Phelsuma comorensis Boettger, 1913 is a species of geckos that lives on the island Grande Comore and typically dwells on trees. It feeds on insects and nectar.
This lizard belongs to the smallest day geckos. It can reach a maximum length of about 12 centimetres (4.7 in). The body colour is olive green or pale green. A rost-coloured stripe extends from the nostril to the eye. A black lateral stripe extends from the eye to the hind leg. On the lower back there are brownish or red-brick coloured dots. The legs have dark spots.
This species is only known from the island Grande Comore. It is found in higher areas (600 meters and upwards). It is not currently endangered.
P. comorensis is often found on a variety of pantropic vegetation.
These day geckos feed on various insects and other invertebrates. They also like to lick soft, sweet fruit, pollen and nectar.
The females are very productive and lay up to 8 pairs of eggs per year. Juveniles reach sexual maturity after only 4–5 months.