Comparison

One vs Authenticator+ 2FA App

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

Head to head
About

One

This utility generates a secure, eight-digit disposable password every minute. These one-time passwords are ideal for enhancing security across various online services, as they become invalid after a short period, even if compromised.

Highlights
  • Generates eight-digit passwords
  • Passwords valid for one minute
  • Enhances online service security
  • Disposable password functionality
  • Requires OTP application at service
Features
Read full description

What is One-Time Password? One-Time Password is the disposable password which is effective solely once. In this Application, a random eight digit password is generated every one minute. You can securely use the various kinds of services because the password is invalidated in one minute even if the password is stolen. For using this App, it is required to apply for the OTP at the service which adopted this App. As applying for the OTP, the email notification about the App procedure will be delivered at the email address registered.

About

Authenticator+ 2FA App

This app provides a secure and private way to manage two-factor authentication codes for all your online accounts. It generates verification codes instantly, supports offline access, and offers robust security features like Face ID protection.

Highlights
  • Secure two-factor authentication (2FA)
  • Instant verification code generation
  • Fast QR code setup
  • Offline access to codes
  • Account organization
  • Face ID/Password protection
  • Secure backup options
Features
Read full description

Secure All Your Accounts with Authenticator+ Turn your iPhone or iPad into a secure and reliable two-factor authentication tool. Authenticator+ helps you safely store and generate 2FA verification codes for all your online accounts — quickly, privately, and securely. Using industry-standard TOTP authentication, the app allows you to add accounts in seconds, organize your tokens, and access verification codes anytime — even offline. Whether you use it for personal accounts, work logins, crypto wallets, social media, or banking apps, Authenticator+ keeps your digital identity protected with a simple and intuitive experience. Key features: • Secure two-factor authentication (2FA) • Generate verification codes instantly • Fast QR code setup for easy account import • Offline access to your authentication codes • Organize and manage accounts with ease • Clean, minimal, and privacy-focused interface • Face ID / Password protection for extra security • Secure backup options Authenticator+ is perfect for anyone who wants a fast, private, and secure way to protect online accounts and sensitive information. SUBSCRIPTIONS The Authenticator+ app offers auto-renewing weekly and yearly subscriptions to provide you with unlimited access to premium security features, encrypted backup options, and advanced account management tools. More information about the auto-renewal of the subscription: • Subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current period; • 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 will be forfeited when the user purchases a subscription; • Payment will be charged to the iTunes Account at confirmation of purchase; • An account will be charged for renewal within 24 hours before the end of the current period. The cost depends on the selected plan. _____ Support: hi+2fa@measure-tech.app Privacy Policy = https://app.websitepolicies.com/policies/view/y9888j4q Terms and Conditions = https://app.websitepolicies.com/policies/view/1m3yhqs5 Terms of Service = https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

One4 screens
Authenticator+ 2FA App4 screens

Verdict

The call

The clearest difference is review sentiment: Authenticator+ 2FA App at 63% against One's 13%. Authenticator+ 2FA App also leads on update cadence (every 5 days vs every 5 months). One's advantage is in-app purchases (none vs 6) and iOS requirement (14.0 vs 18.0). 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. Authenticator+ 2FA App sells 6 in-app purchases, starting at $6.99 per 7 days. One asks for nothing beyond the download.

UpkeepUpdate frequency

One ships an update every 5 months, Authenticator+ 2FA App every 5 days. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

Scorecard5 real differences · 5 level
One versus Authenticator+ 2FA App: the parameters behind the verdict, then further details
ParameterOneAuthenticator+ 2FA App
PriceFreeFree
Rating—4.1 (55 ratings) — better
Positive reviews12.5% of reviews62.5% of reviews — better
Number of ratings—55 — better
Update frequencyEvery 5 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPodiPhone, iPad
Requires iOS14.0 — better18.0
Further details — not scored
Size49 MB52 MB
Age rating4+4+
DeveloperNTT DATA GROUP CORPORATIONMEASURE TECH SOCIEDAD LIMITADA

Customer experience

One

Written reviews8 reviews
Positive12.5%
Neutral12.5%
Negative75.0%

Authenticator+ 2FA App

All ratings55 ratings
Positive76.4%
Neutral5.5%
Negative18.2%
Written reviews8 reviews
Positive62.5%
Neutral0.0%
Negative37.5%

In-app purchases

None

One

No in-app purchases

6 purchases

Authenticator+ 2FA App

Subscriptions6
  • Premium Access$6.997 Days
  • Premium Access3 Days trial$6.997 Days
  • Premium Access$9.997 Days
Show 3 more
  • Premium Access3 Days trial$9.997 Days
  • Premium Access3 Days trial$69.991 Year
  • Premium Access$69.991 Year

Questions

Is One free?
One is free to download, with no in-app purchases.
Is Authenticator+ 2FA App free?
Authenticator+ 2FA App is free to download, with in-app purchases available.
Do One or Authenticator+ 2FA App have ads?
Neither One nor Authenticator+ 2FA App shows ads.
Which is updated more often, One or Authenticator+ 2FA App?
One ships an update every 5 months, and Authenticator+ 2FA App every 5 days. Most recently, One was updated on October 6, 2026 and Authenticator+ 2FA App on October 11, 2026.

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