Comparison

OTP vs AisOTP

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

Head to head
About

OTP

This app generates secure one-time passwords for two-factor authentication on your device. It supports various protocols, allows easy account setup via QR codes or manual entry, and offers robust security features like biometric locks and encrypted backups.

Highlights
  • TOTP & HOTP code generation
  • QR code scanning for setup
  • Biometric app lock (Face ID/Touch ID)
  • Encrypted data export/import
  • Account grouping and organization
  • Dark Mode support
  • iCloud sync and backup
Features
Read full description

OTP-Auth is a beautifully designed two-factor authentication (2FA) app that generates one-time passwords on your iPhone. Supporting both TOTP and HOTP protocols, it adds an essential layer of security to all your online accounts. KEY FEATURES: - Generate TOTP & HOTP verification codes offline - Scan QR codes or add accounts manually - Tap to reveal code and copy to clipboard - Face ID & Touch ID biometric app lock - Dark Mode with system, light, and dark themes - iCloud sync and backup across devices - Export & import data with AES-256-GCM encryption - Import from Google Authenticator, 2FAS, and Aegis - 60+ branded service icons with auto-matching - Account grouping with drag-and-drop reorder - Search and sort by name, type, or custom order - Modern card-style UI with smooth animations SECURITY FIRST: Your authentication secrets never leave your device or your iCloud. Encrypted exports use AES-256-GCM. Biometric authentication keeps your codes private even if someone has your phone. IMPORT & EXPORT: Easily migrate from other authenticator apps. OTP-Auth supports encrypted JSON, plain text URI, 2FAS backup, Aegis vault, and Google Authenticator QR migration. Export your data securely with password-protected encryption. ORGANIZE YOUR WAY: Group accounts into custom folders, drag and drop to reorder, and use the built-in search to find any account instantly. Hide codes by default and reveal with a tap. PERMISSIONS: Camera access is required for scanning QR codes to add accounts. Learn more about OTP verification: https://www.wikiwand.com/en/One-time_password

About

AisOTP

Features
Read full description

AisOTP与二次认证功能配合,可在您登陆应用系统账号时为您添加一重安全保障。 启用两步认证之后,当您登陆账号时,需要提供密码和此应用生成的验证码。配置完成后,无需网络连接或蜂窝连接即可获得验证码。 功能包括: -通过扫描二维码激活令牌 -手动激活令牌 -支持多令牌登陆 -支持基于时间生成验证码

Screenshots

OTP4 screens
AisOTP4 screens

Verdict

The call

The clearest difference is in-app purchases: AisOTP at none against OTP's 1. OTP's advantage is update cadence (every 6 months vs every 13 months) and device support (4 vs 2). On price and ads 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. OTP sells 1 one-off in-app purchase. AisOTP asks for nothing beyond the download.

UpkeepUpdate frequency

OTP ships an update every 6 months, AisOTP every 13 months. The most recent releases landed on October 29, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 6 level
OTP versus AisOTP: the parameters behind the verdict, then further details
ParameterOTPAisOTP
PriceFreeFree
Rating3.4 (19 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings19 — better—
Update frequencyEvery 6 months — betterEvery 13 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS9.3 — better12.0
Further details — not scored
Size28 MB2 MB
Age rating4+4+
Developer浩 王亚信安全

In-app purchases

1 purchases

OTP

One-time1
  • OTPAuth Premium$1.99
None

AisOTP

No in-app purchases

Questions

Is OTP free?
OTP is free to download, with in-app purchases available.
Is AisOTP free?
AisOTP is free to download, with no in-app purchases.
Do OTP or AisOTP have ads?
Neither OTP nor AisOTP shows ads.
Which is updated more often, OTP or AisOTP?
OTP ships an update every 6 months, and AisOTP every 13 months. Most recently, OTP was updated on October 29, 2026 and AisOTP on October 2, 2026.

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