ë
Ì
Í
Î
Ï
Ñ
Ò
Ó
Ô
Õ
Ö
Ø
Ù
Ú
Û
Ü
Ý
Ć
Č
Đ
Ė
Ę
Ě
Ğ
Į
İ
Ľ
Ł
Ń
Ő
Œ
Ś
Ş
Š
Ū
Ű
Ų
Ŵ
Ŷ
Ÿ
Ź
Ž
Letter — Extended Lowercase Latin
ß
à
á
â
ã
ä
å
æ
ç
è
é
ê
ë
ì
í
î
ï
ñ
ò
ó
ô
õ
ö
ø
ù
ú
û
ü
ý
ÿ
ć
č
đ
ė
ę
ě
ğ
į
ı
ľ
ł
ń
ő
œ
ś
ş
š
ū
ű
ų
ŵ
ŷ
ź
ž
Letter — Superscript Latin
ª
º
Number — Superscript
¹
²
³
Number — Fraction
½
¼
¾
Punctuation
!
#
*
,
.
/
:
;
?
\
¡
·
¿
Punctuation — Quote
"
'
«
»
Punctuation — Parenthesis
(
)
[
]
{
}
Punctuation — Dash
-
_
Symbol
&
@
|
¦
§
©
®
°
Symbol — Currency
$
¢
£
¤
¥
Symbol — Math
%
+
<
=
>
~
¬
±
^
µ
×
÷
Diacritics
`
´
¯
¨
¸