Can guppies live with ramshorn snails?

Verdict
Yes

Yes. Guppies and ramshorn snails get along in the same tank. Both are fine at 72–80°F. Plan on at least 10 gal.

GuppyGuppy72–82°F · pH 6.8–7.8 Ramshorn snailRamshorn snail70–80°F · pH 7–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–80°Guppy 72–82°Ramshorn snail 70–80°
The green band is the temperature range both can live in.
456789Both: 7–7.8Guppy 6.8–7.8Ramshorn snail 7–8
The green band is the pH both tolerate.

Size to scale

Guppy · 2 inRamshorn snail · 1 in0"1"2"3"4"5"6"
Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

GuppyRamshorn snail
Temperature72–82 °F70–80 °F
pH6.8–7.87–8
Adult size2.0 in1.0 in
Minimum tank10 gal5 gal
TemperamentPeacefulPeaceful
Swims atTopBottom
GroupGroups of 3+Alone or in pairs
DietOmnivoreOmnivore

Better tank mates for guppies

All guppy tank mates

Better tank mates for ramshorn snails

All ramshorn snail tank mates

Questions

Can guppies live with ramshorn snails?

Yes. Guppies and ramshorn snails get along in the same tank. Both are fine at 72–80°F. Plan on at least 10 gal.

What temperature suits both guppies and ramshorn snails?

72–80 °F. Guppies need 72–82 °F, ramshorn snails need 70–80 °F.

What size tank do guppies and ramshorn snails need together?

At least 10 gal, set by the guppy. Add space for each extra fish.