Comparison

Authenticator App vs Folio

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

Head to head
About

Authenticator App

This app provides a secure and user-friendly way to add an extra layer of protection to your online accounts. It generates one-time codes for two-factor authentication and offers cloud backup to prevent data loss. Protect your accounts from hacking and phishing with this efficient solution.

Highlights
  • Two-factor authentication (2FA) code generation
  • Cloud backup and sync across devices
  • User-friendly interface with 2FA guides
  • Offline code generation
  • Supports thousands of online services
  • Protection against hacking and phishing
Features
Read full description

SafeAuth Authenticator is a perfect two-factor authentication (2FA) solution for all your online accounts. Very easy to use, 100% secure, with cloud backup to prevent account loss. It adds an extra layer of protection for your personal and work accounts by generating one-time 6-digit codes for 2-step verification. Its user-friendly design and detailed 2FA guides make it easy for anyone to set up and use. Give this free and secure authenticator app a try! Protect your account in just 1 minute with simple and efficient two-factor authentication. WHY CHOOSE SAFEAUTH ►Enhance Security SafeAuth secures all your online accounts on your device by 2-step verification. It generates a unique time-based one-time password (TOTP) for each login, ensuring that only authorized users can access your account. ►Easy-to-use & Efficient Adding an account to SafeAuth has never been easier thanks to the detailed 2FA guides. You can scan 2FA QR codes or enter private keys to add accounts. It even supports offline code generation, streamlining the authentication process. ►Protect Your Account SafeAuth provides reliable protection against unauthorized access, hacking, phishing attacks, and other security threats. Even if someone has your username and password, he/she cannot access your account without the 2FA code generated by SafeAuth on your device. ►Back up and Sync Across Devices You can log in with your Google account to back up all account data to the cloud. This means that when changing devices, you only need to log in to easily sync all data, without worrying about data loss or the hassle of re-binding accounts. ►Available for All Services SafeAuth's 2FA tokens are universally accepted across a wide range of popular online services such as Google, Instagram, Facebook, Twitter, LinkedIn, Dropbox, Snapchat, Github, Tesla, Coinbase and thousands of others, and can also secure your Bitcoin wallet. Look no further than Authenticator App - SafeAuth, the best 2FA solution you can trust! Please feel free to contact us at support@safeauth.services if you have any questions or feedback. We'd be happy to hear from you! Payment and Subscription - Payment will be charged to your iTunes account upon purchase confirmation. - The subscription will automatically renew unless you disable auto-renew at least 24 hours before the end of the current billing cycle. - You can manage your subscription and turn off auto-renewal by accessing Account Settings after purchase. - Your account will be charged for renewal up to 24 hours before the current period ends. - Any unused portion of the free trial will be forfeited upon purchasing a subscription. Privacy Policy: https://mauther.safeauth.services/privacypolicy.html Terms of Use: https://mauther.safeauth.services/terms.html

About

Folio

Features
Read full description

Folio is a private app for quick notes, reminders, reading, and personal knowledge, with core data stored primarily on your device. Capture a thought by typing or speaking. Save links and documents from other apps. Organize records and reading into categories and folders, then revisit them through search, reports, and daily briefings. Key features: - Quick notes, todos, and scheduled reminders - Link and document import with structured reading summaries - Categories, folders, tags, templates, and quantity ledgers - Semantic search, smart reports, and daily briefings - On-device photo organization and duplicate or blurry-photo review - Optional read-only Calendar and Reminders integration - Optional iCloud sync for supported structured records Privacy by design: - No Folio account - No advertising or third-party analytics SDK - Core data is stored on your device - After explicit consent, Custom AI sends relevant text and queries directly to your chosen HTTPS endpoint using your API key, without passing through Folio servers Some advanced features require Folio Pro. Imported attachment files are not included in iCloud record sync or structured-data backup and should be backed up separately. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://YI112730.github.io/folio-legal/privacy.html

Screenshots

Authenticator App4 screens
Folio4 screens

Verdict

The call

The clearest difference is update cadence: Folio at every 5 days against Authenticator App's every 10 months. Authenticator App's advantage is iOS requirement (13.0 vs 26.0). On price, ads, in-app purchases 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 App sells 3 in-app purchases, starting at $9.99 per month and Folio sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Authenticator App ships an update every 10 months, Folio every 5 days. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 8 level
Authenticator App versus Folio: the parameters behind the verdict, then further details
ParameterAuthenticator AppFolio
PriceFreeFree
Rating5.0 (9 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings9 — better—
Update frequencyEvery 10 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better26.0
Further details — not scored
Size42 MB9 MB
Age rating4+4+
DeveloperSafeAuth Services.毅军 刘

In-app purchases

3 purchases

Authenticator App

Subscriptions2
  • Monthly Premium$9.991 Month
  • Yearly Premium3 Days trial$29.991 Year
One-time1
  • Lifetime Membership$59.99
2 purchases

Folio

Subscriptions2
  • Folio Pro Monthly$2.991 Month
  • Folio Pro Yearly$29.991 Year

Questions

Is Authenticator App free?
Authenticator App is free to download, with in-app purchases available.
Is Folio free?
Folio is free to download, with in-app purchases available.
Do Authenticator App or Folio have ads?
Neither Authenticator App nor Folio shows ads.
Which is updated more often, Authenticator App or Folio?
Authenticator App ships an update every 10 months, and Folio every 5 days. Most recently, Authenticator App was updated on October 24, 2026 and Folio on October 10, 2026.

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