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58
BU Score
Solid

Hidey Hole (Wallpapers for Gal

4.0 ✍️ Editor
✍️ bumetric analysis

Hidey Hole (Wallpapers for Gal is an Android app from Chainfire in the Personalization category, currently rated 4.0★ across 3,757 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.

Our BU Score puts it at 58: Solid (established niche player). For a Personalization app, that means established niche player.

Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.

📊 Performance Tracking LIVE

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Forecast Revenue / mo
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💰 Forecast Revenue / mo

MODEL
Revenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
Low install base (3,757 ratings)METRIC
+$1,500
Good rating (4.0★)METRIC
+$800
Established app (7y old)METRIC
+$800
Ad-supported / freemiumMETRIC
+$600
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📈 Reviews Growth

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE
Average rating evolution. Updates with each new review batch.

🗓️ Snapshot Timeline

HISTORY
Each bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →
🔖 v1.03🔄 updated 7y ago📂 Personalization💰 Free🚀 Launched 2019 (7y old)

📝 About this app

Hidey Hole is an app that aggregates wallpapers for the Samsung Galaxy S10 family of devices (S10/S10e/S10+), primarily those that are made to obscure the camera cutout (hiding the hole).

It will crash (wont-fix) on any other device!

I have no hand in the wallpapers themselves, those are made/posted by users in the <a href="https://www.google.com/url?q=https%3A%2F%2Fwww.reddit.com%2Fr%2FS10wallpapers%2F&sa=D&sntz=1&usg=AOvVaw1ar0NMh7Ba0vNtMCg2Sw_N">/r/S10wallpapers sub on Reddit</a>.
This app has a <a href="https://www.google.com/url?q=https%3A%2F%2Fwww.reddit.com%2Fr%2FS10wallpapers%2Fcomments%2Fb1ydyh%2Fhidey_hole_an_app_for_this_sub%2F&sa=D&sntz=1&usg=AOvVaw2KmmVom5ERtmK72fqgJkn6">Reddit thread</a> as well.

The wallpapers are synced from the /r/S10wallpapers sub every hour, and from <a href="https://www.google.com/url?q=https%3A%2F%2Fwww.galaxys10wallpapers.com%2F&sa=D&sntz=1&usg=AOvVaw15pYcAcVMzCinW4leOufiY">Galaxy S10 Wallpapers</a> every six hours.

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Of course downloading wallpapers manually and setting them as wallpaper is easy, and do you really need yet another wallpaper app? But I personally also like to slightly adjust them. For example, I usually turn down the brightness a bit to make text on the home-/lockscreen better readable, so that feature is in the app. Other adjustments include contrast, blackpoint, and saturation.

The hole thing with these devices intrigues me as well. So I wanted to know if I could determine in code where they were, and auto-realign/scale images made for one model to another. While the cameras are close to each-other, they don't overlap exactly, and this discrepancy shows when using an image made for one device on another (out of sync hole). Works pretty well on S10/S10E, leaves something to be desired on the S10+.
The algorithm is generic so support for more devices should be easy to add. (This idea is really what led me to build this, might as well release it now I've satisfied my curiosity).

As an example of the above, the height of the cutout on the S10+ is a little bit less than that of the S10. When using an S10+ image on the S10, you still get a curve of missing pixels below the cutout. This realign/scale feature slightly zooms and offsets the image, so the holes align.

<h1>Features</h1>

- Browse holey images

- Set homescreen / lockscreen / both wallpapers

- Image adjustments: brightness, contrast, blackpoint, saturation

- Image scaling: align the image's hole to your current device

- Sorting by new or popular

- Device filtering

- Category filtering

- Download wallpapers

<h1>Notes</h1>

The scraper takes all images from the sub that have a dedicated post that directly links to it. Only reddit and imgur links are currently supported. Minimum width is 640 pixels, and the aspect ratio has to be just right.

I might add scraping the comments at some point, but this is not currently done.

The category a wallpaper ends up in is decided by the flair of the post.

A lot of recent images include the phone's frame. While those work fine on the exact device they were meant for, they do not rescale well to other devices. (And IMHO it doesn't look good, but that's just my opinion you are free to completely ignore).

<h1>Freedom!</h1>

This app is free, without in-app purchases, without ads, without tracking (other than popularity of wallpapers), but *with* GPLv3 <a href="https://www.google.com/url?q=https%3A%2F%2Fgithub.com%2FChainfire%2FHideyHole&sa=D&sntz=1&usg=AOvVaw3yoQ_Va27RKp6C45a7NkqA">sauce</a>. The backend has <a href="https://www.google.com/url?q=https%3A%2F%2Fgithub.com%2FChainfire%2FHideyHole-Backend&sa=D&sntz=1&usg=AOvVaw2SYQFiEJCAegb-IBla1mHd">sauce</a> too!

<h1>Feedback</h1>

Either leave a review on Play that I probably won't read, comment in the <a href="https://www.google.com/url?q=https%3A%2F%2Fwww.reddit.com%2Fr%2FS10wallpapers%2Fcomments%2Fb1ydyh%2Fhidey_hole_an_app_for_this_sub%2F&sa=D&sntz=1&usg=AOvVaw2KmmVom5ERtmK72fqgJkn6">Reddit thread</a>, or submit to the <a href="https://www.google.com/url?q=https%3A%2F%2Fgithub.com%2FChainfire%2FHideyHole%2Fissues&sa=D&sntz=1&usg=AOvVaw09z13C-hQpzClbxMvX-BoP">GitHub issue tracker</a>

<h1>Motion effect</h1>

Holey wallpapers don't play nice with the motion effect. The app does not have sufficient rights to adjust this setting. To disable it, in your home screen, first apply one of Samsung's wallpapers, which allows you to deselect <i>Motion effect</i>. Then go back to using <i>Hidey Hole</i>.

It can be done through <i>adb shell</i> with <i>settings put system wallpaper_tilt_status 0</i>.

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name
Hidey Hole (Wallpapers for Gal
Developer
Chainfire
Bundle ID
eu.chainfire.hideyhole
App Store URL
Open in App Store
Category
Personalization
Content rating
Not found
Languages
Not found

Company

Website
www.chainfire.eu
Tagline
Not found
Description
Not found
Founded
Not found
HQ / Address
Not found
Employees
Not found
Logo
Not found

Revenue

Verified revenue / mo
Not found
AI revenue estimate / mo
Not found
AI annual estimate
Not found
ML model estimate / mo
$847/mo
Top-grossing rank
Not found
All-time revenue
Not found
Pricing
Not found

Founder

Name
Not found
X / Twitter
Not found
LinkedIn
Not found
GitHub
Not found
X followers
Not found
Public statements
Not found

Funding

Total raised
Not found
Last round
Not found
Investors
Not found
Crunchbase
Not found
AngelList
Not found

Press & Links

Articles found
Not found
Listed on
Not found
Blog
Not found
Press / News
Not found

Contacts & Socials

Socials
Not found
Email
Not found
Phone
Not found
Contact page
Not found
About page
Not found
📈Ratings growth3,757 ratings+32% lifetimeShow 3-year history estimate ▾May 2023Dec 2024May 2026
Tracked (1 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.

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Full revenue analysis
Read the article-style breakdown for Hidey Hole (Wallpapers for Gal: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
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