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Undertale cover

Undertale

A Puzzle game by tobyfox, released in 2015

96/100🟡Healthy🏆Proton PlatinumPlayStation 4LinuxPC (Microsoft Windows)

A small child falls into the Underground, where monsters have long been banished by humans and are hunting every human that they find. The player controls the child as they try to make it back to the Surface through hostile environments, all the while engaging with a turn-based combat system with puzzle-solving and bullet hell elements, as well as other unconventional game mechanics.

Single player

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Undertale Download Size

The official download size for Undertale is 2 GB. Based on current hardware prices, this installation consumes approximately $0.12 worth of SSD storage space.

Standard Install

File Size

2GB

Est. SSD Cost

$0.12USD
100 Mbps
My Internet Speed100 Mbps
Quick Presets

Estimated Time to Install

2 mins

Is Undertale Dead?

Live player count and server population analysis.

🟡Healthy
1KPlayers Online

There are currently 1,011 people playing Undertale, retaining a dedicated core community despite lower mainstream numbers.

Current Activity24h Peak: 1.2K
Estimated Match Wait: Slow (3-5 min)
Live Data from SteamAPI

Where is the Undertale save file?

Manual backup locations for PC, Mac, and Linux.

Steam Cloud Supported
Copy
%USERPROFILE%\AppData\Local\Undertale\Saved\SaveGames

How to backup manually on Windows

  1. Press Win + R to open the Run dialog.
  2. Paste the path above and press Enter.
  3. Locate the save files (usually .sav, .json, or similar).
  4. Copy the entire folder to a backup location.
Copy
~/Library/Application Support/Undertale/Saves

How to backup manually on Mac

  1. Open Finder and press ⌘ + Shift + G.
  2. Paste the path above and click Go.
  3. Locate the save files in the folder.
  4. Duplicate the folder to create a backup.
Copy
~/.local/share/Undertale/Saves

How to backup manually on Linux

  1. Open a terminal and use cd to navigate to the path.
  2. Or use your file manager and press Ctrl + L to enter the path.
  3. Locate the save files (.sav, .json, or game-specific format).
  4. Copy the folder with cp -r or your file manager.
Source: PCGamingWiki ↗

Is Undertale Steam Deck Compatible?

SteamOS and Linux Proton performance analysis.

Valve Official🚫Unsupported
Community Rating🏆 Proton Platinum

Community Verdict: Playable!

Don't let the "Unsupported" tag fool you. While Valve hasn't officially verified Undertale, ProtonDB users report it runs perfectly (Gold/Platinum rating). You may need to force a specific Proton version.

Confidence: High (Many Reports)
See 103 user configs ↗

Can I Run Undertale?

PC system requirements - Minimum vs Recommended specs.

To run Undertale smoothly, your PC needs at least 3 GB RAM RAM and a 512MB or equivalent GPU. Plan for 2 GB of storage.

Minimum1080p / 30 FPS
  • 💻
    OSWindows XP, Vista, 7, 8, or 10
  • 🧠
    RAM2 GB RAM
  • 🎮
    GPU128MB
  • 💾
    Storage200 MB available space
Recommended1440p / 60 FPS
  • 💻
    OSWindows XP, Vista, 7, or 10
  • ⚡
    CPU2GHz+
  • 🧠
    RAM3 GB RAM
  • 🎮
    GPU512MB
  • 💾
    Storage200 MB available space
Download Size
2 GBSmall

Is Undertale Good?

Aggregated critic scores and player sentiment analysis.

96
Rated 96 out of 100
Must-Play Title13 Verified Reviews

The Verdict

Based on 13 critic reviews, Undertale is universally acclaimed as a genre-defining masterpiece. Scoring a 96/100, it is one of the highest-rated puzzle games available, making it an essential purchase.

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