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Buy Project Blue Book: Hidden Mysteries – Lowest Price, Deals & Price History
It’s 1952, and the U.S. Air Force is operating a top-secret investigation: Project Blue Book. As a newly recruited agent, it’s your job to uncover the truth behind these real declassified UFO sightings. Test your observation and investigation skills in this out-of-this-world hidden object adventure!
- Platforms
- Release Date
3/15/2021
- Developers
- Publishers
- System
- Features
Price History
| Price History Title | Price History Value |
|---|---|
| Current Low | $4.08 |
| All-Time Low | $1.95 |
| MSRP | $6.99 |
| Active Offers | 3 stores |
| On Sale? | Yes - up to 41% |
30-Day Price Trend
System Requirements
Windows
WindowsSteam Stats
Steam Deck
Unknown
Supported Languages
Interface
Audio
English
✓
Achievements
| Store | Total Achievements |
|---|---|
| Steam | 10 Total |
Compare Project Blue Book: Hidden Mysteries Prices Across All Stores
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Project Blue Book: Hidden Mysteries Buying and Gameplay FAQs
Price & Deals FAQs
How much does Project Blue Book: Hidden Mysteries cost?
Right now, you can buy Project Blue Book: Hidden Mysteries for as low as $4.08, depending on the store and platform.
Is Project Blue Book: Hidden Mysteries on sale right now?
Yes, Project Blue Book: Hidden Mysteries is currently on sale with up to 41% off at select stores.
How much is Project Blue Book: Hidden Mysteries on Steam?
On Steam, Project Blue Book: Hidden Mysteries is listed at $6.99 (MSRP $6.99).
What is the historical lowest price for Project Blue Book: Hidden Mysteries?
The lowest recorded price for Project Blue Book: Hidden Mysteries is $1.95, based on past sales and discounts.
Crossplay & Platforms FAQs
Is Project Blue Book: Hidden Mysteries available on PC, Xbox, PlayStation, or Switch?
Project Blue Book: Hidden Mysteries is available on PC.
Gameplay FAQs
Is Project Blue Book: Hidden Mysteries single-player only?
Project Blue Book: Hidden Mysteries is primarily a single-player experience.
Game Stats FAQs
When did Project Blue Book: Hidden Mysteries release?
Project Blue Book: Hidden Mysteries launched on Mon Mar 15 2021.
DLC & Content FAQs
Project Blue Book: Hidden Mysteries PC – Buying Guide, Reviews and Deal Summary
Project Blue Book: Hidden Mysteries was developed by Three Gates and published by Legacy Games, released on 2021-03-15.
At the moment, the lowest price is
$4.08
, compared to an MSRP of$6.99
. Across all listings, there are currently 3 store offers for Project Blue Book: Hidden Mysteries, pulled from both authorized retailers (such as Steam, Fanatical, and Green Man Gaming) and key marketplaces like Kinguin or Eneba. Whether you prefer buying from official sources or want to stretch your budget further through grey-market deals, Gamers Unchained helps you easily compare prices and find the best fit.What Is a Game Key and Is It Safe to Buy?
Not sure what a game key is or how to redeem one on platforms like Steam, Epic Games, or Ubisoft Connect? You're not alone—and we've got you covered. Our quick guides break it all down for you—check them out and get gaming faster!