Comparison

LunaOTP vs Authenticator App

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

Head to head
About

LunaOTP

This app provides secure two-factor authentication (2FA) for your online accounts using Apple's Keychain for storage. It offers encrypted iCloud sync, export/import options, and Face ID/Touch ID protection for enhanced security.

Highlights
  • Apple Keychain security
  • Encrypted iCloud sync
  • Export/Import OTP codes
  • Face ID and Touch ID support
  • Offline functionality
  • Category management
Read full description

Introducing LunaOTP - the paramount of secure two-factor authentication (2FA) for your Mac, iPhone, and iPad. In an era where digital security is non-negotiable, Luna OTP stands as a bastion of protection for your online accounts. It's your shield against unauthorized access in the vast expanse of the digital universe. Exclusive Keychain Security: LunaOTP champions unparalleled security by exclusively using Apple's Keychain to save your 2FA codes. This means your codes are stored in a highly secure, system-wide storage compartment designed by Apple, renowned for its robust encryption and security measures. With Luna OTP, your codes reside solely on your device and are never stored elsewhere. Key Features: Broad Service Compatibility: Seamlessly integrates with numerous services like Google, Heroku, Dropbox, Facebook, GitHub, and more, providing a versatile 2FA solution. Encrypted iCloud Sync: Experience the convenience of syncing your 2FA codes across all your devices with iCloud, fortified by top-tier encryption. Export/Import your OTP codes with password protection in JSON, plain Text or encrypted formats Organize your accounts with the new category management system Face ID and Touch ID Enabled: Safeguard your LunaOTP app with the cutting-edge Touch ID technology, ensuring that only you can access your sensitive 2FA codes. Offline Functionality: LunaOTP doesn't just work online; it ensures you have access to your 2FA codes even when you're disconnected from the internet. Privacy-Centric Approach: Your privacy is our top priority. LunaOTP is designed to be a fortress of privacy - we do not collect, store, or transmit any of your personal data. Rest assured, your information stays exclusively within the confines of your own device.

About

Authenticator App

Secure your online accounts with two-factor authentication and manage all your passwords in one place. Easily scan QR codes to set up codes and integrate with popular services for enhanced digital safety.

Highlights
  • Two-Factor Authentication (2FA)
  • Password Manager
  • Scan and Import Codes
  • Seamless Integration
  • Secure Account Management
Features
Read full description

Secure your accounts and manage passwords with ease using our Two-Factor Authentication and Password Manager app. Our app is the ultimate security tool that combines powerful Two-Factor Authentication (2FA) with a seamless Password Manager to keep your data safe and organized. Key Features: Two-Factor Authentication (2FA): Protect your online accounts with industry-standard 2FA, ensuring an extra layer of security beyond your passwords. Scan and Import Codes: Easily set up authentication codes by scanning QR codes or importing existing keys—simplifying the setup process. Password Manager: Store, organize, and retrieve all your passwords securely in one place. Say goodbye to forgotten passwords and vulnerable sticky notes. Seamless Integration: Works with popular platforms, apps, and services that support 2FA. Whether you want to add secure two-factor authentication to your accounts or need a reliable password manager, this app has you covered. Upgrade your security. Simplify your life. Download now and take control of your digital safety! This app offers an auto-renewing yearly subscription to provide unlimited access to the all-inclusive solution while you maintain an active subscription. Your account will be charged for renewal within 24 hours before the end of the current period, and the renewal cost will be identified. You may manage your subscription and auto-renewal may be turned off by going to your Account Settings after the purchase. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable. Billing Membership auto-renewal subscription instructions: - Monthly: 1 month, $8.99 - Yearly :12 months, $24.99 - Lifetime: $44.99 Read more about our terms and conditions here: Terms & Conditions: https://skystacksystemsllc.com/terms-conditions/ Privacy Policy: https://skystacksystemsllc.com/privacy-policy/ You also agree to Apple's End User License Agreement (EULA). Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

LunaOTP4 screens
Authenticator App4 screens

Verdict

The call

The clearest difference is price: Authenticator App at Free against LunaOTP's $4.99. Authenticator App also leads on update cadence (every 3 months vs every 14 months). LunaOTP's advantage is rating (5.0 vs 3.0) and in-app purchases (none vs 3). On ratings volume, ads, device support 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

Authenticator App is free to download; LunaOTP costs $4.99 up front. Authenticator App sells 3 in-app purchases, starting at $8.99 per month. LunaOTP asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

LunaOTP holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

UpkeepUpdate frequency

LunaOTP ships an update every 14 months, Authenticator App every 3 months. The most recent releases landed on June 4, 2026 and October 11, 2026 respectively.

Scorecard5 real differences · 5 level
LunaOTP versus Authenticator App: the parameters behind the verdict, then further details
ParameterLunaOTPAuthenticator App
Price$4.99Free — better
Rating5.0 (2 ratings) — better3.0 (2 ratings)
Positive reviews—76.9% of reviews
Number of ratings22
Update frequencyEvery 14 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, MaciPhone, iPad, iPod, Mac — better
Requires iOS16.615.0 — better
Further details — not scored
Size2 MB12 MB
Age rating4+4+
DeveloperReza MoallemiSky Stack Systems

Customer experience

LunaOTP

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Authenticator App

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews13 reviews
Positive76.9%
Neutral0.0%
Negative23.1%

In-app purchases

None

LunaOTP

No in-app purchases

3 purchases

Authenticator App

Subscriptions2
  • Monthly Subscription$8.991 Month
  • Yearly Subscription$24.991 Year
One-time1
  • Lifetime Plan$44.99

Questions

Is LunaOTP free?
LunaOTP costs $4.99, with no in-app purchases.
Is Authenticator App free?
Authenticator App is free to download, with in-app purchases available.
Which has better reviews, LunaOTP or Authenticator App?
LunaOTP is rated higher. LunaOTP averages 5.0 out of 5 from 2 ratings, while Authenticator App averages 3.0 from 2 ratings.
Do LunaOTP or Authenticator App have ads?
Neither LunaOTP nor Authenticator App shows ads.
Which is updated more often, LunaOTP or Authenticator App?
LunaOTP ships an update every 14 months, and Authenticator App every 3 months. Most recently, LunaOTP was updated on June 4, 2026 and Authenticator App on October 11, 2026.

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