<s>
DeepL	B-Language
Translator	I-Language
is	O
a	O
neural	B-General_Concept
machine	I-General_Concept
translation	I-General_Concept
service	O
launched	O
in	O
August	O
2017	O
and	O
owned	O
by	O
Cologne	O
based	O
DeepL	B-Language
SE	O
.	O
</s>
<s>
The	O
translating	O
system	O
was	O
first	O
developed	O
within	O
Linguee	B-General_Concept
and	O
launched	O
as	O
entity	O
DeepL	B-Language
.	O
</s>
<s>
Its	O
algorithm	O
uses	O
convolutional	B-Architecture
neural	I-Architecture
networks	I-Architecture
and	O
an	O
English	O
pivot	O
.	O
</s>
<s>
It	O
offers	O
a	O
paid	O
subscription	O
for	O
additional	O
features	O
and	O
access	O
to	O
its	O
translation	O
application	B-Application
programming	I-Application
interface	I-Application
.	O
</s>
<s>
The	O
service	O
uses	O
a	O
proprietary	B-Application
algorithm	O
with	O
convolutional	B-Architecture
neural	I-Architecture
networks	I-Architecture
(	O
CNNs	B-Architecture
)	O
that	O
have	O
been	O
trained	O
with	O
the	O
Linguee	B-General_Concept
database	O
.	O
</s>
<s>
In	O
general	O
,	O
CNNs	B-Architecture
are	O
slightly	O
more	O
suitable	O
for	O
long	O
,	O
coherent	O
word	O
sequences	O
,	O
but	O
have	O
so	O
far	O
not	O
been	O
used	O
by	O
the	O
competition	O
due	O
to	O
their	O
weaknesses	O
compared	O
to	O
recurrent	B-Algorithm
neural	I-Algorithm
networks	I-Algorithm
.	O
</s>
<s>
The	O
weaknesses	O
at	O
DeepL	B-Language
are	O
compensated	O
for	O
by	O
supplemental	O
techniques	O
,	O
some	O
of	O
which	O
are	O
publicly	O
known	O
.	O
</s>
<s>
Microsoft	O
Word	O
and	O
PowerPoint	O
files	O
in	O
Office	B-Operating_System
Open	I-Operating_System
XML	I-Operating_System
file	I-Operating_System
formats	I-Operating_System
(	O
.docx	B-Operating_System
and	O
.pptx	B-Operating_System
)	O
and	O
PDF	O
files	O
can	O
also	O
be	O
translated	O
.	O
</s>
<s>
It	O
offers	O
a	O
paid	O
subscription	O
called	O
DeepL	B-Language
Pro	O
,	O
which	O
has	O
been	O
available	O
since	O
March	O
2018	O
,	O
and	O
includes	O
application	B-Application
programming	I-Application
interface	I-Application
access	O
and	O
a	O
software	O
plug-in	O
for	O
computer-assisted	B-Application
translation	I-Application
tools	I-Application
,	O
including	O
SDL	B-Application
Trados	I-Application
Studio	I-Application
.	O
</s>
<s>
The	O
translating	O
system	O
was	O
first	O
developed	O
within	O
Linguee	B-General_Concept
by	O
a	O
team	O
led	O
by	O
Chief	O
technology	O
officer	O
Jaroslaw	O
Kutylowski	O
in	O
2016	O
.	O
</s>
<s>
It	O
was	O
launched	O
as	O
DeepL	B-Language
Translator	I-Language
on	O
28	O
August	O
2017	O
,	O
offering	O
translations	O
between	O
English	O
,	O
German	O
,	O
French	O
,	O
Spanish	O
,	O
Italian	O
,	O
Polish	O
and	O
Dutch	O
.	O
</s>
<s>
With	O
the	O
launch	O
,	O
it	O
claimed	O
to	O
have	O
surpassed	O
its	O
competitors	O
in	O
self-conducted	O
blind	O
tests	O
and	O
BLEU	O
scores	O
,	O
including	O
Google	B-Application
Translate	I-Application
,	O
Amazon	B-Application
Translate	I-Application
,	O
Microsoft	B-Application
Translator	I-Application
and	O
Facebook	B-Application
's	O
translation	O
feature	O
.	O
</s>
<s>
With	O
the	O
release	O
of	O
DeepL	B-Language
in	O
2017	O
,	O
Linguee	B-General_Concept
's	O
company	O
name	O
was	O
changed	O
to	O
DeepL	B-Language
GmbH	O
,	O
while	O
being	O
also	O
financed	O
by	O
advertising	O
on	O
its	O
sister	O
site	O
linguee.com	B-General_Concept
.	O
</s>
<s>
In	O
July	O
2019	O
,	O
Jaroslaw	O
Kutylowski	O
became	O
CEO	O
of	O
DeepL	B-Language
GmbH	O
and	O
restructured	O
the	O
company	O
into	O
a	O
Societas	O
Europaea	O
in	O
2021	O
.	O
</s>
<s>
Translation	O
software	O
for	O
Microsoft	B-Application
Windows	I-Application
and	O
macOS	B-Application
was	O
released	O
in	O
September	O
2019	O
.	O
</s>
<s>
Support	O
for	O
Chinese	O
(	O
Simplified	O
)	O
and	O
Japanese	O
was	O
added	O
on	O
19	O
March	O
2020	O
,	O
which	O
it	O
claimed	O
had	O
surpassed	O
aforementioned	O
competitors	O
as	O
well	O
as	O
Baidu	B-Application
and	O
Youdao	O
.	O
</s>
<s>
In	O
November	O
2022	O
,	O
DeepL	B-Language
launched	O
a	O
tool	O
to	O
improve	O
monolingual	O
texts	O
in	O
English	O
and	O
German	O
,	O
called	O
DeepL	B-Language
Write	O
.	O
</s>
<s>
In	O
December	O
the	O
company	O
removed	O
access	O
,	O
informing	O
journalists	O
that	O
it	O
was	O
only	O
for	O
internal	O
use	O
and	O
that	O
DeepL	B-Language
Write	O
will	O
be	O
launched	O
in	O
early	O
2023	O
.	O
</s>
<s>
Reception	O
of	O
DeepL	B-Language
Translator	I-Language
in	O
2017	O
has	O
been	O
generally	O
positive	O
,	O
with	O
TechCrunch	O
appreciating	O
it	O
for	O
the	O
accuracy	O
of	O
its	O
translations	O
,	O
stating	O
that	O
it	O
was	O
more	O
accurate	O
and	O
nuanced	O
than	O
Google	B-Application
Translate	I-Application
,	O
and	O
Le	O
Monde	O
thanking	O
its	O
developers	O
for	O
translating	O
French	O
text	O
into	O
more	O
'	O
French-sounding	O
'	O
expressions	O
.	O
</s>
<s>
A	O
news	O
article	O
from	O
the	O
website	O
of	O
the	O
Dutch	O
television	O
channel	O
RTL	O
Z	O
stated	O
that	O
DeepL	B-Language
Translator	I-Language
"	O
offers	O
better	O
translations	O
 [ … ] 	O
when	O
it	O
comes	O
to	O
Dutch	O
to	O
English	O
and	O
vice	O
versa	O
"	O
.	O
</s>
<s>
A	O
2018	O
paper	O
by	O
the	O
University	O
of	O
Bologna	O
evaluated	O
the	O
Italian	O
to	O
German	O
translation	O
capabilities	O
and	O
found	O
the	O
preliminary	O
results	O
to	O
be	O
in	O
similar	O
quality	O
to	O
Google	B-Application
Translate	I-Application
.	O
</s>
<s>
DeepL	B-Language
Translator	I-Language
won	O
the	O
2020	O
Webby	O
Award	O
for	O
Best	O
Practices	O
,	O
and	O
the	O
2020	O
Webby	O
Award	O
for	O
Technical	O
Achievement	O
(	O
Apps	O
,	O
Mobile	O
,	O
and	O
Features	O
)	O
,	O
both	O
in	O
the	O
category	O
Apps	O
,	O
Mobile	O
&	O
Voice	O
.	O
</s>
<s>
DeepL.com	B-Language
was	O
ranked	O
136th	O
in	O
the	O
Alexa	O
ranking	O
of	O
the	O
most-visited	O
sites	O
in	O
the	O
world	O
as	O
of	O
October	O
2021	O
.	O
</s>
