Connect USB cameras like borescopes and microscopes to your iPhone or iPad. Preview live video, capture photos and videos, and utilize features like zoom, rotation, and image mode selection.
5.0(1 ratings)
Free
Best apps like S-Viewer
10+ similar apps compared and reviewed
3.1 avg rating
10 free apps
Updated August 2026
Whether you want more options like S or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
Top Alternatives to S
USB-VIEW by 志强 童
Strong Contender
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1.8(26 ratings)
Free
This application connects to WIFI image transmission equipment, enabling wireless image data transfer between cameras and iOS devices. It allows for real-time, free transmission of visuals from anywhere, anytime.
2.9(9 ratings)
FreeAds
Connect USB webcams or capture cards to your iOS device to record video, capture snapshots, or stream live. It can also function as a wireless IP camera for security monitoring with browser access and bi-directional audio. Supports multi-camera setups and loop recording.
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i-SEEING
by Shanghai Qingying Electronic Technology LLC
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Transform your smartphone into a powerful magnification tool. Observe and record microscopic details with your phone's camera and a macro lens. Measure objects with a scale bar and add notes to your digital micrographs.
Professional magnification toolRecord digital micrographsOptical magnification
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USB Camera pro-capture driver
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This app enables iPads to function as external displays for USB cameras and video capture cards. It offers plug-and-play connectivity without drivers, supporting various devices and providing features like recording, screenshots, and image enhancement.
Connect USB cameras and capture cards to iPadExternal display for video capturePlug-and-play, no driver needed
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MicVision
Microscope Software
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Capture high-clarity images and videos from microscopes using your smartphone. Optimize illumination and focus for technical and medical applications. Share your findings easily via email or social media.
Capture high-clarity images and videosOptimized camera settingsFine control of illumination and focus
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M-Scope
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AccuView
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ISM-WF200
wifi digital microscope
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Explore the microscopic world with a WiFi digital microscope. Capture images, record videos, and perform measurements. Ideal for educational, research, and hobbyist use.
Microscopic observationImage captureVideo recording
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DLscope
by 红奎 刘
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Control hardware devices and view their image data directly from your phone. Capture photos and save them to your device, or share them easily with others. This utility app offers a straightforward way to interact with connected hardware.
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