
74
BU Score
Strong
Door Lock Screen
βοΈ bumetric analysis
“
Door Lock Screen is an Android app from Q Locker in the Personalization category, currently rated 4.6β across 40,056 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Our BU Score puts it at 74: Strong (healthy traction). For a Personalization app, that means healthy traction.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
π Performance Tracking LIVE
Loadingβ¦
Rating
β
Reviews
β
Forecast Revenue / mo
β
Snapshots tracked
0
since first record
Range:
π° Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
π¬Forecast Breakdown β Why This Estimate?Top 3 of 3 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mid install base (40,056 ratings)METRIC | +$5,500 | |
| Excellent rating (4.6β )METRIC | +$2,200 | |
| Ad-supported / freemiumMETRIC | +$600 |
METRIC = structural app data Β· REVIEW = mined from user reviews Β· β VERIFIED = Stripe-verified anchor (TrustMRR)
π Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
β Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
ποΈ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
π v5.64π updated 3mo agoπ Personalizationπ° Free
π About this app
π <b>15+ HD door themes</b>
Single door themes
Double door themes
Keypad door themes
Keypad themes
Door themes lock screen
π <b>Best door simulator</b>
3 door sounds: lock, unlock & open door sounds
Smooth door open & close animations
Authentic door light & shadow
Drag, swipe, slide to open the door
π <b>Security</b>
Enter PIN to open the door & unlock your phone
Enter PIN to turn off locker
4~8-digit PINs
Secure PIN door lock screen
π <b>Intruder Selfie</b>
Snaps a secret photo of intruder who entered wrong PINs or fingerprints
Send intruder photo directly in your email inbox
Show intruder notification on unlock
Show date and time on intruder photo
Custom intruder wrong attempts
Intruder selfie door lock screen
π <b>Advanced</b>
Switch between dark & light theme
Lock notification bar:
Stop notification drawer from being pulled down on lock screen.
Unlock notification bar:
Allow users to pull down notification drawer on lock screen to access quick settings like flashlight.
<b>FAQ</b>
β How does it work?
A: When your phone is locked by Door Lock Screen, swipe from right to left for single door themes, or swipe horizontally for double door themes, to open the door and unlock your phone.
If PIN lock is enabled, please enter the PIN first to unlock your phone.
β Why doesn't intruder selfie work?
Please add a PIN first to enable intruder selfie
Please turn on Storage & Camera permissions first to enable intruder selfie
Download Door Lock Screen now, open the door, unlock your phone, or enter PIN to unlock your phone.
This app uses Accessibility API to keep the lock screen secure during phone calls. No data is collected or shared.
Single door themes
Double door themes
Keypad door themes
Keypad themes
Door themes lock screen
π <b>Best door simulator</b>
3 door sounds: lock, unlock & open door sounds
Smooth door open & close animations
Authentic door light & shadow
Drag, swipe, slide to open the door
π <b>Security</b>
Enter PIN to open the door & unlock your phone
Enter PIN to turn off locker
4~8-digit PINs
Secure PIN door lock screen
π <b>Intruder Selfie</b>
Snaps a secret photo of intruder who entered wrong PINs or fingerprints
Send intruder photo directly in your email inbox
Show intruder notification on unlock
Show date and time on intruder photo
Custom intruder wrong attempts
Intruder selfie door lock screen
π <b>Advanced</b>
Switch between dark & light theme
Lock notification bar:
Stop notification drawer from being pulled down on lock screen.
Unlock notification bar:
Allow users to pull down notification drawer on lock screen to access quick settings like flashlight.
<b>FAQ</b>
β How does it work?
A: When your phone is locked by Door Lock Screen, swipe from right to left for single door themes, or swipe horizontally for double door themes, to open the door and unlock your phone.
If PIN lock is enabled, please enter the PIN first to unlock your phone.
β Why doesn't intruder selfie work?
Please add a PIN first to enable intruder selfie
Please turn on Storage & Camera permissions first to enable intruder selfie
Download Door Lock Screen now, open the door, unlock your phone, or enter PIN to unlock your phone.
This app uses Accessibility API to keep the lock screen secure during phone calls. No data is collected or shared.
Profile & Insights
Everything we know β and don't β about this app and its company.
Identification
- App name
- Door Lock Screen
- Developer
- Q Locker
- Bundle ID
- qt.door
- App Store URL
- Open in App Store
- Category
- Personalization
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- Not found
- 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
- $1.9K/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- Not found
- 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
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" β additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.




