Comparison

Glass Authenticator 2FA vs 2FA4G

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

Head to head
About

Glass Authenticator 2FA

This app offers elegant two-factor authentication with a modern glassmorphic design. It supports industry-standard TOTP/HOTP algorithms, iCloud sync, and biometric security for enhanced protection of your online accounts.

Highlights
  • Glassmorphic UI design
  • TOTP and HOTP algorithm support
  • iCloud sync across devices
  • Apple Watch app
  • Biometric vault (Face ID/Touch ID)
  • Automatic brand icon recognition
  • Privacy-first local storage
Features
Read full description

Glass Authenticator 2FA redefines your two-factor authentication experience. We believe securing your online accounts should not be boringβ€”it should be a delightful visual and tactile experience. [WHY CHOOSE GLASS AUTHENTICATOR] 100% Private and Locally Encrypted All your secret keys are secured using iOS hardware-level Keychain encryption and synced exclusively via your private iCloud storage. Zero third-party servers, zero tracking, zero data collection, and zero ads. Glassmorphic Design and Aesthetics Crafted with cutting-edge Glassmorphism design principles. Translucent fluid interfaces, smooth countdown animations, and subtle haptic feedback tailored for a premium iOS feel. Seamless Migration Fully compatible with standard TOTP protocols (Google Authenticator, Authy, Microsoft Authenticator, 1Password). Effortlessly scan QR codes or import and export bulk backups. Ecosystem Sync and Widgets Built natively for Apple devices. Access your 2FA security codes directly from iOS Home Screen Widgets, Lock Screen Widgets, or your Apple Watch without unlocking your iPhone. One-Time Purchase, Lifetime Access Say goodbye to endless monthly subscriptions. Try basic features for free, and unlock Lifetime Pro with a single one-time purchase.

About

2FA4G

Features
Read full description

2FA4G is an authenticator app for Garmin watch users who want OTP, 2FA, MFA, verification codes, one-time passwords, offline codes, QR import, and wrist access to security codes. Import OTP tokens on your phone, scan QR codes, read QR images from Photos, paste otpauth:// links, or add tokens manually. Then sync supported tokens to your watch through the 2FA4G Connect IQ watch app, so your codes stay available when your phone is in your pocket. Why 2FA4G: - Watch authenticator workflow for Garmin wearable users - TOTP and HOTP token management - QR scan, photo import, clipboard import, and manual entry - Offline access to supported verification codes on the watch - Local-first storage for token secrets on phone and, when synced, on watch - Pro upgrade for unlimited active tokens and full Garmin sync workflows Connect IQ watch app: https://apps.garmin.com/apps/784776e6-609d-4a83-8b1c-6c112da7fd6e Terms: https://2fa4g.li2niu.com/en/terms Garmin is a registered trademark of Garmin Ltd. or its subsidiaries. 2FA4G is an independent product and is not affiliated with, endorsed by, or sponsored by Garmin.

Screenshots

Glass Authenticator 2FA4 screens
2FA4G4 screens

Verdict

The call

The clearest difference is iOS requirement: 2FA4G at 13.0 against Glass Authenticator 2FA's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Glass Authenticator 2FA sells 1 one-off in-app purchase and 2FA4G sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on September 25, 2026 and September 19, 2026 respectively.

Scorecard1 real difference Β· 7 level
Glass Authenticator 2FA versus 2FA4G: the parameters behind the verdict, then further details
ParameterGlass Authenticator 2FA2FA4G
PriceFreeFree
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 4 daysEvery 4 days
AdsNoNo
In-app purchasesYesYes
MonetizationPaidβ€”
DevicesiPhone, iPad, Apple Watch β€” betteriPhone, iPod
Requires iOS18.013.0 β€” better
Further details β€” not scored
Size14 MB46 MB
Age rating4+4+
DeveloperδΈ½ θ°­Wuhan Newrathon Technology Co., Ltd.

In-app purchases

1 purchases

Glass Authenticator 2FA

One-time1
  • Glass Auth Pro Lifetime$2.99
3 purchases

2FA4G

Subscriptions2
  • Monthly$2.991 Month
  • Yearly$7.991 Year
One-time1
  • Lifetime$9.99

Questions

Is Glass Authenticator 2FA free?
Glass Authenticator 2FA is free to download, with in-app purchases available.
Is 2FA4G free?
2FA4G is free to download, with in-app purchases available.
Do Glass Authenticator 2FA or 2FA4G have ads?
Neither Glass Authenticator 2FA nor 2FA4G shows ads.
Which is updated more often, Glass Authenticator 2FA or 2FA4G?
Glass Authenticator 2FA ships an update every 4 days, and 2FA4G every 4 days. Most recently, Glass Authenticator 2FA was updated on September 25, 2026 and 2FA4G on September 19, 2026.

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