Comparison

Keeper Password Manager vs AC Key

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

Head to head
About

Keeper Password Manager

Securely store, generate, and autofill passwords, passkeys, and 2FA codes across all your devices. Protects sensitive data with zero-knowledge encryption and monitors the dark web for breaches.

Highlights
  • Secure password generation
  • Passkey and 2FA code storage
  • Cross-device syncing
  • Autofill credentials
  • Zero-knowledge encryption
  • Dark web breach monitoring
Features
Read full description

Keeper is the leading password manager, combining enterprise-grade security with real human support. Rated 4.9 stars by 228,000 people and trusted by 95,000+ businesses and Fortune 500 companies globally. Named Password Manager of the Year by PCMag and the Top-Ranked Identity Security Solution by Newsweek. SIGN IN INSTANTLY Generate strong, unguessable passwords and passphrases with one tap, then autofill them in any app or website. Create and save passkeys that sync across all your devices, and store 2FA codes right inside your vault for one-tap logins – no separate authenticator app needed. Unlock your entire digital life instantly with Face ID or Touch ID – the fastest, most seamless login experience across every device you own. WORLD-CLASS SECURITY Every record is encrypted on your device before it ever touches our servers – unreadable to everyone, including Keeper. Lock or wipe any lost device remotely. Protect your vault with hardware security keys like YubiKey®. The first password manager to deploy quantum-resistant cryptography directly into the app, to protect your data in transit against quantum threats. SOC 2 Type I and II; ISO 27001, 27017 and 27018 certified; FedRAMP High Certified and GovRAMP High Authorized; and recognized in the Gartner® Magic Quadrant™ for Privileged Access Management. MORE THAN JUST PASSWORDS Keeper is your complete digital vault – store and organize your payment cards, passports, driver's licenses, insurance cards, secure notes, SSH keys, software licenses and medical records alongside your passwords. Everything encrypted, everything searchable, everything instantly available on every device. Automatically fill payment details, addresses and forms on any website – saving you time on everything you do online, every single day. 24/7 EXPERT SUPPORT Get help from a real Keeper expert anytime. Our dedicated support team is available around the clock, every day of the year. No bots and no week-long email chains – just professional team members who help you. DARK WEB MONITORING BreachWatch® continuously scans the dark web and alerts you the moment one of your accounts appears in a data breach, so you can change the password before cybercriminals use it. Best of all, monitoring runs entirely within Keeper's own secure infrastructure – your personal data stays completely private. SECURELY SHARE PASSWORDS AND ACCESS Share a password, passkey or file with anyone – even people who don't use Keeper – with a One-Time Share link that expires automatically. Set view-only or full edit access, revoke instantly and see changes sync in real time. Organize credentials in shared folders with nested subfolders and individual permissions for each person. No duplicate copies, no emailing passwords ever again. PERFECT FOR FAMILIES Keeper Family includes five private vaults, 10GB of secure file storage, unlimited devices and emergency access. Store the Wi-Fi password, streaming logins, insurance documents and passport photos in one place everyone you trust can reach. If your employer uses Keeper, ask about a free family plan – included with every business license. GET STARTED QUICKLY Seamlessly import all your passwords from iCloud Keychain, Chrome, 1Password, LastPass, Bitwarden, Dashlane and more, including direct secure transfer from other apps. Privacy Policy: https://keepersecurity.com/privacypolicy.html Terms of Use: https://keepersecurity.com/termsofuse.html

About

AC Key

This app allows you to unlock doors using your smartphone, eliminating the need for physical credentials. It offers an easy-to-use interface for quick access and enables temporary access for visitors.

Highlights
  • Unlock doors with smartphone
  • Replace physical credentials
  • Grant temporary visitor access
  • Customizable access duration and usage
  • Easy user registration
  • Visitor credentials do not require app installation
Features
Read full description

AC Key opens all the doors to your favorite places! Aiphone’s AC Key application eliminates the need to carry physical credentials and allows you to unlock doors swiftly and with ease, using your smartphone. KEY FEATURES - AC Key offers an easy to use and interactive interface that makes unlocking doors effortless. - User registration on the AC Key application is easy and takes only seconds. - Replace traditional credentials by using your smartphone. - Grant temporary access to visitors for a predetermined time frame and amount of uses. - Visitors are not required to have the AC Key application installed to use their visitor credentials. VISITOR ACCESS AC Key allows you to create, customize, and grant visitor access credentials directly in the application. Determine the time frame and amount of use for the credential then share this with the visitor. Visitors are not required to have the AC Key application installed to use their credentials. Administrators have the ability to allow or deny users from granting visitors access as well as revoking a visitor pass after it is issued. HOW IT WORKS -AC Key only works with the AC NIO software system. - Registration requires users to request credentials from their system administrator. If you’re interested in using AC Key in your company please visit www.aiphone.com to learn more about our access control system.

Screenshots

Keeper Password Manager4 screens
AC Key3 screens

Verdict

The call

The clearest difference is rating: Keeper Password Manager at 4.9 against AC Key's 1.0. Keeper Password Manager also leads on update cadence (every 3 weeks vs every 14 months) and ratings volume (231K vs 1). AC Key's advantage is in-app purchases (none vs 11) and iOS requirement (13.4 vs 17.0). On price, 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. Keeper Password Manager sells 11 in-app purchases, starting at $13.99 per year. AC Key asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Keeper Password Manager holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: Keeper Password Manager has 231K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Keeper Password Manager ships an update every 3 weeks, AC Key every 14 months. The most recent releases landed on October 19, 2026 and October 1, 2026 respectively.

Scorecard7 real differences · 4 level
Keeper Password Manager versus AC Key: the parameters behind the verdict, then further details
ParameterKeeper Password ManagerAC Key
PriceFreeFree
Rating4.9 (231K ratings) — better1.0 (1 ratings)
Positive reviews64.7% of reviews—
Number of ratings231K — better1
Update frequencyEvery 3 weeks — betterEvery 14 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#20 — better—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS17.013.4 — better
Further details — not scored
Size173 MB24 MB
Age rating4+4+
DeveloperCallpod Inc.Aiphone Corporation

Bugs and requests

Keeper Password Manager

Reported bugs

3 issues
  • Passwords disappearing after device changes
  • Facial recognition not working consistently
  • Inability to log in after multiple failed attempts

Requested features

4 requests
  • Option to disable constant upsell prompts
  • Ability to recover account without master password
  • Improved sync and backup functionality
  • More affordable pricing options

AC Key

Not enough reviews yet to summarise bugs or requests.

In-app purchases

11 purchases

Keeper Password Manager

Subscriptions11
  • 10GB Secure File Storage$13.991 Year
  • BreachWatch$26.991 Year
  • Keeper Unlimited$42.991 Year
Show 8 more
  • Unlimited Plus1 Month trial$42.991 Year
  • 50% OFF Password Manager$42.991 Year
  • Unlimited Password Manager$42.991 Year
  • BreachWatch Family$53.991 Year
  • 50GB Secure File Storage$54.991 Year
  • Family Plan$59.991 Year
  • Keeper Family Plan$91.991 Year
  • Family Password Manager$91.991 Year
None

AC Key

No in-app purchases

Questions

Is Keeper Password Manager free?
Keeper Password Manager is free to download, with in-app purchases available.
Is AC Key free?
AC Key is free to download, with no in-app purchases.
Which has better reviews, Keeper Password Manager or AC Key?
Keeper Password Manager is rated higher. Keeper Password Manager averages 4.9 out of 5 from 231K ratings, while AC Key averages 1.0 from 1 ratings.
Do Keeper Password Manager or AC Key have ads?
Neither Keeper Password Manager nor AC Key shows ads.
Which is updated more often, Keeper Password Manager or AC Key?
Keeper Password Manager ships an update every 3 weeks, and AC Key every 14 months. Most recently, Keeper Password Manager was updated on October 19, 2026 and AC Key on October 1, 2026.

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