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Sword Art Online: Lost Song cover

Sword Art Online: Lost Song

A Role-playing (RPG) game by Artdink, released in 2015

68/100🔴Niche / Inactive🥇Proton GoldPlayStation 3PlayStation 4PC (Microsoft Windows)

Journey into the world of Alfheim Online for the very first time! Join Kirito as he ventures online to explore Svart Alfheim, a brand-new area of ALfheim Online, the floating world is comprised of continents led by The Floating City of Ryne. This original storyline includes new and returning characters and exclusive environments in the ultimate Virtual Reality universe! Sword Art Online: Lost Song features all-new Aerial Battles and plenty of customization features. Link Start into the Sword Art Online world and join your favorite dual-wielding player, Kirito, on the greatest adventure yet!

Single playerMultiplayerCo-operative

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Sword Art Online: Lost Song Download Size

The official download size for Sword Art Online: Lost Song is 7 GB. Based on current hardware prices, this installation consumes approximately $0.42 worth of SSD storage space.

Standard Install

File Size

7GB

Est. SSD Cost

$0.42USD
100 Mbps
My Internet Speed100 Mbps
Quick Presets

Estimated Time to Install

9 mins

Is Sword Art Online: Lost Song Dead?

Live player count and server population analysis.

🔴Niche / Inactive
7Players Online

There are currently 7 people playing Sword Art Online: Lost Song, indicating a niche or private community. Coordinate via Discord for best results.

Current Activity24h Peak: 8.4
Estimated Match Wait: Long Wait / Discord Required
Live Data from SteamAPI

Where is the Sword Art Online: Lost Song save file?

Manual backup locations for PC, Mac, and Linux.

Steam Cloud Supported
Copy
%USERPROFILE%\AppData\Local\SwordArtOnlineLostSong\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/SwordArtOnlineLostSong/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/SwordArtOnlineLostSong/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 Sword Art Online: Lost Song Steam Deck Compatible?

SteamOS and Linux Proton performance analysis.

Valve Official🚫Unsupported
Community Rating🥇 Proton Gold

Community Verdict: Playable!

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

Confidence: Moderate
See 15 user configs ↗

Can I Run Sword Art Online: Lost Song?

PC system requirements - Minimum vs Recommended specs.

To run Sword Art Online: Lost Song smoothly, your PC needs at least 8 GB RAM RAM and a GeForce GTX 670 / Radeon R9 280X or equivalent GPU. Plan for 7 GB of storage.

Minimum1080p / 30 FPS
  • 💻
    OSWindows 7, 8.1, 10 (64-bit)
  • ⚡
    CPUIntel Core i3-2100 / AMD A8-5600K
  • 🧠
    RAM4 GB RAM
  • 🎮
    GPUGeForce GTX 650 / Radeon HD 7770
  • 💾
    Storage7 GB available space
Recommended1440p / 60 FPS
  • 💻
    OSWindows 7, 8.1, 10 (64-bit)
  • ⚡
    CPUIntel Core i5-4460 / Ryzen 3 2200G
  • 🧠
    RAM8 GB RAM
  • 🎮
    GPUGeForce GTX 670 / Radeon R9 280X
  • 💾
    Storage7 GB available space
Download Size
7 GBSmall

Is Sword Art Online: Lost Song Good?

Aggregated critic scores and player sentiment analysis.

68
Rated 68 out of 100
Mixed Reviews4 Verified Reviews

The Verdict

Based on 4 critic reviews, opinion on Sword Art Online: Lost Song is divided. While it offers some unique role-playing (rpg) mechanics, the score of 68 suggests inconsistent execution. We recommend checking gameplay footage before buying.

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