Charts Sales Upcoming Patches News Calculator

New on SteamEvery app, DLC and depot the minute Steam creates it AppsEvery app on Steam, newest change first PackagesSubs and bundles, and what each contains DepotsDepots, manifests and install sizes TagsSteam's user tags and the games under them Developers & publishersCompanies and their catalogues TechnologiesEngines, SDKs and anti-cheat found in the files Change historyEvery PICS changelist as it lands

SignalsNineteen readings of the whole catalogue CompareAny games side by side RecordsAll-time peaks and the days they were set ReportsWeekly and monthly write-ups Alerts & newsroomWatch a game, get told when it moves Steam statusIs Steam up, right now Web API explorerTry the endpoints in the browser

NewsSteam's own announcements and the sales calendar CalculatorWhat a Steam account is worth, and its pile of shame

/

Sign in

/

SteamPeaks

The ultimate resource for Steam data.

ExploreCharts Sales Sales and fests Upcoming Patches News Records Trending Signals

DatabaseApps Packages Depots Tags Developers Technologies Change history

ToolsCalculator Compare Search Alerts Steam status API

SiteMethodology FAQ Discord Support Sign in via Steam

Not affiliated with Valve or Steam. Game names and artwork belong to their owners. All times UTC.

Privacy Cookies Fair use Status

Eel On Mask Achievements · SteamPeaks

Apps Eel On MaskAchievements

Eel On Mask

GameApp ID 4,391,180by Eel On MaskReleased 19 Feb 2026

WindowsEngine —

View on SteamSteamCompare Share

App ID4,391,180

Release date19 Feb 2026

Engine—

Install size395 MB

TypeGame

Last update20 Feb 2026

Steam Deck—

DLC0

DeveloperEel On Mask

Changenumber36,631,845

Price—

Packages0

PublisherEel On Mask

SystemsWindows

Followers—

Depots1

Compare this game

Eel On Mask

Eel On Mask
Released 19 Feb 2026·App 4391180

Steam user reviews

Positive

100.0%· 15 reviews

Recent —

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

Playing now

0

+0 vs. yesterday

0.0%of peak

All-time peak

3

15 Sep 2026

Updated 15 Sep 2026, 19:50 UTCData by

Data

Price history Charts Patches News 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 News 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

31 achievements · 11 secret

Safe Exit
Complete Level 1
—
Safe Entry
Enter the upside-down goal point for the first time
—
There is no ctrl z
Click on the trash can
—
Coooost
Complete a level with a cost of 100 points or more
—

SteamPeaks.com

You can't stand here~

Fail for the first time by falling to the bottom of the game window

—

Where am I

Jump out from the top of the game window

—

God of Platform games

Complete a level with 0 cost

—

Mummy can I play 10 more seconds

Complete a level within 10 seconds

—

Step bro I'm stuck

Apply the ground tile mask to yourself

—

Project eel

Apply the cloud mask to yourself

—

H...A...H...A...

Fail due to timeout for the first time

—

Yeelow on mask

Complete the yellow series of levels

—

Reeld on mask

Complete the red series of levels

—

Purpeel on mask

Complete the purple series of levels

—

Eel green mask

Complete the dark green series of levels

—

Eel on grask

Complete the light green series of levels

—

Blueel on mask

Complete the blue series of levels

—

What is it

Die from touching spikes for the first time

—

*Squzz*

Remove spikes with a falling rock for the first time

—

Being a fortress

Remove spikes with yourself for the first time

—

Extreme Challenge ISecret

Steam withholds the description of a secret achievement.

—

Extreme Challenge IISecret

Steam withholds the description of a secret achievement.

—

Extreme Challenge IIISecret

Steam withholds the description of a secret achievement.

—

Extreme Challenge IVSecret

Steam withholds the description of a secret achievement.

—

Extreme Challenge VSecret

Steam withholds the description of a secret achievement.

—

Extreme Challenge VISecret

Steam withholds the description of a secret achievement.

—

Extreme Challenge VIISecret

Steam withholds the description of a secret achievement.

—

Extreme Challenge VIIISecret

Steam withholds the description of a secret achievement.

—

Extreme Challenge IXSecret

Steam withholds the description of a secret achievement.

—

Final Challenge XSecret

Steam withholds the description of a secret achievement.

—

All SSecret

Steam withholds the description of a secret achievement.

—

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