Unihfy Games

Neon Void

Neon Void

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Games > Neon Void

Play Neon Void • Free

A physics-based grappling game where glowing orbs stream past you and gravity never lets up. Hook them, swing, and release at the right instant to keep climbing - survive as long as you can in an endless cyberpunk void.

Genre: Physics Survival

Difficulty: Extreme

About Neon Void

You are not falling, you are refusing to

The presentation suggests a descent and the name encourages that reading, but what is actually happening is the opposite. The orbs stream downward past you and vanish off the bottom while fresh ones arrive from above, which means every second you hold your position you are climbing through the field. Gravity is pulling you down the whole time and the only thing opposing it is whatever you can drag out of the nearest orb.

The failure condition follows from that. You do not die by hitting something. You die by dropping off the bottom of the screen, and there is nothing dramatic about it - you simply run out of things to hold on to and gravity finishes the job. Almost every run ends the same way: one grapple missed, then a scramble, then a fall that took longer than it should have to become unrecoverable.

There is one detail that punishes people who do not know it. Gravity is not constant. It gets stronger the lower you are on the screen, by as much as sixty per cent at the very bottom. Recovering from a low position is therefore harder than the same manoeuvre performed higher up, and the game never tells you this. If a save feels impossible near the floor, that is because the physics have quietly turned against you.

The release is the skill, not the grab

Holding down on an orb pulls you toward it in a straight line. That part is easy and it is not where runs are won. What matters is when you let go, because releasing while you are already travelling upward gives you a speed multiplier on top of whatever momentum you had. Release while sinking and you get nothing at all.

That single rule turns the whole game into a rhythm exercise. Grab low, let the pull swing you up past the orb, release at the top of the arc, use the boosted momentum to reach an orb you could not otherwise have touched, repeat. Players who hold on too long get dragged into the orb and stall. Players who let go too early drop.

The boost is also weaker on Hard, so the same swing that comfortably carries you on Normal will fall slightly short. It is one of several small differences that make Hard feel less like the same game with higher stakes and more like a different set of distances.

Normal and Hard disagree about what the walls are for

On Normal the side boundaries are a resource. Hit one and you rebound at a little over half your impact speed, which frequently rescues a swing that had gone wrong. Experienced players deliberately bank off them. The boundary lines glow cyan to tell you they are safe.

On Hard those same lines turn pink and kill you on contact. The hook is also weaker and the field scrolls slightly faster, so you are covering more ground with less pulling power inside a corridor that is now lethal on both sides. It is a genuinely large jump in difficulty and it deserves its name.

On a desktop screen the play area is capped at 600 pixels wide and centred, with those boundary lines drawn in. On a phone the corridor is simply the width of the screen. Playing on a wide monitor does not give you more room to work with, and the visible lines are there so you can see exactly where the edges are.

Things the game does not explain

The orbs come in four colours and none of them mean anything. Colour is assigned at random when an orb spawns and has no effect on how it behaves, how strongly it pulls or how long it lasts. It is worth saying plainly because the palette looks deliberate enough that most players spend their first few runs trying to work out a system that is not there.

Orb size does vary, between roughly twelve and twenty pixels, but the grab radius extends well beyond the visible circle - about forty-five pixels of padding in every direction. You do not have to be accurate. If two orbs are both within reach, the game picks whichever is nearer to where you clicked.

Your score is simply time survived, counting up steadily rather than rewarding any particular action. The field also speeds up as that number climbs, so a long run gets harder for no reason other than that it has been long. And unlike its siblings, this game has continuous background music: a low detuned drone built from two oscillators a hertz apart and pushed through a filter, generated live in the browser rather than played from a file.

Reviewed By
Kaushik Hirpara

Developer · Game Reviewer

Kaushik Hirpara is a full-stack developer and game reviewer at Unihfy Games. He does most of the work of bringing games to the site — adapting them to run properly in a browser, getting them working on phones, playing them, and writing up what players need to know.

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Game Created By

JoJo

Neon Void was originally created by JoJo and is published here under its original licence terms. We host and maintain this version, while preserving the required attribution.

How to Play

  • Select difficulty: Normal (bounce walls) or Hard (deadly walls)
  • Click/tap and hold on glowing orbs to fire your grappling hook
  • Swing momentum carries you through the void
  • Release at the right moment for speed boosts
  • Chain grapples together to maintain control
  • Avoid falling off the bottom of the screen
  • In Hard mode, touching walls means instant death
  • Survive as long as possible to increase your score

Gameplay Preview

Features

Grappling hook physics - hold to pull toward an orb, release to convert the swing into momentum
A release boost that only applies while you are travelling upward, rewarding correct timing rather than fast clicking
Gravity that strengthens the lower you sit on the screen, making recoveries near the floor genuinely harder
Normal mode with rebounding side walls that can be used deliberately to save a bad swing
Hard mode with lethal walls, a weaker hook, a smaller release boost and a faster scroll
A generous grab radius extending well past each orb's visible edge, with the nearest valid orb selected automatically
Endless orb field that streams downward and regenerates above, so no run repeats a layout
Scroll speed that accelerates as your score climbs, tightening the game the longer you last
Continuous synthesised background drone built from two detuned oscillators and a lowpass filter
A centred 600-pixel play corridor on desktop with drawn boundary lines, colour-coded by difficulty
Motion trail behind the player showing the shape of your last swing
Personal best stored in the browser and shown on the menu between runs

FAQs

How do I control the grappling hook and move around?

Click or tap on the glowing orbs and hold to attach your grappling hook. You'll swing toward the orb automatically. Release at the right moment to let go and get a momentum boost in your current direction.

What's the difference between Normal and Hard mode?

Normal mode allows you to bounce off walls if you hit them, giving you recovery chances. Hard mode makes walls deadly - touching them means instant game over, requiring much more precise control.

How does the momentum and physics system work?

Your grappling hook pulls you toward orbs with realistic physics. Build up speed by swinging in arcs, then release to convert that momentum into directional movement. Gravity increases as you descend deeper.

What strategies help me survive longer?

Chain grapples together without letting go, plan your swing arcs ahead of time, release at the peak of your swing for maximum boost, and in Hard mode, always avoid walls by planning your path carefully.

How does scoring work and what increases difficulty?

Your score increases continuously while surviving. As your score gets higher, the scroll speed gradually increases, making it harder to keep up. The game becomes progressively more challenging over time.

Can I recover from mistakes or bad positions?

In Normal mode, wall bounces can save you from mistakes. In both modes, quick reflexes and finding nearby orbs can help you recover. The release boost can also help you escape dangerous situations.

Do the four orb colours mean anything?

No. Each orb picks one of four colours at random when it spawns, and the choice has no effect on pull strength, size or behaviour. It is purely decoration. Orb size does vary slightly, but that only changes how large the target looks - the reach of your hook extends well beyond the visible circle either way.

Why is it so much harder to recover near the bottom of the screen?

Gravity in Neon Void is not constant. It scales with your vertical position and is roughly sixty per cent stronger at the very bottom of the screen than at the top. A swing that comfortably saves you higher up will fall short down there. The practical lesson is to fight for altitude early rather than assume you can climb back later.

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