What size is a Poland passport photo?

35 × 45 mm (1.38 × 1.77 in). A digital file is 768 × 1004 px.

Can I take a Poland passport photo with my phone?

Yes. PhotoSpec crops to 35 × 45 mm and checks the framing before you save. Photos are processed on the phone and are not uploaded.

Poland

35 × 45 mm · Plain white or light grey · 768 × 1004 px · Up to 2.5 MB · Taken within the last 6 months

Photo size	35 × 45 mm (1.38 × 1.77 in)
Head height	70–80% of the photo height
Background	Plain white or light grey
Digital size	768 × 1004 px, up to 2.5 MB
How recent	Taken within the last 6 months
Retouching	Not allowed. The photo must not be digitally altered beyond cropping.
Background replacement	Not allowed. Shoot against a wall of the required colour.
Where to take it	You can take this photo yourself.

Source: Sejm RP. Rules change — check the issuing authority before you submit.

The authority recommends a professional photo service, but does not require one.
zrób je u fotografa gov.pl
The authority allows a photo taken without a studio — its own wording is below.
Jeśli chcesz je zrobić samodzielnie gov.pl

What size is a Poland passport photo?: 35 × 45 mm (1.38 × 1.77 in). A digital file is 768 × 1004 px.
Can I take a Poland passport photo with my phone?: Yes. PhotoSpec crops to 35 × 45 mm and checks the framing before you save. Photos are processed on the phone and are not uploaded.

Citizenship — background plain white or light grey here, light grey there
Driving licence — background plain white or light grey here, light grey there; digital file 768×1004 px, 2.5 MB here, 480×615 px, 100 KB there
ID card — digital file 768×1004 px, 2.5 MB here, 492×633 px, 2.5 MB there
Residence permit — background plain white or light grey here, light grey there; digital file 768×1004 px, 2.5 MB here, 684×883 px, 2.5 MB there

Processed on your phone. Photos are not uploaded.