<s>
Trapster	B-Algorithm
was	O
a	O
navigation	O
social	O
networking	O
mobile	O
application	O
and	O
website	O
,	O
provided	O
for	O
free	O
,	O
that	O
maps	O
out	O
and	O
alerts	O
users	O
in	O
real	O
time	O
to	O
the	O
presence	O
of	O
live	O
police	O
speed	O
traps	O
,	O
DUI	O
checkpoints	O
,	O
traffic	O
,	O
red	O
light	O
cameras	O
,	O
speed	O
cameras	O
,	O
and	O
areas	O
where	O
police	O
often	O
hide	O
.	O
</s>
<s>
Further	O
,	O
it	O
allows	O
users	O
to	O
record	O
trip	O
data	O
and	O
share	O
it	O
via	O
the	O
web	O
,	O
including	O
interfaces	O
with	O
Facebook	B-Application
and	O
Twitter	B-Application
.	O
</s>
<s>
Trapster	B-Algorithm
was	O
recognized	O
by	O
Time	O
Magazine	O
as	O
one	O
of	O
the	O
10	O
Best	O
iPhone	B-Device
Apps	O
for	O
Dads	O
in	O
June	O
2009	O
.	O
</s>
<s>
In	O
addition	O
,	O
Wired	O
listed	O
Trapster	B-Algorithm
as	O
the	O
number	O
1	O
application	O
in	O
their	O
10	O
Mobile	O
Applications	O
that	O
Make	O
the	O
Most	O
of	O
Location	O
and	O
CNET	O
named	O
Trapster	B-Algorithm
as	O
their	O
number	O
1	O
free	O
iPhone	B-Device
automotive	O
app	O
.	O
</s>
<s>
Trapster	B-Algorithm
's	O
mobile	O
GPS	O
app	O
supported	O
the	O
operating	O
systems	O
Android	B-Application
,	O
iOS	B-Application
,	O
BlackBerry	B-Application
OS	I-Application
,	O
Windows	B-Operating_System
Mobile	I-Operating_System
,	O
webOS	B-Operating_System
,	O
S60	B-Language
,	O
and	O
unlocked	O
Java	B-Language
ME	I-Language
phones	O
with	O
GPS	O
.	O
</s>
<s>
In	O
addition	O
to	O
these	O
mobile	O
phones	O
,	O
Trapster	B-Algorithm
had	O
support	O
for	O
both	O
Garmin	O
and	O
TomTom	O
navigation	O
units	O
.	O
</s>
<s>
Trapster	B-Algorithm
can	O
use	O
Wi-Fi	O
or	O
GPS	O
to	O
pinpoint	O
the	O
user	O
's	O
current	O
location	O
and	O
send	O
them	O
audio	O
alerts	O
or	O
text	O
messages	O
when	O
they	O
are	O
approaching	O
a	O
ticket	O
threat	O
.	O
</s>
<s>
Trapster	B-Algorithm
gives	O
greater	O
weight	O
to	O
traps	O
that	O
are	O
rated	O
more	O
reliably	O
.	O
</s>
<s>
Users	O
can	O
customize	O
the	O
alerts	O
via	O
the	O
Trapster	B-Algorithm
website	O
or	O
the	O
mobile	O
app	O
so	O
that	O
they	O
only	O
receive	O
notifications	O
of	O
conditions	O
they	O
are	O
interested	O
in	O
,	O
such	O
as	O
red	O
light	O
cameras	O
or	O
live	O
police	O
.	O
</s>
<s>
Information	O
about	O
static	O
traps	O
,	O
such	O
as	O
red	O
light	O
cameras	O
and	O
speed	O
cameras	O
,	O
stays	O
in	O
Trapster	B-Algorithm
's	O
database	O
indefinitely	O
.	O
</s>
<s>
Pete	O
Tenereillo	O
launched	O
Trapster	B-Algorithm
,	O
the	O
modern	O
equivalent	O
of	O
headlight	O
flashing	O
,	O
where	O
motorists	O
warn	O
other	O
motorists	O
of	O
police	O
speed	O
traps	O
,	O
in	O
November	O
2007	O
,	O
and	O
by	O
early	O
2009	O
,	O
had	O
1/2	O
a	O
million	O
users	O
signed	O
up	O
.	O
</s>
<s>
On	O
July	O
20	O
,	O
2009	O
,	O
Trapster	B-Algorithm
had	O
signed	O
up	O
its	O
1	O
millionth	O
user	O
.	O
</s>
<s>
Law	O
enforcement	O
officials	O
have	O
differing	O
reactions	O
to	O
Trapster	B-Algorithm
,	O
although	O
it	O
is	O
thought	O
to	O
be	O
legal	O
in	O
all	O
50	O
US	O
states	O
,	O
and	O
in	O
most	O
countries	O
worldwide	O
.	O
</s>
<s>
Whether	O
they	O
slow	O
down	O
because	O
their	O
friend	O
told	O
them	O
to	O
slow	O
down	O
(	O
by	O
using	O
Trapster	B-Algorithm
)	O
or	O
a	O
ticket	O
,	O
the	O
net	O
effect	O
is	O
the	O
same	O
:	O
They	O
've	O
slowed	O
down.	O
"	O
</s>
<s>
Pete	O
Tenereillo	O
sold	O
Trapster	B-Algorithm
to	O
the	O
NAVTEQ	O
division	O
of	O
Nokia	O
in	O
2010	O
and	O
is	O
no	O
longer	O
involved	O
with	O
the	O
company	O
.	O
</s>
<s>
In	O
January	O
,	O
2011	O
,	O
Trapster	B-Algorithm
's	O
servers	O
were	O
apparently	O
hacked	O
,	O
and	O
the	O
user	O
database	O
of	O
more	O
than	O
10	O
million	O
email	O
passwords	O
were	O
possibly	O
revealed	O
.	O
</s>
<s>
On	O
December	O
1	O
,	O
2014	O
,	O
Trapster	B-Algorithm
announced	O
that	O
it	O
is	O
shutting	O
down	O
its	O
services	O
at	O
the	O
end	O
of	O
2014	O
.	O
</s>
<s>
When	O
checked	O
on	O
December	O
21	O
,	O
2014	O
,	O
it	O
was	O
discovered	O
the	O
Trapster	B-Algorithm
website	O
was	O
put	O
into	O
closure	O
mode	O
,	O
thereby	O
cutting	O
off	O
new	O
activations	O
,	O
and	O
the	O
Twitter	B-Application
account	I-Application
permanently	O
closed	O
.	O
</s>
<s>
Pete	O
Tenereillo	O
re-acquired	O
the	O
assets	O
of	O
Trapster	B-Algorithm
in	O
late	O
2017	O
.	O
</s>
