Top similar games like Not So Heart:

Upfall is a game about bouncing, dodging, and near death experiences. Burst bubbles to progress upwards, but be careful to dodge the hazards in the depths. How far will your upfall be? A free game for the in betweens.

Bizzare, tough little platformer

In this fast paced retro platform game, you must think fast as you run, jump and swap colour, making your way through 8 floors of challenging and amusing colour changing mayhem.

The infamous, tough-as-nails platformer comes to Steam with a playable Head Crab character (Steam-exclusive)!

A colorful and animated world starring sweet animals and 2D Platformer focused on obstacles and challenges seems to be a perfect mix for... Deadly traps, absurd challenges and an insane adventure. Help Bilbo on his quest to retrieve the fruits from the forest and return home

Run, jump, slide, and flap your way through beautiful, hand-crafted worlds.

Transcend the material realm and assume your true form as Spinch, a hyper-agile organism consumed by the quest to rescue a litter of its missing offspring, in this side-scrolling, psychedelic platformer from the mind of award-winning Canadian cartoonist, Jesse Jacobs.

DIE, REDROP, REPEAT. In this Platformer, every Death leaves a platform behind; Climb your mistakes! RAGE, CRY, ADAPT. Then do it all again. Try now and prove you're only *mostly* bad.

A brutal precision platforming journey through the 9 circles of hell. Liberate your ancestors, die a million times, and meet Satan... you know... for fun.

You turned on your monitor right now? It isn't giving to you a image? Maybe the pixels of your monitor is in to a trip why don't help them in this hard physics-based platform platform DJ trip?. Explore hundreds of challenges, become more and more sharper and find out more about a pixel journey.

Help a poor frog get paid by participating in a highly unethical experiment in this physics platformer!

Help Froggy complete a quest in this colorful platformer adventure! Use your sticky tongue to pull, push, and grapple through many challenging levels while collecting as many flies as you can.

42 of the weirdest, trippiest, sheepiest games ever created. Enter the mind of Jeff Minter, the legendary creator of Attack of the Mutant Camels, Gridrunner, and Tempest 2000, in this interactive documentary from Digital Eclipse.

Who's behind this? zzzzz is a hardcore platformer where you have to overcome a series of challenging levels in order to find the answers you're looking for.

RITE is a high-speed, precision platformer where you must conquer a series of challenging trials, a rite of passage for every Nim.

Delve into a story-driven adventure and channel your inner kitten in this challenging old-school platformer. Perform wall-jumps, evade deadly obstacles, hunt mice and use powerful abilities to destroy everyone who stands in your way!

Sir Lovelot is on a quest to find the love of his life. Join him in this wacky tight platformer, where impressing cheeky damsels is harder than a heart of stone!

Squirrel-based 2D platformer

Jumper Jape is a skill-based hardcore platforming game. Channel your inner masochist and prepare to die in this masocore platformer with puzzle elements and a suggestive story.

Love pixels? Fond of platformers? Is there a special place in your heart for the 8-bit and 16-bit era? Want to have fun? Yes!? Well, you’ve come to the right place, my friend. Mutant Mudds Deluxe is a “12-bit” action platformer full of pixels and platforming fun!

SHOVELBOY is a retro-style platformer where you have to collect shovels in 21 increasingly difficult small levels. How fast can you go?

The Trials Of Beadie is a 2D side scrolling platformer that relies on precision playing mechanics such as run, jump, wall jump, dash, fast fall, hover, and wall grab. Play for fun or speed run as fast as you can. You can die as many times as you like, but there are no save points and no continues.

A platformer with excellent level design that's unforgiving. With two buttons, overcome 100 levels filled with traps, enemies, dangerous situations, and bosses. Test your patience and precision. If you're looking for a challenge, this is your game.

Best Buds vs Bad Guys is a 2D run ’n’ gun from a game developer Dad and his 11 year old son, with a special message behind it. Travel to 11 different worlds, all presented in classic 16-bit style, with a catchy chip-tune soundtrack and lots of over-the-top weapons!

Help Jancer find his purpose, in this super-tight, music-based platformer! Meet famous classical composers as cat bosses, experience their remixed compositions as choreographed stories, explore music-driven world, find secret notes, and uncover hidden challenges!

Gold for Retirement - is a hardcore platformer that will challenge you and push your skills to the limit!

A precision platformer where you can instantaneously flip from ceiling to floor. Run, jump, and flip your way through difficult and vibrant stages, each themed around a pair of complementary colors. Master a constant barrage of new level mechanics, each designed around your flip ability.

GARBANZO QUEST! The crazy bullet-heck platformer where your main weapon is your own spit! Bring a friend! Hand-crafted challenges, secrets, and branching paths galore!

A very difficult pixel-based platformer featuring a classic RPG slime, Gob, lost in a dangerous world. While being pursued by a supposed "Hero", Gob must jump, slide, dodge and bounce his way through dangerous terrain in order to get back home safely.

Explore the Egyptian underworld in this precision platformer! Jump, whip, and dash your way through a challenging, interconnected world that weaves linear gauntlets with open-ended exploration.

You are Chubbit, a plump bunny plunged into a precision platforming nightmare! To escape, simply move left, move right, and master the nuanced dynamics of ceaseless bouncing!

The legendary game is now on Steam! Can you prove that you are a good player, go through a difficult path and save your brother? This challenge is not for wimps!

"Blue" is a hardcore platformer game with pixel art style. Players need to complete collection objectives in different levels while avoiding various monsters and obstacles.

Save your cat Mr. Sparkles and bring him back home. Use your momentum in order to beat short but challenging platforming levels.