Comparison

Rainbow Authenticator vs Authenticator 2FA

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

Head to head
About

Rainbow Authenticator

Features
Read full description

Allow to migrate from Google Authenticator, group your accounts, copy the next pin code

About

Authenticator 2FA

Secure your online accounts with this all-in-one security tool. It offers two-factor authentication, a password manager with local encryption, and a strong password generator. Enjoy peace of mind with encrypted data storage and optional iCloud sync.

Highlights
  • Two-Factor Authentication (TOTP)
  • Password Manager with local encryption
  • Strong Password Generator
  • Security Tips
  • Encrypted Data Storage
  • Optional iCloud Sync & Backup
Features
Read full description

Authenticator App is a powerful, all-in-one security tool that combines two-factor authentication, password management, and strong password generation. Designed for simplicity and security, it helps you protect your online accounts with ease. Key Features: - Two-Factor Authenticator Supports TOTP (Time-Based One-Time Password). Compatible with major services. Scan a QR code or manually enter a key to start using 2FA quickly and securely. - Password Manager Securely store your login credentials with local encryption. Organize your accounts by groups and find what you need in seconds. - Password Generator Create strong, unique passwords with customizable rules (length, character types). Say goodbye to weak or reused passwords. - Security Tips Get regular security tips to boost your digital awareness and learn how to stay protected online. - Encrypted Data Storage All data is encrypted end-to-end and stored securely on your device. - iCloud Sync & Backup Optional iCloud support allows encrypted syncing across devices and secure backup, giving you full control of your data. - Privacy First We do not collect or store any of your personal information. Your data stays with you โ€” always. Subscription & Premium Features Some features such as adding 2FA accounts and saving passwords require a Premium Membership. Premium Membership Subscription: - Payment will be charged to your iTunes account upon confirmation of purchase. - Your subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. - Your account will be charged for renewal within 24 hours before the end of the current period at the selected plan rate. - You can manage your subscription and turn off auto-renewal by going to your account settings after purchase. Privacy Policy: https://sites.google.com/view/mfaauthenticator/authenticator/privacy-policy Terms of Use: https://sites.google.com/view/mfaauthenticator/authenticator/terms-of-use For support, please contact us at: Email: xapphelp2025@outlook.com

Screenshots

Rainbow Authenticator4 screens
Authenticator 2FA4 screens

Verdict

The call

The clearest difference is update cadence: Rainbow Authenticator at monthly against Authenticator 2FA's every 3 months. Rainbow Authenticator also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Rainbow Authenticator sells 1 in-app purchase, starting at $4.99 per year and Authenticator 2FA sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Rainbow Authenticator ships an update monthly, Authenticator 2FA every 3 months. The most recent releases landed on September 19, 2026 and October 1, 2026 respectively.

Scorecard2 real differences ยท 6 level
Rainbow Authenticator versus Authenticator 2FA: the parameters behind the verdict, then further details
ParameterRainbow AuthenticatorAuthenticator 2FA
PriceFreeFree
Positive reviewsโ€”23.3% of reviews
Update frequencyMonthly โ€” betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
Monetizationโ€”Freemium
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS12.0 โ€” better15.0
Further details โ€” not scored
Size32 MB10 MB
Age rating4+4+
Developerๅฝฆๆฌฃ ๅดๆณฝ้›„ ้™ˆ

In-app purchases

1 purchases

Rainbow Authenticator

Subscriptions1
  • Yearly(30-day trial)1 Month trial$4.991 Year
3 purchases

Authenticator 2FA

Subscriptions2
  • Authenticator - Weekly3 Days trial2 variants$4.997 Days
  • Authenticator - Yearly$29.991 Year
One-time1
  • Authenticator - Lifetime$39.99

Questions

Is Rainbow Authenticator free?
Rainbow Authenticator is free to download, with in-app purchases available.
Is Authenticator 2FA free?
Authenticator 2FA is free to download, with in-app purchases available.
Do Rainbow Authenticator or Authenticator 2FA have ads?
Neither Rainbow Authenticator nor Authenticator 2FA shows ads.
Which is updated more often, Rainbow Authenticator or Authenticator 2FA?
Rainbow Authenticator ships an update monthly, and Authenticator 2FA every 3 months. Most recently, Rainbow Authenticator was updated on September 19, 2026 and Authenticator 2FA on October 1, 2026.

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