Comparison

eSmartLock vs Master Lock Vault Home

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

eSmartLock

This smart lock app offers keyless entry and secure access control, eliminating the need for traditional keys. It integrates with smart devices for convenient management of your home's security.

Highlights
  • Keyless entry
  • Secure access control
  • Smart device integration
  • Fingerprint unlock
  • Apple Watch integration
Features
Read full description

eSmartLock is a smart lock mobile client software, which is close to life. Get rid of the constraints of traditional keys and avoid the hassle of losing keys.

About

Master Lock Vault Home

Manage your smart locks with your smartphone. Unlock, lock, and share access with digital keys and temporary codes. Receive low battery notifications and review a detailed history log of all lock activity.

Highlights
  • Smartphone as digital key
  • Share access with guests
  • Temporary access codes
  • Low battery notifications
  • 90-day activity history log
  • Multiple unlock modes
Read full description

Master Lock® Vault eLocks has been enhanced and redesigned as Master Lock® Vault Home Your smartphone is the key to your padlock and lockbox – no more forgotten combos! Enjoy speed & ease of use, share access, have greater control with temporary keys/codes, low battery notifications and a 90-day history log. With a Bluetooth Smart-enabled device, you and your guests can unlock & lock your Master Lock Bluetooth Smart-enabled padlock using digital, encrypted “keys”. If you don’t have your phone with you, or you need to share temporary access with someone, the lock can be opened using a code entered on the lock keypad. In default Wake Mode, the lock unlocks upon pressing any button on the lock when your phone is with you. Optional Wake + Tap Mode, adds security by requiring the user to wake the lock and press a button on their phone to unlock the lock. The lock owner can easily add and remove guests and schedule guest access to 24/7 or time-limited access. Disabled Mode allows for maintaining a locked state while the phone is stored inside of a locker. The lock history log captures lock registration; unlock, open and relock activity; unlock method (via Bluetooth Smart-enabled device or directional code); date, time and user (if known); guest invitations, acceptances, access revocations; lock keypad tamper alerts; low battery alerts; Primary Code changes; settings changes (Automatic Relock Time, Unlock Mode, Time Zone); reset keys activity and firmware updates. The lock batteries are replaceable and can be jumped with an external battery if the battery dies in the locked position. Migrate your locks from your Master Lock Vault eLocks account to your new Home account using the Master Lock Vault Home app.

Screenshots

eSmartLock4 screens
Master Lock Vault Home3 screens

Verdict

The call

The clearest difference is rating: Master Lock Vault Home at 4.7 against eSmartLock's 2.3. Master Lock Vault Home also leads on in-app purchases (none vs 3) and ratings volume (3.8K vs 159). eSmartLock's advantage is iOS requirement (13.0 vs 16.0). On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. eSmartLock sells 3 one-off in-app purchases. Master Lock Vault Home asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Master Lock Vault Home holds the better App Store score, 4.7 against 2.3. That said, the two scores are not equally well evidenced: Master Lock Vault Home has 3.8K ratings behind it against 159, so its average is the more settled of the two. Written reviews point the same way: 32% of eSmartLock's written reviews are positive against 44% of Master Lock Vault Home's.

UpkeepUpdate frequency

eSmartLock ships an update every 2 months, Master Lock Vault Home every 3 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

Scorecard6 real differences · 4 level
eSmartLock versus Master Lock Vault Home: the parameters behind the verdict, then further details
ParametereSmartLockMaster Lock Vault Home
PriceFreeFree
Rating2.3 (159 ratings)4.7 (3.8K ratings) — better
Positive reviews31.8% of reviews44.4% of reviews — better
Number of ratings1593.8K — better
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS13.0 — better16.0
Further details — not scored
Size67 MB25 MB
Age rating4+4+
DeveloperShenzhen Elink Smart Co., Ltd.Master Lock Company, LLC.

Customer experience

eSmartLock

All ratings159 ratings
Positive27.7%
Neutral7.5%
Negative64.8%
Written reviews148 reviews
Positive31.8%
Neutral8.1%
Negative60.1%

Master Lock Vault Home

All ratings3,394 ratings
Positive91.9%
Neutral2.7%
Negative5.4%
Written reviews117 reviews
Positive44.4%
Neutral11.1%
Negative44.4%

User reviews

eSmartLock

From 159 App Store ratings

What we love

  • 👍 Fingerprint unlock works reliably
  • 🔒 Secure access control
  • ⚡ Quick setup once working
  • 📱 Apple Watch integration available
  • 🔋 Long battery life

Room to improve

  • 🐛 Registration process extremely problematic
  • 🐛 Bluetooth connectivity issues and frequent disconnections
  • 📵 App crashes and won't load
  • 🔐 Mandatory account registration required
  • ❌ Poor user experience and confusing navigation

Master Lock Vault Home

From 3.8K App Store ratings

What we love

  • 🚀 Easy to use
  • 🔒 Secure access
  • 👍 Convenient features
  • 🚀 Straightforward setup
  • 👍 Reliable performance

Room to improve

  • 🐛 Connectivity issues
  • 🔒 Limited security options
  • 🔋 Battery life concerns
  • 👎 Confusing instructions
  • 🐛 Compatibility problems

Bugs and requests

eSmartLock

Reported bugs

19 issues
  • Cannot complete registration - password validation fails
  • App won't accept valid passwords meeting stated requirements
  • Bluetooth disconnects within seconds of connection
  • Lock icon displays incorrect state (always shows unlocked)
  • Fingerprint reader fails to save or update fingerprints
Show 14 more
  • App loses connection to lock randomly
  • User management section disappears from app
  • Cards stop working after app download
  • Card reconnection function doesn't work
  • Watch app stays in 'connecting' state indefinitely
  • App won't load past opening screen
  • Fingerprint placement sensitivity too strict
  • Power-saving mode popup appears in Chinese despite English selection
  • Cannot create new user accounts
  • Password reset and account recovery broken
  • Logout doesn't clear stored credentials
  • Keyboard input issues in password/security question fields
  • Bluetooth pairing fails after initial setup
  • Lock won't recognize fingerprints in rain or when wet

Requested features

12 requests
  • Apple Watch standalone app without phone requirement
  • Widget integration for quick access
  • Apple Home integration
  • Single-button unlock without opening app
  • Account password reset functionality
Show 7 more
  • Battery level indicator in app
  • Ability to keep door unlocked without complex scheduling
  • Remote access to activity logs without physical lock
  • Improved Bluetooth range
  • QR code sharing for easy user addition
  • Account sharing between family members
  • Siri control on Apple Watch

Master Lock Vault Home

Reported bugs

5 issues
  • Temporary codes not working as expected
  • Inconsistent lock status updates
  • Activation code/device ID issues
  • Bluetooth connection failures
  • Unexpected lock unlocking

Requested features

5 requests
  • Apple Watch app integration
  • Customizable access schedules
  • Detailed usage reporting
  • Remote access and management
  • Improved guest management

In-app purchases

3 purchases

eSmartLock

One-time3
  • Cloud Storage 30-day (7)$1.99
  • Cloud Storage 180-day (7)$6.99
  • Cloud Storage 360-day (7)$9.99
None

Master Lock Vault Home

No in-app purchases

Questions

Is eSmartLock free?
eSmartLock is free to download, with in-app purchases available.
Is Master Lock Vault Home free?
Master Lock Vault Home is free to download, with no in-app purchases.
Which has better reviews, eSmartLock or Master Lock Vault Home?
Master Lock Vault Home is rated higher. eSmartLock averages 2.3 out of 5 from 159 ratings, while Master Lock Vault Home averages 4.7 from 3.8K ratings.
Do eSmartLock or Master Lock Vault Home have ads?
Neither eSmartLock nor Master Lock Vault Home shows ads.
Which is updated more often, eSmartLock or Master Lock Vault Home?
eSmartLock ships an update every 2 months, and Master Lock Vault Home every 3 months. Most recently, eSmartLock was updated on November 6, 2026 and Master Lock Vault Home on November 7, 2026.

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