The Shadow Horror vs DriveThruRPG Library
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
The Shadow Horror
Explore an abandoned house filled with a terrifying creature. Solve puzzles, uncover mysteries, and improvise defenses to survive the night. Your choices determine your fate against the lurking Shadow Horror.
- Solve puzzles and mysteries
- Identify the lurking horror
- Author's commentary
- Explore freely
- Improvise weapons and defenses
- Non-linear exploration
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Stranded by a breakdown, you explore a nearby abandonded house only to find that you are not alone. A creature not of this world lairs within the walls. As the sun goes down, so do your odds against the Shadow Horror. • Solve puzzles and mysteries. • Name the horror that lurks. • Author's commentary and game-plus content. • Explore entirely at your discretion. • Improvise weapons and defenses. • You don't have to go into the house.
DriveThruRPG Library
Easily sync and organize your entire collection of RPG files on your mobile device. Keep your digital library updated automatically and access any file with your preferred viewer. Access purchases from various OneBookShelf sites.
- Sync entire library to device
- Organize by publisher/rule system
- Custom collection organization
- Automatic file updates
- Open files in favorite viewer
- Access OneBookShelf purchases
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This app allows you to sync your DriveThruRPG Library easily to your mobile device and keep it organized for easy access. - Sync your entire Library to your device easily. - Organize all of your RPG files by publisher and/or by rule system. - Organize your library using custom Collections that you define. - Automatically keep your files up to date. When you run a Library sync in the app, it can download new files for any titles that publishers have updated since your last download. - Click to Open any file in your favorite viewer. - Get files you've purchased at any OneBookShelf site, including DriveThruRPG, RPGNow, WargameVault, DMsGuild, DriveThruComics, DriveThruFiction, and more.
Screenshots
Verdict
The clearest difference is price: DriveThruRPG Library at Free against The Shadow Horror's $7.99. DriveThruRPG Library also leads on ads (none vs shown) and ratings volume (31 vs 5). The Shadow Horror's advantage is review sentiment (67% vs 29%) and rating (3.4 vs 3.1). On in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
DriveThruRPG Library is free to download; The Shadow Horror costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.
The Shadow Horror holds the better App Store score, 3.4 against 3.1. That said, the two scores are not equally well evidenced: DriveThruRPG Library has 31 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 67% of The Shadow Horror's written reviews are positive against 29% of DriveThruRPG Library's.
The Shadow Horror ships an update every 2 months, DriveThruRPG Library every 9 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | The Shadow Horror | DriveThruRPG Library |
|---|---|---|
| Price | $7.99 | Free — better |
| Rating | 3.4 (5 ratings) — better | 3.1 (31 ratings) |
| Positive reviews | 66.7% of reviews — better | 29.2% of reviews |
| Number of ratings | 5 | 31 — better |
| Update frequency | Every 2 months — better | Every 9 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 14.5 |
| Further details — not scored | ||
| Size | 32 MB | 49 MB |
| Age rating | 12+ | 12+ |
| Developer | Hosted Games LLC | OneBookShelf, Inc. |
Customer experience
The Shadow Horror
DriveThruRPG Library
Bugs and requests
The Shadow Horror
Not enough reviews yet to summarise bugs or requests.
DriveThruRPG Library
Reported bugs
65 issues- App flashes logo and crashes
- App won't launch
- App crashes on start
- Login doesn't work
- Syncing problem
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- Downloads not going when not focused
- Occasional trouble downloading
- Continually shows error in downloading process
- Endless errors and failed downloads
- App won't open on iPad Air 2
- Pinch-zooming behaves oddly
- Pages load when on-screen, cache cleared when off-screen
- Latest update causes crashing on start
- Newest version doesn't start on iOS 15.8.5
- Struggle to download library on iOS
- Cannot open files on iPad
- Tapping title just selects/unselects
- No button or option to open PDF
- Internal server error on login
- Network errors
- App hangs
- Says not connected to internet
- Failed to create collections
- Refuses to sync
- Error refreshing library
- Invalid server response
- Problems with synchronization
- Thumbnails almost never load
- App thinks I'm not connected to the internet
- No response from developer
- Advertising app that doesn't work
- Error stating to check internet connection
- Error has existed for quite some time
- Constantly getting error saying there's no internet
- Always errors no matter what Wi-Fi
- Complains about Internet connection when other apps work
- Message to check internet connection
- Won't synch
- Login is weird, email+password didn't work
- Login not possible
- Files organised by publisher is not useful
- Interface not re-sizeable
- Navigation poor; returns to start of list
- Selecting multiple titles doesn't de-select automatically
- Collections duplicating
- Deleting duplicated collection deletes all instances
- Collections need to be more visible
- No horizontal page swipe controls
- Does not use the Files app
- UI doesn't use built-in iPadOS features
- Cannot find way to customize download folder
- Overall UI not intuitive
- Collections does not work
- Pop up error when creating collections
- Logged in to a library with only one title
- Getting duplicates and triplicates of books
- App is totally broken
- Downloads random things, not well built
- No progress indicators for downloading
- Not designed for portrait mode
- Doesn't provide a way to open downloaded files in choice of PDF reader
- Doesn't provide a way to use modern file management tools
- Uses built-in minimal PDF viewer tools
- No bookmarking, annotations, or other rich interaction
- No means for extracting/viewing contents of zips
Requested features
25 requests- Add landscape for iPhones
- Add notification or live activity for downloads
- Add iCloud storage option for MacOS/iPad
- Add bookmarking system
- Add horizontal page swipe controls
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- Allow choosing download location
- Integrate with Files app
- Support zip files
- Support extracting zip files
- Add a clear button to the search bar
- Improve filtering options
- Add a dark mode option
- Improve PDF viewer functionality
- Allow shop access within the app
- Filter by shop filters
- Remember position in a book
- Improve UI to follow Apple's standards
- Allow customization of download folder
- Add a phone version
- Improve navigation to avoid returning to start of list
- Make collections more visible
- Filter for uncollected titles
- Manage collections from web interface
- Add ability to move from top of list to bottom
- Fix duplicate book entries
In-app purchases
The Shadow Horror
No in-app purchases
DriveThruRPG Library
No in-app purchases
Questions
Is The Shadow Horror free?
Is DriveThruRPG Library free?
Which has better reviews, The Shadow Horror or DriveThruRPG Library?
Do The Shadow Horror or DriveThruRPG Library have ads?
Which is updated more often, The Shadow Horror or DriveThruRPG Library?
Other comparisons
