<s>
Reminders	B-Application
is	O
a	O
task	O
management	O
program	O
developed	O
by	O
Apple	O
Inc	O
.	O
for	O
their	O
iOS	B-Application
,	O
macOS	B-Application
and	O
watchOS	B-Device
platforms	O
that	O
allows	O
users	O
to	O
create	O
lists	O
and	O
set	O
notifications	O
for	O
themselves	O
.	O
</s>
<s>
The	O
app	O
was	O
first	O
introduced	O
in	O
iOS	B-Operating_System
5	I-Operating_System
and	O
OS	B-Operating_System
X	I-Operating_System
10.8	I-Operating_System
"	I-Operating_System
Mountain	I-Operating_System
Lion	I-Operating_System
"	I-Operating_System
and	O
was	O
rebuilt	O
from	O
the	O
ground	O
up	O
with	O
the	O
release	O
of	O
iOS	B-Operating_System
13	I-Operating_System
.	O
</s>
<s>
Reminders	B-Application
are	O
placed	O
into	O
four	O
categories	O
which	O
can	O
be	O
found	O
at	O
the	O
top	O
of	O
the	O
screen	O
;	O
"	O
Today	O
"	O
,	O
"	O
Scheduled	O
"	O
,	O
"	O
All	O
"	O
,	O
and	O
"	O
Flagged	O
"	O
.	O
</s>
<s>
Users	O
can	O
also	O
create	O
their	O
own	O
lists	O
of	O
reminders	B-Application
.	O
</s>
<s>
New	O
reminders	B-Application
can	O
be	O
placed	O
into	O
lists	O
or	O
set	O
as	O
subtasks	O
and	O
can	O
include	O
several	O
details	O
including	O
:	O
a	O
priority	O
tag	O
,	O
a	O
note	O
about	O
the	O
reminder	O
,	O
and	O
an	O
image	O
or	O
URL	O
attachment	O
.	O
</s>
<s>
Tasks	O
appear	O
in	O
the	O
Notification	B-Operating_System
Center	I-Operating_System
24	O
hours	O
before	O
the	O
time	O
a	O
reminder	O
is	O
set	O
for	O
.	O
</s>
<s>
Additionally	O
,	O
alarms	O
can	O
be	O
set	O
for	O
reminders	B-Application
,	O
sending	O
a	O
notification	O
to	O
users	O
at	O
a	O
certain	O
time	O
and	O
date	O
,	O
when	O
a	O
geofence	O
around	O
an	O
area	O
is	O
crossed	O
,	O
or	O
when	O
a	O
message	O
starts	O
being	O
typed	O
to	O
a	O
set	O
contact	O
.	O
</s>
<s>
Reminders	B-Application
can	O
be	O
marked	O
as	O
completed	O
(	O
checked	O
)	O
and	O
are	O
automatically	O
hidden	O
.	O
</s>
<s>
Lists	O
can	O
be	O
synced	O
between	O
iOS	B-Application
and	O
macOS	B-Application
through	O
iCloud	B-Application
as	O
well	O
as	O
shared	O
with	O
other	O
contacts	O
.	O
</s>
<s>
Once	O
shared	O
,	O
tasks	O
can	O
be	O
added	O
or	O
completed	O
by	O
anyone	O
with	O
access	O
to	O
a	O
list	O
and	O
specific	O
reminders	B-Application
can	O
be	O
assigned	O
to	O
different	O
people	O
.	O
</s>
