223+ iOS apps curated and reviewed
The best ovs viewer apps on iPhone average 4.1โ across 223+ titles โ we've ranked them by what real users actually keep on their phones. Updated June 2026.
Easily open and view Winmail.dat, MSG, and XPS email files that are incompatible with most email clients. Convert embedded content like appointments and notes into native iOS formats, and access all attachments within these files.
This app is a comprehensive file management tool for iOS devices. It allows users to extract various archive formats, create compressed files, convert media, and edit documents and PDFs. It also includes AI-powered OCR and translation features, along with a versatile file viewer and secure access options.
Consolidate and manage local and cloud files within one app. View, save, and transfer documents, presentations, media, and more across multiple cloud services and your device.
This tool allows users to extract, view, and save the contents of winmaildat, msg, and xps files. It provides a complete solution for managing these file types, including viewing all attachments and rich text messages.
Easily view, rotate, and inspect 3D STL files on your iPhone or iPad. Load models instantly from various sources for 3D printing, design review, or engineering inspection.
This free 3D viewer allows you to quickly load and inspect various 3D model file formats on any mobile device. It supports common open formats and offers intuitive controls for adjusting transparency, rotation, and shading. Specialized features are available for dental professionals using specific software.
This app is a powerful tool for extracting and compressing various archive file formats. It supports creating encrypted ZIP files, batch compression of media, and offers multiple file transfer options. It also allows viewing and playing a wide range of document, video, and audio types.
This app allows you to view and edit various file types, including code, databases, archives, images, and videos. It supports multiple programming languages and character encodings for code viewing and editing.
View, control, and record footage from your IP cameras, webcams, DVRs, and NVRs on your iOS device. It supports 2-way audio for baby monitoring and offers a recording mode to turn spare devices into network video recorders.
Easily manage your files by unzipping and archiving documents, photos, and videos. Browse and view various file types directly within the app. Offers premium features for advanced file operations and security.
Access and manage files across your home computers, network drives, and cloud storage. Upload, download, copy, and edit documents directly from your device, with built-in viewers for various file types and streaming capabilities.
This app combines a web browser, download manager, and file manager with built-in viewers for photos and documents. It allows for offline web page saving, background downloading, archive extraction, and secure access with a passcode.
Manage and view media files like photos, videos, and music from your connected device. Organize, share, and play content with features like slideshows and music playback controls. Supports various document formats for comprehensive file management.
Connect with friends and discover new content through photos, videos, and short-form entertainment. Share your daily moments and life's highlights, or dive into personalized feeds based on your interests.
View 3D models, including textured OBJ files, with adjustable camera controls. Load your own models via iTunes File Sharing and customize backgrounds for presentations or sharing.
This cross-platform CAD application allows users to view, edit, and create 2D and 3D designs on the go. It supports a wide range of file formats and offers advanced tools for precise drawing, measurement, and annotation, even offline.
This app offers robust PDF editing and viewing capabilities, alongside comprehensive file management tools. It allows users to annotate PDFs, manage files from various cloud services, and secure sensitive data with advanced encryption. Enjoy a superior reading experience with features like PDF Reflow and split-screen viewing.
View, edit, and remove EXIF metadata from your photos. This app displays detailed camera information, allows customization of displayed tags, and offers options to remove location data or the entire EXIF set. It also includes a map view and a Photos Extension for easy access.
Easily decompress and view archives in numerous formats, including ZIP, RAR, and 7Z. This app also allows you to create encrypted ZIP files, view various document and media types, and transfer files wirelessly. Secure your data with passcode and biometric locks.