195+ iOS apps curated and reviewed
The best viber messenger lock apps on iPhone average 4.2★ across 195+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
Connect with people worldwide through secure messaging and free audio/video calls. Enjoy group chats, disappearing messages, and low-cost international calls. Express yourself with stickers, GIFs, and AI bots.
A fast, secure, and powerful instant messaging app synced across all devices. It offers unlimited media and file sharing, robust encryption, and extensive group chat capabilities. Enjoy a simple, private, and customizable communication experience.
Connect with friends and family through text, audio, and video calls. Share photos, videos, and large files, and express yourself with custom themes and animated content. Features an AI assistant for help and support.
Easily place small notes and messages directly on your friends' lock screens. Connect with your closest friends and share quick thoughts or reminders visually.
Easily manage multiple chat accounts on a single device. Access web chat, use dual accounts in parallel, and connect quickly with phone number login. Securely back up important conversations for peace of mind.
Secure your private files, photos, videos, and sensitive information with password protection and encryption. This app also functions as a file manager, allowing wireless transfers and secure browsing, acting as a comprehensive tool for smartphone data security and privacy.
Secure your sensitive applications and personal data with this privacy tool. Easily lock any app to prevent unauthorized access and keep your information out of sight from prying eyes. Enjoy enhanced device security and peace of mind.
This enhanced messenger offers a secure and private communication experience with advanced features. Enjoy a TikTok-style video feed, superior chat organization, and efficient file sharing. It provides tools for smarter message management and seamless global conversations.
Communicate with friends through text and voice messages, stickers, music, and photos. Enjoy unlimited group video calls and add custom themes to your chats. Securely send self-destructing messages and receive business notifications.
Securely log in to websites and apps using your phone's built-in security key or a physical Bluetooth key. It simplifies access by remembering your passwords and offering a more convenient sign-in experience.
This app allows you to sync your messaging accounts across multiple devices, save status updates, and utilize an AI assistant for drafting messages and getting instant answers. It also features an offline OCR scanner to extract text from images and offers creative font options for your messages.
Securely hide your private photos and videos with a password, fingerprint, or face ID. This app offers a private browser with automatic history deletion, ensuring your sensitive media remains inaccessible to others.
Securely communicate and collaborate with end-to-end encryption. This app offers a unified platform for calls, chats, file sharing, and video conferences, designed for both small teams and large organizations. It prioritizes privacy with features like self-deleting messages and guest links.
Connect with friends and family globally through private messaging and high-quality calls. Share moments, documents, and stay in touch across devices, even on slow connections. Your conversations are secured with end-to-end encryption.
Manage your older Lockly smart locks and safes. Remotely control access, generate temporary codes, and monitor activity logs. Integrates with voice assistants for convenient, hands-free operation.
Transform your smartphone into a key for compatible smart locks. Unlock doors with a simple touch, eliminating the need for physical keys. Grant access remotely to family and friends with customizable eKeys and monitor lock activity.
Transform your smartphone into a secure digital key for your home. Grant and manage access for family and friends, and monitor who enters and when. Enjoy convenient features like automatic unlocking and locking, with easy DIY installation and smart home integration.
Manage multiple messaging accounts or use one account across multiple devices. Access web-based messengers with a desktop-like interface and secure your data with a screen lock feature.
Connect privately with friends and family through secure, end-to-end encrypted messaging. Share various media types, utilize disappearing messages, and manage your online presence with customizable availability modes.
Manage screen time and enhance privacy with customizable modes for work, personal use, and parental control. Set app restrictions, use geofencing, and secure apps with passwords or biometrics. Features include intruder alerts and app disguise for added security.