209+ iOS apps curated and reviewed
The best cmquadro apps on iPhone average 4.2★ across 209+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
Securely store, generate, and autofill passwords and other sensitive information with a single master password. Syncs across all devices and offers advanced security features.
Secure your digital life by generating and storing unique, strong passwords for all your accounts in an end-to-end encrypted vault. Access your data securely across unlimited devices and share sensitive information with others.
This encrypted email service from Switzerland prioritizes user privacy with end-to-end encryption. It offers robust security features to protect your communications from phishing, spam, and tracking, allowing you to manage your inbox with ease.
Securely store, generate, and autofill passwords and passkeys across all your devices. This app also manages other sensitive information like credit cards and notes, with features for secure sharing and travel.
Securely store and manage all your sensitive digital information, including passwords, financial details, and personal documents. Generate strong passwords, utilize auto-fill, and share data selectively with others. Protect your digital life with robust encryption and convenient access across devices.
Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.
This app verifies your identity to securely access personal and work applications. It supports multi-factor authentication by generating one-time passcodes for two-factor authentication flows. It offers features like push notifications and offline code generation.
This app securely stores and manages your passwords across multiple devices. It offers features like one-tap autofill, encrypted storage with zero-knowledge encryption, and password strength assessment to enhance your online security.
Securely access your company's network, email, and work applications from your iOS device. This app provides automated connections to corporate Wi-Fi and VPNs, with features for locating lost devices and ensuring compliance with security policies.
Securely manage all your passwords and personal information across devices. This app offers one-tap logins, auto-fill for forms and apps, and a password generator to create strong, unique credentials. It protects your data with robust encryption and advanced security features.
Securely read and compose encrypted emails on your mobile device. This app allows you to send and receive secure messages, integrating with your existing email accounts and offering robust security features for organizations.
This app enhances online security by managing two-factor authentication codes for over 1,000 applications. It offers features like password leak detection, VPN protection, and secure password autofill, with cloud backups and biometric security options.
Generate strong, random passwords and passphrases with extensive customization options. Create secure credentials for personal use or system administration, with support for multiple languages and advanced character controls. Protect your generated passwords with biometric security.
Securely store and generate two-factor authentication (2FA) tokens for your online accounts. Protect your accounts from hackers with an additional layer of security. Features encrypted backups, cross-device synchronization, and a private browser.
Securely store, generate, and autofill passwords, passkeys, and other private information. This app offers advanced encryption and a zero-knowledge architecture to protect your data vault. Stay organized and sign in faster across all your Apple devices.
Securely store, generate, and autofill your passwords and sensitive information across all your devices. This app offers robust security with encrypted data and convenient one-tap access, ensuring you never lose your credentials again.
Create multiple private digital identities, each with a unique phone number, email, and virtual card. Securely communicate and browse the internet while protecting your personal information from spam and scams. Organize your online activities with separate identities for shopping, dating, and more.
This app offers a secure and customizable way to store and manage your passwords and passkeys. You choose where your encrypted data is stored, offering enhanced privacy and control. It also includes features like password auditing and a built-in authenticator.
This app provides a secure and straightforward way to protect your online accounts. It generates one-time passwords that, when combined with your regular password, significantly enhance your account security. The app operates offline, ensuring your sensitive data remains on your device.