Comparison

Authenticator App 2FA vs Idum Authenticator

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

Head to head
About

Authenticator App 2FA

Features
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Protect your accounts and simplify your digital life with Authenticator — an authenticator and password manager combined in one easy-to-use app. Generate time-based verification codes for services that support two-factor authentication (2FA). Your codes refresh automatically, helping you complete secure sign-ins quickly without waiting for text messages or emails. Use the built-in password generator to create strong, unique passwords for every account. Save and organize your credentials in one convenient place, so you can find the information you need whenever you need it. KEY FEATURES • Generate time-based authentication codes • Manage multiple two-factor authentication accounts • Create strong and unique passwords • Store and organize your account credentials • Add, edit, and quickly access saved entries • Manage personal and professional accounts • Enjoy a clean and intuitive interface Using unique passwords and two-factor authentication can help strengthen the security of your online accounts. Whether you are protecting your email, social media, productivity tools, or other supported services, Authenticator provides the essential tools you need in one streamlined experience. Download Authenticator today and manage your verification codes and passwords from one convenient place Privacy Policy: https://luriven.com/privacy.html Terms: https://luriven.com/terms.html

About

Idum Authenticator

Features
Read full description

Idum Authenticator keeps your two-factor codes private and locked behind Face ID. Lost your phone or upgrading to a new iPhone? Turn on iCloud Sync in Settings and your codes come back automatically—end-to-end encrypted via iCloud Keychain. Generate TOTP and HOTP codes for the sites and apps you already use. Scan a QR code or paste an otpauth:// URI. By default, secrets stay on this device only. When you enable iCloud Sync in the app AND iCloud Keychain in iOS Settings, your Spaces and OTP secrets are stored in iCloud Keychain (E2E encrypted, not iCloud Drive or CloudKit). No Idum account required. The free plan stores up to 4 accounts; Idum Authenticator Pro unlocks unlimited accounts. WHY IDUM AUTHENTICATOR • Optional iCloud Keychain sync—OFF by default; you control it • Unlock with Face ID or Touch ID, then a 6-digit PIN • TOTP and HOTP (SHA-1 / SHA-256 / SHA-512, 6–8 digits) • Scan setup QR codes with the camera, or import from Photos / Files • Copy a code with one tap • No Idum account, no analytics, no ads GET STARTED • Create a PIN on first launch • Tap Add account and scan your service's QR code • Codes refresh automatically; HOTP counters increment when you copy • Enable iCloud Sync in Settings if you want restore on a new device PRIVACY • Default is local-only (Keychain on this iPhone) • Optional iCloud Keychain sync (E2E encrypted, user must enable) • PIN and Face ID unlock never sync—always this device only • Camera is used only to scan setup QR codes • Face ID is used only to unlock the app SUBSCRIPTIONS Idum Authenticator Pro (unlimited accounts) is available as: • Weekly auto-renewable subscription — €4.99 per week • Yearly auto-renewable subscription — €32.99 per year • Lifetime unlock — €78, one-time (non-consumable) Payment is charged to your Apple ID at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel in iPhone Settings → Apple ID → Subscriptions. Prices are for the France / Euro storefront; other regions may differ. Support: https://macapps.idum.app/support/ Privacy Policy: https://macapps.idum.app/apps-privacy/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Authenticator App 2FA4 screens
Idum Authenticator3 screens

Verdict

The call

The clearest difference is in-app purchases: Authenticator App 2FA at none against Idum Authenticator's 3. Authenticator App 2FA also leads on iOS requirement (16.0 vs 18.0). Idum Authenticator's advantage is ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). On price 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. Idum Authenticator sells 3 in-app purchases, starting at $3.99 per 7 days. Authenticator App 2FA asks for nothing beyond the download.

UpkeepUpdate frequency

Authenticator App 2FA ships an update every 2 weeks, Idum Authenticator every 2 days. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

Scorecard4 real differences · 2 level
Authenticator App 2FA versus Idum Authenticator: the parameters behind the verdict, then further details
ParameterAuthenticator App 2FAIdum Authenticator
PriceFreeFree
Update frequencyEvery 2 weeksEvery 2 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
DevicesiPhoneiPhone
Requires iOS16.0 — better18.0
Further details — not scored
Size22 MB9 MB
Age rating4+4+
DeveloperLurivenIDUM

In-app purchases

None

Authenticator App 2FA

No in-app purchases

3 purchases

Idum Authenticator

Subscriptions2
  • Idum Authenticator Pro Weekly$3.997 Days
  • Idum Authenticator Pro Yearly$29.991 Year
One-time1
  • Idum Authenticator Lifetime$69.00

Questions

Is Authenticator App 2FA free?
Authenticator App 2FA is free to download, with no in-app purchases.
Is Idum Authenticator free?
Idum Authenticator is free to download, with in-app purchases available.
Do Authenticator App 2FA or Idum Authenticator have ads?
Authenticator App 2FA shows ads; Idum Authenticator does not.
Which is updated more often, Authenticator App 2FA or Idum Authenticator?
Authenticator App 2FA ships an update every 2 weeks, and Idum Authenticator every 2 days. Most recently, Authenticator App 2FA was updated on October 11, 2026 and Idum Authenticator on September 30, 2026.

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