DISCOVER ON STEAM

IdleOn - The Incremental MMO

By Lavaflame2 · Windows

Released

The incremental idle MMO where your heroes keep fighting while you're gone! Spend their loot on upgrades, unlock classes from Elemental-Wizard to Cannon-Pirate, and level 20 unique skills like Farming, Sailing, and Construction!

DESCRIPTION SUPPLIED BY THE DEVELOPER THROUGH STEAM

Inside the game.

Screenshots supplied by Lavaflame2 through Steam.

FIND YOUR KIND OF PLAY

Before you play.

Game style: Adventure · Casual · Indie · Massively Multiplayer · RPG · Simulation · Strategy · Free To Play
Platforms: Windows

Get it on Steam ↗

Check the official page for current availability, supported devices and any in-game purchases.

YOUR NEXT STEP

Plan how your group will connect

For IdleOn - The Incremental MMO · Steam edition.

This Steam edition lists Co-op, Online Co-op. Choose the mode that matches your group’s computers, network or shared display.
Before inviting friends, confirm the player limit, copy or account requirements and exact compatible editions. A listing on another platform does not establish cross-play.
The base game is listed as free to play; extras may cost more.

Check co-op details on Steam ↗Compare other co-op options →

Decision guide updated 2026-10-29. Based on the publisher listing checked 2026-11-01; this is not a firsthand review.

PLAN YOUR FIRST SESSION

Before you choose IdleOn - The Incremental MMO.

Steam edition · Source checked Nov 1, 2026 · Answers changed Nov 1, 2026. Publisher facts, not a firsthand review.

What do you do in this game?

Where can you play this edition?

Windows

Is the full game free?

The Steam base game is free to play. DLC and in-game purchases may cost extra.

Can you try it before buying?

No separate demo was listed in the checked Steam metadata. This does not rule out other trials.

Can you play alone or with friends?

Single-player · Multi-player · Co-op · Online Co-op

How many players, and which editions can connect?

A player limit has not been verified. Compatible editions are not verified here. Check the developer’s instructions before arranging a session. A co-op label alone does not establish cross-play.

Is controller support listed?

Controller support was not specified in the checked metadata.

How long is a session?

A session length has not been verified.

Gameplay text is supplied by the developer. Other answers organize the listed features and identify gaps. Read the source and check current availability ↗

PC EDITION · STEAM

Choose how you play.

Platforms: Windows
Play modes: Single-player · Multi-player · Co-op · Online Co-op · Cross-Platform Multiplayer
Languages: English*, French*, German*, Japanese*, Korean*, Simplified Chinese* *languages with full audio support
Release date / window: Nov 6, 2025
Full game price · US: Free to play; extras may cost more

Steam lists the base game as free to play. Prices are a US storefront snapshot. DLC and in-game purchases may cost extra.

Steam source ↗ · Checked Nov 1, 2026. Platform editions may differ in features, prices and save compatibility.

IdleOn - The Incremental MMO official trailer thumbnail

▶ Watch the official trailer on Steam ↗

Windows minimum requirements

Minimum: OS *: Windows 7+ Processor: An Intel Pentium 4 processor or later that's SSE3 capable Memory: 2 GB RAM Graphics: Hardware Accelerated Graphics with dedicated memory Network: Broadband Internet connection Storage: 1 GB available space Sound Card: Anything capable of producing sound.

Latest from the developer

HALLOWEEN EVENT (Ends Nov. 9th) ↗Oct 22, 2026 · Developer announcement on Steam
LUMI MENAGERIE [Endgame Content] ↗Oct 16, 2026 · Developer announcement on Steam
JELLY OPERATOR [new content] ↗Sep 18, 2026 · Developer announcement on Steam

From the community.

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