Wi vs USB Camera
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wi
This app connects to wireless microscopes to display live magnified images on your iPhone or iPad. It allows users to capture photos and videos of specimens, making it useful for education, medical diagnosis, and crime scene investigation.
- Connects to wireless microscopes
- Displays live microscope image
- Captures images and videos
- Supports iPhone and iPad
- Ideal for education and professional use
Read full descriptionHide full description
Wi-Viewer is an APP for wireless Microscope and wireless microscope stand. It is available for both iPhone and iPad series. WiFi networking is necessary to connect your iOS device with microscope. It can display the live image from your microscope and capture the image with wireless microscope or wireless microscope stand. The wireless digital microscope is ideal for sharing documents, art, photography, handwritten notes, graphs and other learning materials in the classroom. Teachers can share the magnified image of the specimens immediately. In hospital or clinic, doctors can show patients live image, record the diagnosis process, and saving the diagnosis image. In crime scenes, investigators or policemen can snap images on iOS device and send the images to the lab or other investigation department.
USB Camera
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.
- Connect USB webcams and capture cards
- Record video and capture snapshots
- Wireless IP camera functionality
- Live streaming via RTMP/SRT
- Multi-camera support with PIP
- Loop recording with auto-segmentation
Read full descriptionHide full description
"USB Camera" can let your iOS device connect to USB WebCam or video capture card. You can record video or capture snapshot, OR turn your phone into a wireless IP Camera via build-in RTSP/RTSPS and HTTP/HTTPS Server for security monitoring WITH Bi-directional audio support, you can use your browser to view, of course, include "IP Camera" App. "USB Camera" can push the video and audio to RTMP/SRT live media server (e.g. Push to YouTube, Facebook), and use for network broadcast. It supports the rtmps security protocol and SRT protocol and it can also push the media to multiple media server at the same time. It also supports HEVC/AV1 over RTMP and can be used for YouTube Live currently. It supports Multi Cam feature which allows you to connect multiple external USB cameras or video capture cards simultaneously and process into PIP video then transfer. It supports loop-recording. It can set auto-segment when recording and auto-delete old video archives when no enough storage.
Screenshots
Verdict
The clearest difference is ads: Wi at none against USB Camera's shown. Wi also leads on rating (3.0 vs 2.7) and monetization model (free vs ad-supported). USB Camera's advantage is update cadence (fortnightly vs every 4 months). On price, review sentiment, ratings volume and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Wi holds the better App Store score, 3.0 against 2.7. Both are backed by a comparable volume of ratings — 4 and 10 respectively. Written reviews point the same way: 50% of Wi's written reviews are positive against 43% of USB Camera's.
Wi ships an update every 4 months, USB Camera fortnightly. The most recent releases landed on September 20, 2026 and October 8, 2026 respectively.
| Parameter | Wi | USB Camera |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (4 ratings) — better | 2.7 (10 ratings) |
| Positive reviews | 50.0% of reviews — better | 42.9% of reviews |
| Number of ratings | 4 | 10 — better |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 7.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 8 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | TSUNG JUNG HU | 垚 沈 |
Customer experience
Wi
USB Camera
In-app purchases
Wi
No in-app purchases
USB Camera
No in-app purchases









