Comparison

Strongbox vs Locker Password Manager

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

Head to head
About

Strongbox

Securely store and manage all your passwords with one master password. Supports open-source formats and offers advanced security features like biometric unlock and YubiKey protection. Includes password auditing and cloud syncing for easy access.

Highlights
  • Biometric unlock (Face ID/Touch ID)
  • Passkey support
  • YubiKey protection
  • Password auditing (Have I Been Pwned?)
  • Cloud syncing (iCloud, Dropbox, Google Drive)
  • Secure password generation
  • TOTP Two Factor Authentication codes
Features
Read full description

Strongbox 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. - Passkey support - The latest, most convenient and most secure authentication method (passkeys). - 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 password including a 'Have I Been Pwned?' check. - Cloud Support, so you can access your cloud safes using iCloud, Dropbox, OneDrive, Google Drive, WebDAV or SFTP even when offline. Use the built in Files app for many other storage options or store them securely only on your local device. You choose your storage. - 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 or use cloud storage. - 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 Icon & FavIcons (including automatic search & download). - Two Factor Authentication codes (TOTP) - QR Code, Steam & Manual. *** Strongbox is Freemium *** This means that Strongbox is free with a basic feature set, but if you like there are enhanced Pro features too. You can opt-in to a 90 day Free Trial of all the Pro features if you like, no obligations, but most find the Free version perfectly adequate. --------------------------------------------------------------------- • Strongbox provides In-App Purchases (both auto renewable subscriptions and one-off non-consumable) for Pro versions of the App • An outright/upfront (i.e. non In-App Purchase) option exists also, please see the Strongbox website for details. • Subscriptions are auto renewable with recurring billing. Cancel anytime. • The time period of the subscriptions are monthly, 3-monthly or yearly at users discretion • The user can also choose to purchase a 'Lifetime' one-off Pro version of the App • Payment will be charged to iTunes Account at confirmation of purchase • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period • Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable • 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

Locker Password Manager

Securely store and manage your sensitive information, including passwords, notes, and payment cards. This cross-platform vault offers robust security with military-grade encryption and zero-knowledge architecture. Enjoy seamless syncing across devices and offline access to your data.

Highlights
  • Password management
  • Secure notes
  • Payment card storage
  • Password autofill
  • Cross-platform syncing
  • Offline mode
  • Military-grade encryption
Read full description

Locker is a cross-platform vault that helps users secure sensitive data such as logins and passwords, secret notes, payment cards, and online identities. It also offers additional features to enhance your browsing experiences like password autofill, item sharing, and more. Why choose Locker over other password managers? 1. Security Locker uses military-grade encryption to secure your data. AES-256bit encryption combined with PBKDF2 and RSA algorithm makes your data un-crackable. Your vault is encrypted with a Master Password, which is the only key to decrypt your data. 2. Privacy & Transparency Your Master Password is only yours. Nobody, even us, can see your Master Password thanks to Zero-knowledge architecture and End-to-end encryption. Locker is an open-source product. Everyone can inspect its source code. We believe transparency is the key to better security. 3. Unlimited Sync Once you add, edit, remove items in your Locker on a device, the data will be synced across all other devices. 4. Bring Your Passwords with You With Offline Mode, you can use Locker anywhere, anytime, even when your phone is not connected to the internet. No more password hassle. Free Your Mind. Install Locker. *Data is encrypted before leaving the current device. **Offline Mode is only available on Locker mobile application. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Strongbox4 screens
Locker Password Manager4 screens

Verdict

The call

The clearest difference is ratings volume: Strongbox at 4.1K against Locker Password Manager's 13. Strongbox also leads on rating (4.7 vs 4.5) and review sentiment (84% vs 71%). On price, update cadence, ads and in-app purchases 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. Strongbox sells 12 in-app purchases, starting at $2.99 per month and Locker Password Manager sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Strongbox holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Strongbox has 4.1K ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 84% of Strongbox's written reviews are positive against 71% of Locker Password Manager's.

UpkeepUpdate frequency

Strongbox ships an update fortnightly, Locker Password Manager every 3 weeks. The most recent releases landed on September 24, 2026 and August 29, 2026 respectively.

Scorecard4 real differences · 6 level
Strongbox versus Locker Password Manager: the parameters behind the verdict, then further details
ParameterStrongboxLocker Password Manager
PriceFreeFree
Rating4.7 (4.1K ratings) — better4.5 (13 ratings)
Positive reviews83.8% of reviews — better71.4% of reviews
Number of ratings4.1K — better13
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size145 MB68 MB
Age rating4+4+
DeveloperPhoebe Code LimitedVIET NAM CYSTACK JOINT STOCK COMPANY

Customer experience

Strongbox

All ratings4,065 ratings
Positive94.1%
Neutral1.8%
Negative4.1%
Written reviews561 reviews
Positive83.8%
Neutral4.3%
Negative11.9%

Locker Password Manager

All ratings13 ratings
Positive84.6%
Neutral7.7%
Negative7.7%
Written reviews7 reviews
Positive71.4%
Neutral14.3%
Negative14.3%

Bugs and requests

Strongbox

Reported bugs

2 issues
  • Crashes when using certain iOS versions
  • Issues with database syncing and corruption

Requested features

4 requests
  • Ability to create custom templates and fields
  • Improved organization and search functionality
  • Tighter integration with Apple Keychain
  • Support for more cloud storage providers

Locker Password Manager

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Strongbox

Subscriptions6
  • Strongbox Pro (Monthly)2 variants$2.991 Month
  • Monthly Tip$2.991 Month
  • Yearly Tip$19.991 Year
Show 3 more
  • Strongbox Pro (Yearly)1 Year trial$24.991 Year
  • Strongbox Pro (Yearly)3 Months trial$24.991 Year
  • Strongbox Pro (Yearly)7 Days trial$24.991 Year
One-time6
  • Little Tip$4.99
  • Small Tip$9.99
  • Medium Tip$19.99
Show 3 more
  • Large Tip$99.99
  • Strongbox Pro (Lifetime)$99.99
  • Huge Tip$199.99
4 purchases

Locker Password Manager

Subscriptions4
  • Premium Monthly14 Days trial$2.991 Month
  • Family Monthly14 Days trial$9.991 Month
  • Premium Yearly14 Days trial$15.491 Year
Show 1 more
  • Family Yearly14 Days trial$71.991 Year

Questions

Is Strongbox free?
Strongbox is free to download, with in-app purchases available.
Is Locker Password Manager free?
Locker Password Manager is free to download, with in-app purchases available.
Which has better reviews, Strongbox or Locker Password Manager?
Strongbox is rated higher. Strongbox averages 4.7 out of 5 from 4.1K ratings, while Locker Password Manager averages 4.5 from 13 ratings.
Do Strongbox or Locker Password Manager have ads?
Neither Strongbox nor Locker Password Manager shows ads.
Which is updated more often, Strongbox or Locker Password Manager?
Strongbox ships an update fortnightly, and Locker Password Manager every 3 weeks. Most recently, Strongbox was updated on September 24, 2026 and Locker Password Manager on August 29, 2026.

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