<s>
Crashlytics	B-Application
was	O
a	O
Boston	O
,	O
Massachusetts-based	O
software	O
company	O
founded	O
in	O
May	O
2011	O
by	O
entrepreneurs	O
Wayne	O
Chang	O
and	O
Jeff	O
Seibert	O
.	O
</s>
<s>
Crashlytics	B-Application
helps	O
collecting	O
,	O
analyzing	O
and	O
organizing	O
app	O
crash	O
reports	O
.	O
</s>
<s>
Its	O
main	O
product	O
is	O
a	O
software	B-Application
development	I-Application
kit	I-Application
for	O
crash	O
reporting	O
,	O
application	O
logging	O
,	O
online	O
review	O
and	O
statistical	O
analysis	O
of	O
application	O
logs	O
.	O
</s>
<s>
It	O
supports	O
iOS	B-Application
,	O
Android	B-Application
and	O
Unity	B-Application
.	O
</s>
<s>
In	O
January	O
2013	O
,	O
Twitter	B-Application
acquired	O
Crashlytics	B-Application
for	O
over	O
$100	O
million	O
.	O
</s>
<s>
Most	O
of	O
the	O
package	O
was	O
in	O
stock	O
vesting	O
over	O
four	O
years	O
with	O
an	O
upfront	O
payment	O
of	O
$38.2	O
million	O
in	O
common	O
Twitter	B-Application
stock	O
.	O
</s>
<s>
In	O
January	O
2017	O
,	O
Google	B-Application
announced	O
that	O
it	O
signed	O
an	O
agreement	O
to	O
acquire	O
Crashlytics	B-Application
and	O
its	O
offspring	O
creations	O
including	O
Fabric	O
and	O
Answers	O
.	O
</s>
<s>
The	O
acquisition	O
would	O
bolster	O
its	O
existing	O
efforts	O
in	O
mobile	O
by	O
becoming	O
part	O
of	O
the	O
Firebase	B-General_Concept
platform	O
and	O
known	O
as	O
Firebase	B-General_Concept
Crashlytics	B-Application
.	O
</s>
<s>
Wayne	O
Chang	O
and	O
Jeff	O
Seibert	O
co-founded	O
Crashlytics	B-Application
in	O
2011	O
.	O
</s>
<s>
In	O
April	O
2012	O
,	O
Crashlytics	B-Application
raised	O
an	O
additional	O
$5	O
million	O
.	O
</s>
<s>
In	O
March	O
2012	O
,	O
under	O
privacy	O
pressure	O
,	O
Apple	O
began	O
to	O
deprecate	O
the	O
UDID	B-Operating_System
–	O
the	O
unique	O
identifier	O
that	O
ties	O
a	O
user	O
to	O
a	O
specific	O
phone	O
.	O
</s>
<s>
In	O
response	O
,	O
the	O
Crashlytics	B-Application
team	O
built	O
and	O
released	O
SecureUDID	O
,	O
an	O
open-source	O
alternative	O
to	O
UDID	B-Operating_System
.	O
</s>
<s>
In	O
June	O
2012	O
,	O
Crashlytics	B-Application
acquired	O
FireTower.app	O
,	O
a	O
tool	O
used	O
to	O
detect	O
JavaScript	B-Language
errors	O
in	O
websites	O
.	O
</s>
<s>
This	O
acquisition	O
was	O
to	O
help	O
expand	O
Crashlytics	B-Application
beyond	O
mobile	O
apps	O
and	O
into	O
the	O
mobile	O
web	O
.	O
</s>
<s>
In	O
January	O
2013	O
,	O
about	O
a	O
year	O
after	O
Crashlytics	B-Application
launched	O
,	O
Twitter	B-Application
announced	O
it	O
had	O
acquired	O
the	O
company	O
.	O
</s>
<s>
The	O
acquisition	O
price	O
was	O
pegged	O
at	O
over	O
$100	O
million	O
(	O
valued	O
at	O
about	O
$259	O
million	O
when	O
Twitter	B-Application
IPO	O
'd	O
)	O
,	O
which	O
was	O
Twitter	B-Application
's	O
largest	O
acquisition	O
at	O
the	O
time	O
.	O
</s>
<s>
In	O
May	O
2015	O
,	O
SourceDNA	O
released	O
a	O
report	O
that	O
showed	O
Crashlytics	B-Application
as	O
#1	O
in	O
terms	O
of	O
adoption	O
and	O
usage	O
by	O
apps	O
.	O
</s>
<s>
The	O
data	O
also	O
showed	O
that	O
Crashlytics	B-Application
was	O
more	O
than	O
#2	O
–	O
6	O
combined	O
.	O
</s>
<s>
In	O
August	O
2016	O
,	O
MightySignal	O
shows	O
Crashlytics	B-Application
as	O
in	O
42%	O
of	O
the	O
top	O
200	O
,	O
which	O
included	O
apps	O
like	O
Twitter	B-Application
,	O
Uber	O
,	O
Amazon	O
,	O
Spotify	O
,	O
Pinterest	O
and	O
many	O
others	O
.	O
</s>
<s>
In	O
January	O
2017	O
,	O
four	O
years	O
after	O
Twitter	B-Application
made	O
the	O
acquisition	O
,	O
Google	B-Application
announced	O
it	O
had	O
signed	O
an	O
agreement	O
to	O
acquire	O
Crashlytics	B-Application
.	O
</s>
<s>
In	O
October	O
2014	O
,	O
Crashlytics	B-Application
announced	O
Fabric	O
,	O
an	O
expansion	O
of	O
functionality	O
into	O
mobile	O
app	O
analytics	O
,	O
beta	O
distribution	O
,	O
and	O
user	O
identity	O
and	O
authentication	O
.	O
</s>
<s>
By	O
further	O
tying	O
distribution	O
of	O
MoPub	O
(	O
mobile	O
advertising	O
)	O
and	O
TwitterKit	O
(	O
login	O
with	O
Twitter	B-Application
and	O
Tweet	O
display	O
functionality	O
)	O
to	O
Fabric/Crashlytics	O
,	O
Twitter	B-Application
was	O
able	O
to	O
take	O
advantage	O
of	O
Crashlytics	B-Application
 '	O
large	O
adoption	O
and	O
device	O
footprint	O
to	O
rapidly	O
scale	O
usage	O
of	O
its	O
own	O
mobile	O
developer	O
products	O
.	O
</s>
<s>
Because	O
of	O
the	O
decision	O
to	O
build	O
on	O
top	O
of	O
Crashlytics	B-Application
,	O
Fabric	O
reached	O
active	O
distribution	O
across	O
1	O
Billion	O
mobile	O
devices	O
just	O
8	O
months	O
after	O
its	O
launch	O
.	O
</s>
<s>
Through	O
Crashlytics	B-Application
and	O
its	O
mobile	O
analytics	O
service	O
(	O
called	O
Answers	O
by	O
Crashlytics	B-Application
)	O
,	O
Fabric	O
was	O
ranked	O
#1	O
by	O
MightySignal	O
as	O
the	O
most	O
implemented	O
crash	O
reporting	O
and	O
mobile	O
analytics	O
solution	O
among	O
the	O
top	O
200	O
iOS	B-Application
apps	O
.	O
</s>
<s>
In	O
January	O
2017	O
,	O
Google	B-Application
acquired	O
Crashlytics	B-Application
and	O
Fabric	O
.	O
</s>
<s>
In	O
October	O
2019	O
,	O
the	O
Fabric	O
team	O
announced	O
that	O
all	O
Fabric	O
features	O
including	O
Crashlytics	B-Application
had	O
been	O
migrated	O
to	O
Firebase	B-General_Concept
and	O
that	O
Fabric	O
would	O
shut	O
down	O
on	O
March	O
31	O
,	O
2020	O
.	O
</s>
<s>
In	O
October	O
2011	O
,	O
Crashlytics	B-Application
raised	O
$1	O
million	O
from	O
Flybridge	O
Capital	O
Partners	O
and	O
Baseline	O
Ventures	O
,	O
along	O
with	O
individual	O
investors	O
David	O
Chang	O
,	O
Lars	O
Albright	O
,	O
Jennifer	O
Lum	O
,	O
Peter	O
Wernau	O
,	O
Roy	O
Rodenstein	O
,	O
Chris	O
Sheehan	O
,	O
Ty	O
Danco	O
,	O
Joe	O
Caruso	O
,	O
and	O
others	O
.	O
</s>
<s>
In	O
April	O
2012	O
,	O
Crashlytics	B-Application
raised	O
another	O
$5	O
million	O
from	O
Flybridge	O
Capital	O
Partners	O
and	O
Baseline	O
Ventures	O
.	O
</s>
<s>
In	O
June	O
2012	O
,	O
Crashlytics	B-Application
acquires	O
FireTower.app	O
to	O
expand	O
into	O
the	O
mobile	O
web	O
.	O
</s>
<s>
In	O
June	O
2012	O
,	O
Crashlytics	B-Application
wins	O
the	O
MITX	O
Innovation	O
Award	O
from	O
Massachusetts	O
Innovation	O
&	O
Technology	O
Exchange	O
.	O
</s>
<s>
In	O
January	O
2013	O
,	O
Twitter	B-Application
acquires	O
Crashlytics	B-Application
for	O
over	O
$100	O
million	O
(	O
later	O
valued	O
at	O
$259.5	O
million	O
at	O
Twitter	B-Application
's	O
IPO	O
)	O
.	O
</s>
<s>
In	O
February	O
2013	O
,	O
Crashlytics	B-Application
announced	O
all	O
Enterprise	O
features	O
were	O
free	O
to	O
all	O
developers	O
.	O
</s>
<s>
In	O
March	O
2013	O
,	O
Crashlytics	B-Application
wins	O
the	O
50	O
on	O
Fire	O
award	O
.	O
</s>
<s>
In	O
May	O
2013	O
,	O
Crashlytics	B-Application
announces	O
support	O
for	O
Android	B-Application
.	O
</s>
<s>
In	O
February	O
2014	O
,	O
Crashlytics	B-Application
announces	O
"	O
Beta	O
by	O
Crashlytics	B-Application
"	O
,	O
its	O
mobile	O
app	O
beta	O
distribution	O
tool	O
.	O
</s>
<s>
In	O
October	O
2014	O
,	O
Crashlytics	B-Application
announces	O
Fabric	O
,	O
a	O
modular	O
mobile	O
platform	O
to	O
build	O
apps	O
.	O
</s>
<s>
In	O
May	O
2015	O
,	O
a	O
third-party	O
site	O
,	O
SourceDNA	O
,	O
ranked	O
Crashlytics	B-Application
as	O
#1	O
in	O
mobile	O
performance	O
.	O
</s>
<s>
In	O
May	O
2015	O
,	O
Crashlytics	B-Application
announces	O
native	O
(	O
NDK	O
)	O
support	O
for	O
Android	B-Application
was	O
announced	O
.	O
</s>
<s>
In	O
October	O
2015	O
,	O
Crashlytics	B-Application
announces	O
support	O
for	O
Unity	B-Application
,	O
the	O
most	O
popular	O
mobile	O
game	O
engine	O
.	O
</s>
<s>
In	O
December	O
2015	O
,	O
Crashlytics	B-Application
announces	O
support	O
for	O
Apple	O
's	O
tvOS	B-Operating_System
.	O
</s>
<s>
In	O
August	O
2016	O
,	O
Crashlytics	B-Application
was	O
ranked	O
#1	O
most	O
adopted	O
crash	O
reporting	O
SDK	O
among	O
the	O
top	O
200	O
iOS	B-Application
apps	O
by	O
MightySignal	O
.	O
</s>
<s>
In	O
January	O
2017	O
,	O
Crashlytics	B-Application
and	O
Fabric	O
were	O
acquired	O
by	O
Google	B-Application
.	I-Application
</s>
<s>
In	O
September	O
2018	O
,	O
Google	B-Application
announces	O
that	O
Fabric	O
will	O
be	O
deprecated	O
and	O
developers	O
should	O
use	O
Crashlytics	B-Application
via	O
Firebase	B-General_Concept
.	O
</s>
<s>
In	O
October	O
2019	O
,	O
Google	B-Application
announces	O
that	O
Fabric	O
will	O
be	O
deprecated	O
on	O
March	O
31	O
,	O
2020	O
.	O
</s>
<s>
Crashlytics	B-Application
and	O
other	O
Fabric	O
products	O
will	O
continue	O
as	O
part	O
of	O
Firebase	B-General_Concept
.	O
</s>
