<s>
Busuu	B-Application
is	O
a	O
language	O
learning	O
platform	O
on	O
web	O
,	O
iOS	B-Application
and	O
Android	B-Application
that	O
allows	O
users	O
to	O
interact	O
with	O
native	O
speakers	O
.	O
</s>
<s>
Busuu	B-Application
was	O
founded	O
in	O
May	O
2008	O
by	O
Bernhard	O
Niesner	O
and	O
Adrian	O
Hilti	O
.	O
</s>
<s>
In	O
2009	O
,	O
Premium	O
membership	O
was	O
introduced	O
to	O
access	O
to	O
all	O
features	O
on	O
the	O
platform	O
and	O
in	O
2010	O
,	O
the	O
first	O
Busuu	B-Application
mobile	O
app	O
was	O
launched	O
.	O
</s>
<s>
Busuu	B-Application
is	O
named	O
after	O
the	O
endangered	O
language	O
Busuu	B-Application
,	O
spoken	O
in	O
Cameroon	O
.	O
</s>
<s>
In	O
2010	O
,	O
Busuu	B-Application
created	O
a	O
short	O
language	O
course	O
to	O
encourage	O
people	O
to	O
learn	O
the	O
Busuu	B-Application
language	O
using	O
Busuu	B-Application
.	O
</s>
<s>
After	O
closing	O
a	O
Series	O
A	O
round	O
of	O
3.5	O
million	O
euros	O
from	O
PROfounders	O
Capital	O
and	O
private	O
investors	O
in	O
2012	O
,	O
Busuu	B-Application
further	O
improved	O
the	O
functionalities	O
of	O
the	O
platform	O
and	O
increased	O
its	O
global	O
market	O
share	O
.	O
</s>
<s>
The	O
head	O
office	O
of	O
Busuu	B-Application
has	O
remained	O
in	O
London	O
ever	O
since	O
.	O
</s>
<s>
In	O
May	O
2016	O
,	O
the	O
company	O
launched	O
Busuu	B-Application
for	O
Organisations	O
,	O
the	O
language	O
learning	O
platform	O
for	O
universities	O
and	O
businesses	O
.	O
</s>
<s>
Using	O
the	O
platform	O
,	O
organisations	O
can	O
give	O
their	O
students	O
or	O
employees	O
access	O
to	O
Busuu	B-Application
Premium	O
.	O
</s>
<s>
Personalised	O
courses	O
have	O
been	O
created	O
for	O
organisations	O
such	O
as	O
Uber	B-Application
.	O
</s>
<s>
This	O
included	O
lessons	O
about	O
the	O
specific	O
contexts	O
an	O
Uber	B-Application
driver	O
would	O
encounter	O
with	O
their	O
passengers	O
.	O
</s>
<s>
In	O
2016	O
,	O
it	O
was	O
a	O
launch	O
partner	O
for	O
Google	B-Device
Home	I-Device
Assistant	O
,	O
offering	O
voice-activated	O
lessons	O
in	O
Spanish	O
;	O
in	O
2017	O
,	O
it	O
launched	O
a	O
virtual	O
reality	O
app	O
for	O
learning	O
Spanish	O
,	O
available	O
for	O
the	O
Oculus	B-Application
Gear	O
and	O
Oculus	B-Application
Go	O
,	O
and	O
in	O
2018	O
,	O
Busuu	B-Application
launched	O
a	O
comprehension	O
test	O
for	O
the	O
Amazon	B-Application
Alexa	I-Application
platform	O
.	O
</s>
<s>
On	O
November	O
29	O
,	O
2021	O
,	O
education	O
technology	O
company	O
Chegg	O
announced	O
it	O
would	O
acquire	O
Busuu	B-Application
for	O
approximately	O
$436	O
million	O
( €385	O
million	O
)	O
with	O
the	O
deal	O
expected	O
to	O
close	O
in	O
early	O
2022	O
.	O
</s>
<s>
Busuu	B-Application
incorporates	O
the	O
communicative	O
elements	O
of	O
social	O
learning	O
into	O
self-study	O
language	O
learning	O
.	O
</s>
<s>
Through	O
its	O
website	O
and	O
mobile	O
apps	O
,	O
Busuu	B-Application
offers	O
free	O
and	O
Premium	O
access	O
to	O
12	O
language	O
courses	O
,	O
taught	O
in	O
15	O
interface	O
languages	O
.	O
</s>
<s>
Busuu	B-Application
offers	O
courses	O
based	O
on	O
CEFR	O
levels	O
A1	O
,	O
A2	O
,	O
B1	O
and	O
B2	O
.	O
</s>
<s>
Lessons	O
contain	O
vocabulary	O
and	O
grammar	O
practice	O
,	O
pronunciation	O
exercises	O
,	O
interactive	O
quizzes	O
and	O
conversational	O
practice	O
with	O
native	O
speakers	O
who	O
are	O
members	O
of	O
the	O
Busuu	B-Application
community	O
.	O
</s>
<s>
In	O
2019	O
,	O
Busuu	B-Application
launched	O
third-party	O
content	O
with	O
lessons	O
featuring	O
videos	O
and	O
articles	O
from	O
The	O
New	O
York	O
Times	O
and	O
The	O
Economist	O
,	O
to	O
allow	O
learners	O
to	O
learn	O
from	O
real-life	O
examples	O
of	O
language	O
use	O
.	O
</s>
<s>
In	O
this	O
way	O
,	O
every	O
Busuu	B-Application
user	O
is	O
both	O
student	O
of	O
a	O
foreign	O
language	O
and	O
tutor	O
of	O
the	O
languages	O
they	O
can	O
already	O
speak	O
.	O
</s>
<s>
In	O
2016	O
,	O
researchers	O
from	O
City	O
University	O
of	O
New	O
York	O
and	O
the	O
University	O
of	O
South	O
Carolina	O
conducted	O
a	O
study	O
into	O
the	O
efficacy	O
of	O
Busuu	B-Application
's	O
courses	O
.	O
</s>
<s>
The	O
results	O
stated	O
that	O
learning	O
a	O
language	O
for	O
22	O
hours	O
with	O
Busuu	B-Application
Premium	O
was	O
equivalent	O
to	O
sitting	O
one	O
college	O
semester	O
.	O
</s>
<s>
Later	O
in	O
2016	O
,	O
Busuu	B-Application
worked	O
with	O
a	O
senior	O
lecturer	O
at	O
The	O
Open	O
University	O
to	O
find	O
out	O
about	O
the	O
behaviour	O
of	O
language	O
learners	O
on	O
the	O
platform	O
.	O
</s>
<s>
The	O
results	O
showed	O
82%	O
of	O
Busuu	B-Application
learners	O
confirmed	O
that	O
Busuu	B-Application
helped	O
to	O
improve	O
their	O
language	O
learning	O
.	O
</s>
