232+ iOS apps curated and reviewed
The best lock notes apps on iPhone average 4.4β across 232+ titles β we've ranked them by what real users actually keep on their phones. Updated May 2026.
A secure notes app that allows you to protect your private notes with a passcode or Touch ID. Backup notes to iCloud and sync across devices easily. Keep your diary, contacts, passwords, and secrets safe from prying eyes.
"Store your most sensitive notes securely with three lock options. Create, organize, and customize notes with different fonts and emojis. Keep your information safe and organized easily!"
A secure notepad app for private notes, contacts, and passwords with password protection and easy access. Features include Face ID/Touch ID support, note sorting, automatic lock, and password recovery. Keep your information safe and organized with this user-friendly tool.
A secure notes app that offers biometric authentication for privacy, with features like organizing notes in folders, search functionality, and advanced editing. Keep your notes safe with Face ID or Touch ID lock and automatic hiding when the app is in the background. Start securely storing your notes in less than a minute!
Quickly jot down notes with this app that ensures privacy with a lock feature. Subscribe for an ad-free experience to support ongoing development. Terms and Privacy Policy available at [Terms Link] and [Privacy Policy Link].
A secure notes app that offers end-to-end encryption for your personal and work notes across all devices. Write, sync, and access your notes with peace of mind.
A digital journaling app that lets you effortlessly record your thoughts, ideas, and experiences while also offering features like organization, customization, and easy sharing. Journal your life with ease and convenience.
This private journaling app securely stores your personal thoughts, passwords, and reminders, protecting them with advanced biometric authentication and encryption. With a simple and elegant interface, iCloud sync, and customizable themes, you can write freely and store your secrets safely, with your privacy as the top priority.
Secure your private notes with this app that allows you to separate and protect your secret thoughts from your device's standard notes. Enjoy features such as pencil eraser animations, stickers, and sticky notes for an interactive experience. Backup your data for peace of mind in case your device is lost or damaged.
Track life's progress, log daily thoughts, and protect your secrets with a password in this electronic diary app. Enjoy features like time stamps, reminders, night mode, and export options to PDF or text files. Organize entries with search and choose from different font sizes and types for a personalized journaling experience.
"Protect your personal notes with password security and lightning-fast functionality. Choose from colorful themes, enjoy ad-free usage, and sync effortlessly across devices. Download now for secure and convenient note-taking."
A versatile note-taking app with to-do list and planner features for organizing ideas and schedules. Seamlessly syncs across devices for productivity on the go. Stay organized in everyday life, business, and education. Experience enhanced functionality with premium versions available.
A simple and secure memo app with password protection for easy note-taking. No need for complex operations, just focus on jotting down your thoughts effortlessly. Check out the Terms of Use for more information.
An app that lets you protect your notes with passwords on all your Apple devices. Keep your private notes secure with Touch ID or passcode lock, back them up to iCloud, and sync them effortlessly across your devices. Safeguard your confidential information now!
Safety Note is an app designed to safeguard your private notes from unauthorized access. Featuring advanced security measures like passcode protection, biometric support, intruder reporting, and more, it ensures your personal information remains confidential. Take control of your privacy by downloading Safety Note now. Visit the website for more information and to enhance your note security today.
This application allows you to securely store and organize your notes and to-do lists with password protection, and also features voice recordings, photo attachments, and reminder alerts. With a user-friendly interface and robust security options, you can keep your private notes and tasks safe and easily accessible.
"My Diary - Journal with Lock" is a free online diary with lock that lets you record daily journals, thoughts, mood trackers, and private moments with customizable features like themes, moods, and password protection. Journal for mental health benefits and gain control of your emotions in a personalized writing experience. Start journaling now for improved well-being!
A secure notes app that offers three levels of protection for your notes, folders, and app using passcodes, Touch ID, or Face ID. Keep your secrets safe with Secure Notes!
Quickly add important reminders to your iPhone's lock screen with this convenient app. Access your notes without unlocking your phone, making it easy and efficient to stay organized. Download now for a simpler way to keep track of your tasks and thoughts.