<s>
Polymail	B-Protocol
is	O
an	O
email	O
application	O
for	O
macOS	B-Application
,	O
iOS	B-Application
,	O
Windows	B-Application
,	O
and	O
web	B-Application
browsers	I-Application
known	O
for	O
its	O
clean	O
interface	O
and	O
additional	O
features	O
atop	O
the	O
Gmail	B-Application
platform	O
.	O
</s>
<s>
Polymail	B-Protocol
adds	O
several	O
new	O
features	O
atop	O
those	O
associated	O
with	O
standard	O
email	O
.	O
</s>
<s>
Polymail	B-Protocol
will	O
also	O
show	O
profiles	O
for	O
the	O
user	O
's	O
recipients	O
and	O
senders	O
by	O
associating	O
those	O
email	O
addresses	O
with	O
those	O
used	O
in	O
other	O
social	O
network	O
services	O
.	O
</s>
<s>
The	O
apps	O
for	O
macOS	B-Application
and	O
iOS	B-Application
platforms	O
released	O
to	O
the	O
public	O
on	O
July	O
20	O
,	O
2016	O
.	O
</s>
<s>
Matthew	O
Hussey	O
of	O
The	O
Next	O
Web	O
wrote	O
in	O
December	O
2015	O
that	O
Polymail	B-Protocol
was	O
the	O
first	O
email	O
app	O
he	O
genuinely	O
loved	O
,	O
and	O
praised	O
its	O
improvements	O
upon	O
Gmail	B-Application
's	O
interface	O
.	O
</s>
