Announcement
v1.1.0cPatch 1.1.0c
Corrected a bug that resulted in levels with 0 maximum score always giving an F rank. Corrected score target of Hidden Chamber being impossible to achieve.
Steam
Alkali
Also known as Alkali, a, alkali
Explore the world as an Alkali metal in this innovative precision platformer! Explosively react with water and other elements to traverse obstacles, while picking up chunks of metal before you deplete your alkali metal body.
Last update
18 Jun 2026
Players now
1
Original sources
1
Latest update
Latest updates
Update history
Browse past updates and patch notes for this game.
- December 2025
- Patch 1.1.0bCorrected a calculation error that resulted in some endgame death and score ratings being harder than intended. Corrected some levels having incorrect death ratings.
- November 2025
- 3rd Anniversary PatchPatch notes 1.1 Alkali challenge edition! Added the following challenge modes: No room checkpoints Respawn costs mass Permadeath Burn mode Time trial Score trial Added time, score and death ratings to all levels Fixed g…
- November 2024
- Patch notes 1.0.4Second anniversary patch! Added a Getting Over It style level to gauntlet Added related player costume Added new background Fixed some issues with shaders
- February 2024
- Patch 1.0.3It's been a little over 2000 days since Alkali began development. It's time for an anniversary patch! Added machinegun turrets Added rubber tiles Added player costumes Added additional gauntlet levels under the custom c…
- May 2023
- Now includes the full alpha campaign under custom content and a world with special stages. Patch notes 1.0.2 Added alpha version campaign under Custom Campaigns Added a world with gauntlet levels under Custom Campaigns…Patch notes
- December 2022
- Patch 1.0.1 - Cutscene replayAdded cutscene replay function. Press dash key when standing over a level that normally triggers a cutscene when completed Select and Cutscene navigation symbol only appears when relevant in overworld Fixed world 3 intr…
- November 2022
- Patch 1.0.0cFixed camera position in world 2 intro cutscene Fixed Ending B cutscene Increased volume on cutscenes Fixed issue with menu state after opening in-game menu then completing a level with a cutscene Added support for auto…
- Patch 1.0.0bFixed crash when playing in steam offline mode Fixed issue with marathon achievement being incorrectly unlocked Improved distance calculation in journal and marathon achievement Adjusted time calculations for time-based…
- June 2022
- Alkali Speedrun ShowcaseAlkali is a precision platformer without instant death. This livestream will showcase the mechanics of the game through Speedrunning. Come see the depth of the movement system when the game is put to its limit. Both dev…
- Alkali Speedrun ShowcaseAlkali is a precision platformer without instant death. This livestream will showcase the mechanics of the game through Speedrunning. Come see the depth of the movement system when the game is put to its limit. Both dev…
Gallery
In-game media
Achievements
Community progression
Top picks from 34 Steam achievements, sorted by player unlock rates.
- OopsHidden100.0%
- Experiment 27Complete the tutorial100.0%
- Sonic BoomReach four times maximum running velocity69.4%
- Grand MesaComplete the Grand Mesa world51.5%
- Containment BreachEnter a secret portal43.1%
- Air MilesSpend 60 total minutes airborne41.0%