Comparison

2Fatool Authenticator App vs ZeroAuth

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

Head to head
About

2Fatool Authenticator App

Features
Read full description

2Fatool: Simple & Secure 2FA Authenticator Keep your accounts safe with fast and reliable two-factor authentication. 2Fatool generates secure one-time codes (OTP) to protect your logins from unauthorized access. Secure Authentication • Generate TOTP & OTP codes instantly • Works offline without internet access • Compatible with all major platforms Fast & Easy to Use • Scan QR codes and add accounts in seconds • Clean, minimal interface • Quick access to all your tokens Privacy First • Your data stays on your device • No tracking or data sharing • Secure local storage Backup & Recovery • Restore access when switching devices • Optional secure backup support Why 2Fatool? • Simple and lightweight • Reliable and fast • Built for everyday security Subscription Information • Payment will be charged to your Apple ID account at confirmation of purchase • Subscription renews automatically unless canceled at least 24 hours before renewal • Manage subscriptions in your App Store settings Privacy Policy: https://2fa.fb.tools/app/privacy Terms of Service: https://2fa.fb.tools/app/terms

About

ZeroAuth

Features
Read full description

ZeroAuth is a privacy-first authenticator app designed to keep your accounts safe without compromising your data. Generate secure one-time passwords (OTP) for all your accounts in one place. ZeroAuth is built with a strong focus on local security, meaning your sensitive data never leaves your device. Security First 1. Biometric authentication 2. Secure PIN protection 3. Automatic app lock after inactivity 4. Screenshot protection to prevent data leaks 5. Sensitive actions are protected in real time Simple & Fast 1. Scan QR codes instantly to add accounts 2. Clean, distraction-free interface 3. Quick OTP copy to clipboard 4. Smooth and responsive experience Built for Privacy 1. No tracking 2. No ads 3. No unnecessary permissions 4. Data processed locally on your device 5. No cloud dependency by default Backup & Restore 1. Export accounts securely via QR 2. Restore easily when switching devices 3. Designed to keep you in control of your data Why ZeroAuth? Unlike many authenticator apps, ZeroAuth focuses on real-world security: Prevents screenshots of sensitive data Locks instantly when needed Uses device-level security wherever possible Your accounts deserve more than just codes; they deserve protection. Start securing your digital life with ZeroAuth - An Optional Labs Group Security Product.

Screenshots

2Fatool Authenticator App3 screens
ZeroAuth4 screens

Verdict

The call

2Fatool Authenticator App and ZeroAuth are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
2Fatool Authenticator App versus ZeroAuth: the parameters behind the verdict, then further details
Parameter2Fatool Authenticator AppZeroAuth
PriceFreeFree
Update frequency—Every 5 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better18.0
Further details — not scored
Size12 MB80 MB
Age rating4+4+
DeveloperPavali TechnologyChandan Kumar Dash

In-app purchases

None

2Fatool Authenticator App

No in-app purchases

None

ZeroAuth

No in-app purchases

Questions

Is 2Fatool Authenticator App free?
2Fatool Authenticator App is free to download, with no in-app purchases.
Is ZeroAuth free?
ZeroAuth is free to download, with no in-app purchases.
Do 2Fatool Authenticator App or ZeroAuth have ads?
Neither 2Fatool Authenticator App nor ZeroAuth shows ads.

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