Comparison

Nold Open Bluetooth Controller 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

Nold Open Bluetooth Controller

This app allows you to control Nold Open Bluetooth devices, replacing physical keys and remotes with virtual ones on your phone. Easily share access, set time limitations, and track usage for various electronic locks and systems.

Highlights
  • Replace physical keys with virtual keys
  • Share access with guests
  • Set time-limited access
  • Track access activity
  • Manage devices and guests in Nold Cloud
  • Compatible with major gate opener brands
Features
Read full description

This free iOS application controls Nold Open, a small and secure Bluetooth compatible device, which connects to any kind of electronic locks: garage door or gate openers, door locks, barriers, alarm systems, pool covers and more. Connect Nold Open to your existing device and you can replace all your remotes with virtual keys on your phone! Nold can help you to: • Replace your existing keys, remotes, keycards, and keypads with your phone • Share access easily with your guests, without copying physical keys or buying additional remotes • Set time limitation or revoke access by one click anytime you want! • Customize your email invitation sent to your guests! • Track who and when used your doors in the Activity feed. • Create a modern, easy-to-use access control system for offices, apartments, and communities • Manage all of your devices and guests in Nold Cloud, an easy to use, browser-based application Nold Open is compatible with most of the gate opener brands such as Hörmann, Beninca, Chamberlain, Nice etc.

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

Nold Open Bluetooth Controller3 screens
Master Lock Vault Home3 screens

Verdict

The call

The clearest difference is rating: Master Lock Vault Home at 4.7 against Nold Open Bluetooth Controller's 2.3. Master Lock Vault Home also leads on ratings volume (3.8K vs 7) and review sentiment (44% vs 22%). Nold Open Bluetooth Controller's advantage is update cadence (monthly vs every 3 months) and iOS requirement (9.3 vs 16.0). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

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 7, so its average is the more settled of the two. Written reviews point the same way: 22% of Nold Open Bluetooth Controller's written reviews are positive against 44% of Master Lock Vault Home's.

UpkeepUpdate frequency

Nold Open Bluetooth Controller ships an update monthly, Master Lock Vault Home every 3 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

Scorecard5 real differences · 5 level
Nold Open Bluetooth Controller versus Master Lock Vault Home: the parameters behind the verdict, then further details
ParameterNold Open Bluetooth ControllerMaster Lock Vault Home
PriceFreeFree
Rating2.3 (7 ratings)4.7 (3.8K ratings) — better
Positive reviews21.7% of reviews44.4% of reviews — better
Number of ratings73.8K — better
Update frequencyMonthly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS9.3 — better16.0
Further details — not scored
Size23 MB25 MB
Age rating4+4+
DeveloperNold Technologies KftMaster Lock Company, LLC.

Customer experience

Nold Open Bluetooth Controller

All ratings7 ratings
Positive28.6%
Neutral0.0%
Negative71.4%
Written reviews23 reviews
Positive21.7%
Neutral21.7%
Negative56.5%

Master Lock Vault Home

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

Bugs and requests

Nold Open Bluetooth Controller

Not enough reviews yet to summarise bugs or requests.

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

None

Nold Open Bluetooth Controller

No in-app purchases

None

Master Lock Vault Home

No in-app purchases

Questions

Is Nold Open Bluetooth Controller free?
Nold Open Bluetooth Controller is free to download, with no in-app purchases.
Is Master Lock Vault Home free?
Master Lock Vault Home is free to download, with no in-app purchases.
Which has better reviews, Nold Open Bluetooth Controller or Master Lock Vault Home?
Master Lock Vault Home is rated higher. Nold Open Bluetooth Controller averages 2.3 out of 5 from 7 ratings, while Master Lock Vault Home averages 4.7 from 3.8K ratings.
Do Nold Open Bluetooth Controller or Master Lock Vault Home have ads?
Neither Nold Open Bluetooth Controller nor Master Lock Vault Home shows ads.
Which is updated more often, Nold Open Bluetooth Controller or Master Lock Vault Home?
Nold Open Bluetooth Controller ships an update monthly, and Master Lock Vault Home every 3 months. Most recently, Nold Open Bluetooth Controller was updated on October 24, 2026 and Master Lock Vault Home on October 29, 2026.

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