<s>
Timehop	B-Algorithm
is	O
an	O
application	O
for	O
smartphones	O
that	O
collects	O
old	O
photos	O
and	O
posts	O
from	O
Facebook	B-Application
,	O
Instagram	B-Application
,	O
Twitter	B-Application
,	O
Apple	B-Application
Photos	I-Application
,	O
Google	B-Algorithm
Photos	I-Algorithm
and	O
Dropbox	B-Application
photos	O
and	O
distributes	O
the	O
past	O
.	O
</s>
<s>
As	O
of	O
January	O
2016	O
,	O
Timehop	B-Algorithm
had	O
12	O
million	O
users	O
.	O
</s>
<s>
Timehop	B-Algorithm
began	O
as	O
4SquareAnd7YearsAgo	O
,	O
which	O
was	O
created	O
at	O
Foursquare	O
's	O
Hackathon	O
in	O
February	O
2011	O
.	O
</s>
<s>
A	O
few	O
months	O
later	O
Jonathan	O
Wegener	O
and	O
Benny	O
Wong	O
launched	O
PastPosts.com	O
followed	O
by	O
And7YearsAgram	O
before	O
finally	O
merging	O
under	O
a	O
single	O
brand	O
Timehop	B-Algorithm
.	O
</s>
<s>
The	O
funds	O
helped	O
build	O
the	O
Android	B-Application
version	O
of	O
the	O
app	O
.	O
</s>
<s>
The	O
iOS	B-Application
version	O
reached	O
one	O
million	O
downloads	O
and	O
the	O
app	O
has	O
been	O
in	O
the	O
Top	O
200	O
in	O
the	O
U.S.	O
App	B-Application
Store	I-Application
.	O
</s>
<s>
In	O
2014	O
,	O
Timehop	B-Algorithm
raised	O
$10	O
million	O
in	O
Series	O
B	O
funding	O
.	O
</s>
<s>
In	O
December	O
2016	O
,	O
Timehop	B-Algorithm
released	O
the	O
4.0	O
update	O
to	O
their	O
app	O
which	O
replaced	O
the	O
scrolling	O
timeline	O
with	O
separate	O
pages	O
for	O
each	O
entry	O
.	O
</s>
<s>
As	O
a	O
result	O
of	O
the	O
update	O
,	O
Timehop	B-Algorithm
received	O
more	O
than	O
7,000	O
1-star	O
reviews	O
in	O
the	O
iOS	B-Application
app	I-Application
store	I-Application
.	O
</s>
<s>
Although	O
Timehop	B-Algorithm
quickly	O
released	O
an	O
update	O
which	O
restored	O
some	O
of	O
the	O
features	O
,	O
it	O
did	O
not	O
restore	O
the	O
scrolling	O
timeline	O
or	O
Swarm	O
check-ins	O
and	O
the	O
app	O
still	O
has	O
predominantly	O
1-star	O
reviews	O
.	O
</s>
<s>
On	O
January	O
14	O
,	O
2017	O
,	O
TechCrunch	O
reported	O
that	O
Timehop	B-Algorithm
CEO	O
and	O
co-founder	O
Jonathan	O
Wegener	O
had	O
stepped	O
down	O
and	O
was	O
replaced	O
by	O
Matt	O
Raoul	O
,	O
the	O
former	O
design	O
lead	O
.	O
</s>
<s>
In	O
early	O
July	O
2018	O
,	O
Timehop	B-Algorithm
had	O
a	O
network	O
intrusion	O
that	O
lead	O
to	O
a	O
data	O
breach	O
.	O
</s>
<s>
Timehop	B-Algorithm
is	O
a	O
free	O
application	O
for	O
IOS	B-Application
and	O
Android	B-Application
devices	O
which	O
can	O
be	O
downloaded	O
from	O
the	O
App	B-Application
Store	I-Application
or	O
Google	B-Application
Play	I-Application
.	O
</s>
