last seen online

4.4 / 5

31,670 plays

puzzle

Game Information

Developer: SZ Games

Rating:

4.4/5

Released: April 2024

Last Updated: June 2025

Technology: HTML5 (Unity WebGL)

Platform: Browser

Size: ~15 MB

Plays: 31,670

Mobile Support: No

About last seen online

Immerse yourself in the deeply unsettling world of "last seen online," the free indie puzzle game blurring lines between psychological horror and classic escape room adventures. Crafted in the tradition of gritty early flash games, this browser-based gem lets you embrace your inner snoop by exploring the remnants of someone else's digital life.

Your journey begins at a dusty garage sale, where curiosity compels you to take home an old, unformatted computer. The moment you power it on, you're thrust into a mind-bending experience that turns digital forensics into a suspenseful puzzle. Embark on a gripping quest: root through mysterious files, uncover haunting messages, and solve layered riddles that reveal twisted secrets of a soul long vanished.

Each click, folder, and email teaches you more about the computer’s former owner—and perhaps yourself. The gameplay is as atmospheric as it is relentless, pairing cleverly designed puzzles with a creeping sense that you're being watched. Every document and app uncovered pulls you further into a narrative web inspired by gaming’s golden age of browser-based escape rooms.

"last seen online" requires wits, patience, and a taste for the unknown. You’ll untangle passwords, decipher cryptic notes, and unlock hidden programs, all brought to life with retro-inspired visuals and an eerie, immersive soundscape. Each revelation feels personal, almost invasive, making every breakthrough that much more potent—and chilling. Are you brave enough to dig through another person’s forgotten secrets in hopes of your own escape?

If you crave psychological tension and the thrill of piecing together a fragmented story, this free HTML5 puzzle adventure on itch.io delivers. Sharpen your mind, trust your instincts, and see if you can make it out before the past catches up with you. Play "last seen online" today—your next obsession waits behind the login screen.

How to Play

Start by booting up the old computer and exploring the desktop environment. Your goal is to piece together what happened to the machine's previous owner by interacting with files, browsing through emails, and unlocking scattered clues. Use the mouse to navigate folders, read documents, and run suspicious-looking programs. Some files are protected—search for passwords and hints hidden in plain sight, like notes, calendar entries, or unusual filenames.

Work methodically: check every folder and don't overlook the Recycle Bin or obscure subdirectories. Right-clicking may reveal more options in certain puzzles, especially on icons or file listings. Set aside time to absorb the story fragments scattered across diaries, logs, and chat windows. The game draws from real digital behaviors, so think like a modern sleuth: double-check attachments, look for document revisions, and keep track of suspicious patterns in conversations.

For beginners, keep a notepad handy for codes and recurring themes. The path to escape requires both logic and intuition—a careful balance of following the obvious breadcrumbs and questioning your presumptions. If you feel stuck, review older files; solutions often lurk in past exchanges or deleted content. Trust your curiosity, but beware—sometimes, answers unlock new questions in this psychological maze.

Controls

mouse

keyboard

Tips & Tricks

Thoroughly examine all files and emails—essential clues are often hidden in mundane places.
Write down every password, suspicious keyword, or reference you find—they frequently recur.
Don't ignore deleted or corrupted files; some can still be opened or partially restored.
Check properties and details for files and folders—metadata can contain secret hints.
Take note of dates and conversation timelines; chronological order matters for certain puzzles.
Interact with every desktop app—even seemingly broken or irrelevant ones can hide key story elements.
Revisit previous discoveries after solving new puzzles; context changes unlock fresh paths!

Game Features

Atmospheric psychological horror blending escape room puzzles with digital forensics.
Authentic retro browser game feel, channeling the nostalgia of flash-era adventures.
Innovative file-based gameplay—explore emails, apps, and system files for layered storytelling.
Immersive, chilling sound design that heightens suspense and emotional stakes.
Medium difficulty puzzles—challenging but always logical, rewarding thorough investigation.
Completely free-to-play and accessible directly from your browser—no downloads required.
Unique narrative experience: each discovery deepens the emotional connection to the story.

Frequently Asked Questions

Is Last Seen Online really free to play?

Yes! You can play the full game completely free in your browser via itch.io. No downloads or payments are necessary.

Can I play Last Seen Online on my mobile device?

Currently, Last Seen Online is not mobile compatible. For the best experience, play on a desktop or laptop browser.

How difficult are the puzzles—will I get stuck easily?

The puzzles are designed for a medium difficulty: challenging but fair. If you explore thoroughly and pay attention, you'll always find clues to advance.