Comparison

Strongbox Zero vs LocalOne Vault

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

Head to head
About

Strongbox Zero

This app securely stores and protects your passwords with a master password. It supports open-source formats and offers advanced security features like biometric unlock and hardware token protection. It's designed for users who prefer a local-only password management solution.

Highlights
  • Local-only password storage
  • Biometric and PIN unlock
  • YubiKey hardware token protection
  • Military-grade cryptography
  • Password auditing for weak passwords
  • Secure document attachment viewer
  • Import/Export via Files app and Email
Features
Read full description

Strongbox Zero is a version of the well known and loved Strongbox with all of the networking code and as many third party libraries stripped out as we could! Think of it as the Drag Racer version of Strongbox! If you're a fan of Local Only password managers this could be the right choice for you. We recommend you get to know (and love!) the regular Strongbox first through the Freemium app. Once you're happy and sure you want to go local only, go for Strongbox Zero... Strongbox Zero is an application for keeping all your passwords safely stored and protected by one master password. Supporting the open source Password Safe and KeePass formats. *** Features *** - Face ID/Touch ID Unlock for the ultimate in convenience, security and speed. - PIN Code Unlock with a Duress PIN option for those tricky situations. - YubiKey protection - secure your databases with a hardware token. - Secure - protected by time tested military grade cryptography. - Private - Isolated In-App attachments viewer for your sensitive documents, photos & videos. - Audit your passwords - Automatically check your database for weak passwords - Search your entire set of passwords and secrets instantly and powerfully, with deep search. Autocomplete new entries, and auto generate secure passwords. - Compatible - Import/Export by Files app, Email, CSV, iTunes File Sharing - Standards compliant - using the time tested Password Safe and KeePass formats so you can import any existing password safe you have. - Features galore - Incredibly configurable password generation including Diceware (XKCD) & regular passwords. - Timed Auto Clear Clipboard. - Entry History. - KeePass Field References, Tags & Custom Icons. - Two Factor Authentication codes (TOTP) - QR Code, Steam & Manual. --------------------------------------------------------------------- • Payment will be charged to iTunes Account at confirmation of purchase • Strongbox Privacy Policy may be found here: https://strongboxsafe.com/privacy-policy/ • Strongbox Terms of Use may be found here: https://strongboxsafe.com/terms/

About

LocalOne Vault

Securely store and organize private images directly on your device. This app offers a one-time purchase for lifetime access, with no subscriptions or ads. Your photos are encrypted and never leave your phone, ensuring maximum privacy and control.

Highlights
  • 100% offline photo storage
  • One-time payment, no subscriptions
  • Encrypted vault for privacy
  • Fast, native user interface
  • PIN code protection
  • Automatic locking
  • Easy photo export
Features
Read full description

LocalOneVault — $1, Forever LocalOneVault is the lightweight, 100% offline photo vault that keeps your private images exactly where they belong: on your device. -One-Time Payment Pay once, use forever. No subscriptions, no ads, no tracking. -Private by Design Your photo vault is encrypted. Your photos never leave your iPhone. -Fast, Native UI Add, view, and organize your photos in a clean, distraction-free interface. -Quick Unlock Secure your vault with a 4- to 6-digit PIN. -Safety First Auto-locks when your device sleeps. Forget your PIN? We can’t help, only you hold the key. -Easy Backup Export your photos to your device’s photo library at any time. Why trust your private photos to the cloud when you can keep them local, private, and yours alone? Download LocalOneVault today and own your privacy, forever.

Screenshots

Strongbox Zero4 screens
LocalOne Vault4 screens

Verdict

The call

The clearest difference is price: LocalOne Vault at $0.99 against Strongbox Zero's $99.99. LocalOne Vault also leads on rating (5.0 vs 4.3) and review sentiment (100% vs 75%). Strongbox Zero's advantage is update cadence (every 2 weeks vs every 3 months) and ratings volume (21 vs 2). On ads, in-app purchases, monetization model and iOS requirement 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

Strongbox Zero costs $99.99 and LocalOne Vault $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

LocalOne Vault holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Strongbox Zero has 21 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 75% of Strongbox Zero's written reviews are positive against 100% of LocalOne Vault's.

UpkeepUpdate frequency

Strongbox Zero ships an update every 2 weeks, LocalOne Vault every 3 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

Scorecard7 real differences · 4 level
Strongbox Zero versus LocalOne Vault: the parameters behind the verdict, then further details
ParameterStrongbox ZeroLocalOne Vault
Price$99.99$0.99 — better
Rating4.3 (21 ratings)5.0 (2 ratings) — better
Positive reviews75.0% of reviews100.0% of reviews — better
Number of ratings21 — better2
Update frequencyEvery 2 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
Best chart rank—#154 — better
DevicesiPhone, iPad, iPod, Mac, Apple Watch — betteriPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size96 MB25 MB
Age rating4+4+
DeveloperPhoebe Code LimitedMEHDI SQALLI

Customer experience

Strongbox Zero

All ratings21 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews20 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

LocalOne Vault

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Strongbox Zero

No in-app purchases

None

LocalOne Vault

No in-app purchases

Questions

Is Strongbox Zero free?
Strongbox Zero costs $99.99, with no in-app purchases.
Is LocalOne Vault free?
LocalOne Vault costs $0.99, with no in-app purchases.
Which has better reviews, Strongbox Zero or LocalOne Vault?
LocalOne Vault is rated higher. Strongbox Zero averages 4.3 out of 5 from 21 ratings, while LocalOne Vault averages 5.0 from 2 ratings.
Do Strongbox Zero or LocalOne Vault have ads?
Neither Strongbox Zero nor LocalOne Vault shows ads.
Which is updated more often, Strongbox Zero or LocalOne Vault?
Strongbox Zero ships an update every 2 weeks, and LocalOne Vault every 3 months. Most recently, Strongbox Zero was updated on November 3, 2026 and LocalOne Vault on November 8, 2026.

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