Comparison

Stream Studio NDI OBS Camera vs USB Camera to NDI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Stream Studio NDI OBS Camera

Transform your iPhone or iPad into a professional camera for presentations, tutorials, and gaming. This app enables real-time streaming to NDI or RTSP-enabled devices with high-quality, low-latency video. Its user-friendly interface and customizable settings make it accessible for all users.

Highlights
  • Seamless camera casting via NDI/RTSP
  • High-quality, low-latency streaming
  • User-friendly interface
  • Customizable resolution and frame rate
  • Wide compatibility with NDI/RTSP receivers
  • Privacy and security features
Read full description

Bring your presentations, tutorials, gaming sessions, and more to life with Stream Studio NDI Camera! Our app allows you to effortlessly cast your iPhone or iPad screen using the powerful and versatile NDI (Network Device Interface) protocol, as well as the widely supported RTSP (Real-Time Streaming Protocol). Whether you’re a content creator, educator, or professional, Stream Studio NDI Camera is the perfect tool to share your camera in real-time with any NDI or RTSP-enabled device. Features: • Seamless Camera Casting: Easily broadcast your iPhone or iPad camera to any NDI or RTSP-compatible device on the same network. • High-Quality Streaming: Experience low-latency and high-definition streaming, ensuring your content is delivered with clarity and precision. • User-Friendly Interface: Simple and intuitive design makes camera casting accessible to everyone, regardless of technical expertise. • Customizable Settings: Adjust resolution, frame rate, and more to match your specific needs and preferences. • Wide Compatibility: Works with popular NDI and RTSP receivers, including software and hardware solutions for professional environments. • Privacy and Security: Stream with confidence knowing your data is secure and only shared with your chosen receivers. How It Works: 1. Download and Install: Get Stream Studio NDI Camera from the App Store and install it on your iPhone or iPad. 2. Connect to Wi-Fi: Ensure your device is connected to the same Wi-Fi network as your NDI or RTSP receiver. 3. Launch the App: Open Stream Studio NDI Camera and start your camera casting session with a single tap. 4. Select Your Receiver: Choose your target NDI or RTSP device from the list and start streaming your camera feed in real-time.

About

USB Camera to NDI

This app allows you to monitor and convert UVC cameras to NDI streams in real-time. It supports various NDI formats, offers simultaneous recording to Photos, and can extend camera capabilities using HDMI adapters.

Highlights
  • Monitor UVC cameras for free
  • Switch between multiple UVC cameras
  • Real-time NDI conversion
  • Supports FULL NDI, NDI HX H.264, NDI HX HEVC
  • Record to Photos simultaneously
  • NDI tally status indicator
Features
Read full description

- Monitoring any UVC camera for free - Switch in multiple UVC cameras - Audio UV meters included - Record to Photos simultaneously - Converts UVC camera to NDI in real-time, supports FULL NDI, NDI HX H.264, NDI HX HEVC - NDI tally status indicator - Use HDMI -> USB adapter to extend more traditional cameras, no longer need an expensive HDMI-NDI converter any more - Use a USB-C adapter with HDMI output for external full-screen monitoring - Use Apple TV, Google TV Stick or Amazon Fire TV Stick for wireless AirPlay monitoring

Screenshots

Stream Studio NDI OBS Camera3 screens
USB Camera to NDI1 screens

Verdict

The call

The clearest difference is rating: USB Camera to NDI at 3.9 against Stream Studio NDI OBS Camera's 3.0. USB Camera to NDI also leads on review sentiment (29% vs 0%) and ratings volume (98 vs 4). Stream Studio NDI OBS Camera's advantage is update cadence (weekly vs monthly). On price, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Stream Studio NDI OBS Camera sells 3 in-app purchases, starting at $9.99 per month and USB Camera to NDI sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

USB Camera to NDI holds the better App Store score, 3.9 against 3.0. That said, the two scores are not equally well evidenced: USB Camera to NDI has 98 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 0% of Stream Studio NDI OBS Camera's written reviews are positive against 29% of USB Camera to NDI's.

UpkeepUpdate frequency

Stream Studio NDI OBS Camera ships an update weekly, USB Camera to NDI monthly. The most recent releases landed on June 2, 2026 and September 23, 2026 respectively.

Scorecard4 real differences · 6 level
Stream Studio NDI OBS Camera versus USB Camera to NDI: the parameters behind the verdict, then further details
ParameterStream Studio NDI OBS CameraUSB Camera to NDI
PriceFreeFree
Rating3.0 (4 ratings)3.9 (98 ratings) — better
Positive reviews0.0% of reviews28.6% of reviews — better
Number of ratings498 — better
Update frequencyWeekly — betterMonthly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS16 — better17.6
Further details — not scored
Size82 MB41 MB
Age rating4+4+
DeveloperLudovic BouguerraTopDirector Corporation

Customer experience

Stream Studio NDI OBS Camera

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

USB Camera to NDI

All ratings98 ratings
Positive71.4%
Neutral4.1%
Negative24.5%
Written reviews7 reviews
Positive28.6%
Neutral0.0%
Negative71.4%

In-app purchases

3 purchases

Stream Studio NDI OBS Camera

Subscriptions2
  • Pro3 Days trial$9.991 Month
  • Pro yearly3 Days trial$44.991 Year
One-time1
  • Pro Lifetime$59.99
4 purchases

USB Camera to NDI

One-time4
  • Remove Ads$0.99
  • Enable NDI Sending$4.99
  • Enable Recording and Snapshot$9.99
Show 1 more
  • HDMI, ScreenMirroring, AirPlay$9.99

Questions

Is Stream Studio NDI OBS Camera free?
Stream Studio NDI OBS Camera is free to download, with in-app purchases available.
Is USB Camera to NDI free?
USB Camera to NDI is free to download, with in-app purchases available.
Which has better reviews, Stream Studio NDI OBS Camera or USB Camera to NDI?
USB Camera to NDI is rated higher. Stream Studio NDI OBS Camera averages 3.0 out of 5 from 4 ratings, while USB Camera to NDI averages 3.9 from 98 ratings.
Do Stream Studio NDI OBS Camera or USB Camera to NDI have ads?
Neither Stream Studio NDI OBS Camera nor USB Camera to NDI shows ads.
Which is updated more often, Stream Studio NDI OBS Camera or USB Camera to NDI?
Stream Studio NDI OBS Camera ships an update weekly, and USB Camera to NDI monthly. Most recently, Stream Studio NDI OBS Camera was updated on June 2, 2026 and USB Camera to NDI on September 23, 2026.

Other comparisons