234+ iOS apps curated and reviewed
Partron ESL Authenticator is the household name in partron esl authenticator, but it's far from the only option. We track 234+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 |
| 2 |  | Free | 2.7★ (319) | No | No | Jul 2026 |
| 3 |  | Free | 4.6★ (4.1K) | No | No | Jul 2026 |
| 4 |  | Free | 4.7★ (672K) | No | No | Jul 2026 |
| 5 |  | Free | 4.3★ (100K) | No | No | Jul 2026 |
| 6 |  | Free | 4.3★ (239) | No | Yes | Jul 2026 |
| 7 |  | Free | 4.8★ (12K) | Yes | Yes | Jul 2026 |
| 8 |  | Free | 4.5★ (1.8K) | No | Yes | Jul 2026 |
This app provides multi-factor authentication for enterprises, offering passwordless security through device-bound passkeys. It supports various authentication methods like OTP, biometrics, and push notifications to secure digital access.
Enhance your online security with multi-factor authentication. This app sends push notifications to your device for identity verification, allowing you to approve or deny login attempts with a simple tap. It also offers one-time verification codes for offline use and can automate approvals for trusted locations.
Securely sign into online accounts with multi-factor authentication, passwordless login, or password autofill. Manage multiple accounts, including non-Microsoft services, and access Microsoft products and services seamlessly.
This app provides a free multi-factor authentication solution for your account, adding an extra security layer to prevent unauthorized access. It generates secure verification tokens, including time-based codes and push notifications, to confirm your identity during login.
This app generates secure, time-based one-time passwords for two-factor authentication. It supports automatic setup via QR code and works offline, synchronizing across Apple devices with iCloud backup and encryption.
Secure your online accounts with this app. It generates and stores two-factor authentication codes for popular services. Features include QR code scanning, end-to-end encryption, and device syncing.
Secure your online accounts with a versatile two-factor authentication solution. Manage all your authentication codes in one place, offering enhanced security for websites, services, and crypto wallets. Supports biometric access and offline code generation.
Enhance your online security with this app, offering a secure and reliable method to protect your accounts. It generates unique codes for two-factor authentication, ensuring your personal information stays safe.
This app provides a secure way to manage two-factor authentication (2FA) for your online accounts. It generates time-based one-time passwords (TOTP) directly on your device, offering enhanced security against interception and SIM swap attacks. Easily set up accounts, access codes offline, and manage your credentials with advanced protection options.
This app provides an extra layer of security for your online accounts by generating time-based one-time passwords (TOTP/OTP) for two-factor authentication. It supports numerous services and offers features like encrypted sync, passkey support, and app-level security.
This app generates verification codes to secure your accounts and simplify logins. It also offers AI-powered to-do list management with voice and text input, and customizable widgets for quick task access.
Secure your online accounts with standards-based two-factor authentication. This app generates time-based one-time passwords directly on your device, offering a reliable second step for sign-ins without relying on SMS codes. Protect personal and work accounts across various platforms.
Enhance login security with two-factor authentication. Generate passcodes or use one-tap push notifications for seamless access to your accounts. Manage authentication for multiple applications and web services.
Generate one-time passwords for enhanced online account security. This app creates temporary codes that, when used with your regular password, significantly strengthen your login protection. It functions even without an internet connection.
Secure your online accounts with two-factor and multi-factor authentication. Generates time-based one-time passwords (TOTP) and OTP codes for fast, reliable logins. Includes a built-in password manager and encrypted backup for all your credentials.
Secure your online accounts with industry-standard two-factor authentication. Easily add accounts, generate time-based OTPs, and benefit from encrypted backups. Organize and manage your TFA with features like folders, brand logos, and search.
Enhance your online security by generating time-based one-time passcodes for two-factor authentication. Securely manage multiple accounts with effortless setup, biometric integration, and cloud backups. Enjoy a sleek interface with cross-device syncing for ultimate convenience.
Secure your online accounts with this app, offering robust verification for Google, Facebook, and more. Features include data import, anti-snooping protection, and multiple account adding methods for streamlined management.
This app provides a secure second-factor authentication solution for users of FIS' Infinity IdP identity management service. It acts as a mobile companion to enhance account security.