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Unstable Nuclear Reactor Demo Achievements · SteamPeaks

Apps Unstable Nuclear Reactor DemoAchievements

Unstable Nuclear Reactor Demo

DemoApp ID 4,692,090by Ali BoukerouiReleased 22 Jun 2026

WindowsEngine —

Hex Grid Action Roguelike Roguelite Survival Strategy Science +14 +16

View on SteamSteam

App ID4,692,090

Release date22 Jun 2026

Engine—

Install size158 MB

TypeDemo

Last update7 Sep 2026

Steam DeckUnknown

DLC0

DeveloperAli Boukeroui

Changenumber38,680,321

PriceFree

Packages0

PublisherMXSGames

SystemsWindows

Followers—

Depots1

Compare this game

Unstable Nuclear Reactor Demo

Ali Boukeroui·MXSGames
Released 22 Jun 2026·App 4692090

Steam user reviews

Not enough reviews yet

0 so far · summary at 10

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

Playing now

0

+0 vs. yesterday

0.0%of peak

All-time peak

3

13 Sep 2026

Updated 13 Sep 2026, 20:39 UTCData by

Data

Price history Charts Patches Events Reviews Audience Estimates Availability

Technical

Metadata Packages DLC Depots1 Requirements Install size Configuration Cloud saves

Content

Achievements Community Media Related apps

History

Update history Store history

Everything

Achievements Overview Price history Charts Patches Events Reviews Audience Estimates Availability Metadata Packages DLC Depots1 Requirements Install size Configuration Cloud saves Community Media Related apps Update history Store history Full details

Every achievement on record

Achievements

33 achievements

Still Standing
Survive 60 seconds (any Survival mode)
—
Quarter Hour Reactor
Survive 15 minutes (any Survival mode)
—
Half Hour Meltdown
Survive 30 minutes (any Survival mode)
—
Nuclear Marathon
Survive 60 minutes (any Survival mode)

SteamPeaks.com

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Five Minutes of Fusion

Survive 5 minutes (any Survival mode)

—

Chill Fusion

Survive 5 minutes (Relax mode)

—

Zen Reactor

Survive 15 minutes (Relax mode)

—

Relaxed Meltdown

Survive 30 minutes (Relax mode)

—

Infinite Chill

Survive 60 minutes (Relax mode)

—

Atom Smasher

Perform 25 merges at any mode

—

Chain Reactor

Perform 60 merges at any mode

—

Nuclear Expert

Perform 100 merges at any mode

—

Fusion Master

Perform 200 merges at any mode

—

Ring Breaker

Unlock 3 rings at any mode

—

Supercritical Rings

Unlock 10 rings at any mode

—

The Ultimate Operator

Unlock 14 rings at any mode

—

Core Stabilizer

Unlock 7 rings at any mode

—

First Fusion

Perform your very first merge

—

Noble Gas

Reach Neon (atomic number 10)

—

Iron Will

Reach Iron (atomic number 26)

—

Golden Touch

Reach Gold (atomic number 79)

—

Uranium Club

Reach Uranium (atomic number 92)

—

Oganesson

Discover all 118 elements

—

Singularity

Unlock Black Hole tool

—

Quantum Shift

Unlock Swap tool

—

Negative Charge

Unlock Electron tool

—

One Spark

Unlock Catalyst tool

—

Positive Charge

Unlock Proton tool

—

Atom Welder

Unlock Neutron tool

—

Triple Chain

Trigger a chain reaction of 3 atoms from a single placement

—

Super Collider

Trigger a chain reaction of 6 atoms from a single placement

—

Hypernova

Trigger a chain reaction of 8 atoms from a single placement

—

Blazar

Trigger a chain reaction of 12 atoms from a single placement

—

Names, descriptions and icons are the game’s own, as Steam publishes them.