Games like Silly Frog
Games like Silly Frog include Pizza Tower, Zueirama, Super Meat Boy, Montaro, and To the Moon. We matched them by the tags players give Silly Frog on Steam (2D Platformer, Pixel Graphics, Casual, Funny, and Relaxing): closest matches first, and among equally close ones the better-known games.

Pizza Tower
Shared: 2D Platformer · Funny · Pixel Graphics

Zueirama
Shared: Casual · Pixel Graphics · Funny

Super Meat Boy
Shared: 2D Platformer · Pixel Graphics · Platformer

Montaro
Shared: Casual · Pixel Graphics · Memes

To the Moon
Shared: Pixel Graphics · Emotional · Indie

DAVE THE DIVER
Shared: Pixel Graphics · Casual · Relaxing

Celeste
Shared: Pixel Graphics · 2D Platformer · Platformer

DELTARUNE
Shared: Pixel Graphics · Funny · Emotional

There Is No Game: Wrong Dimension
Shared: Pixel Graphics · Funny · Casual

Peace, Death!
Shared: Casual · Pixel Graphics · Funny

The Messenger
Shared: Pixel Graphics · Platformer · 2D Platformer

Cookie Clicker
Shared: Casual · Pixel Graphics · Funny

DLC Quest
Shared: Platformer · Pixel Graphics · Indie

Undertale
Shared: Pixel Graphics · Funny · Indie

Thank Goodness You're Here!
Shared: Funny · 2D Platformer · Casual

SANABI
Shared: Pixel Graphics · 2D Platformer · Platformer

Katana ZERO
Shared: Pixel Graphics · 2D Platformer · Platformer

Unpacking
Shared: Casual · Pixel Graphics · Relaxing

BattleBlock Theater®
Shared: Funny · Platformer · 2D Platformer

PewDiePie: Legend of the Brofist
Shared: Pixel Graphics · Memes · Casual

Duck Game
Shared: Pixel Graphics · Funny · Platformer

Stardew Valley
Shared: Pixel Graphics · Relaxing · Casual

FEZ
Shared: Pixel Graphics · Platformer · Casual

VVVVVV
Shared: Pixel Graphics · 2D Platformer · Platformer