USB Camera vs USB扩展屏
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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 and HTTP 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.
USB扩展屏
Read full descriptionHide full description
USB扩展屏可以将您的iOS设备变成一个便携显示器，通过视频采集卡，直接采集USB数据，支持声音采集，高清无延迟 支持手势快速截屏与录屏 以下为各设备连接教程： switch+底座 / xbox / ps - 视频采集卡 - iPad/iPhone
Screenshots
Verdict
The clearest difference is in-app purchases: USB Camera at none against USB扩展屏's 1. USB扩展屏's advantage is ads (none vs shown) and update cadence (daily vs every 2 weeks). On price, device support and iOS requirement 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. USB扩展屏 sells 1 one-off in-app purchase. USB Camera asks for nothing beyond the download.
USB Camera ships an update every 2 weeks, USB扩展屏 daily. The most recent releases landed on September 9, 2026 and September 15, 2026 respectively.
| Parameter | USB Camera | USB扩展屏 |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (10 ratings) — better | — |
| Positive reviews | 42.9% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 2 weeks | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 35 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | 垚 沈 | 晓满 李 |
In-app purchases
USB Camera
No in-app purchases
USB扩展屏
- 完整版$0.99
