Comparison

Cam vs OBS 4K

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

Head to head
About

Cam

Gain full control over your mobile photography with advanced manual settings for exposure, focus, and white balance. Stream your camera feed to external displays for studio-quality monitoring and apply creative filters and aspect ratios in real-time.

Highlights
  • Professional manual exposure controls
  • External studio monitoring
  • Real-time aspect ratios and filters
  • Apple ProRAW support
  • Custom white balance
  • Timer and burst mode
Features
Read full description

All Controls just a swipe away from the bottom of your screen Take full control of your mobile photography with Cam-ful. Designed for enthusiasts and creators who need more than just "auto" mode, Cam-ful bridges the gap between professional DSLRs and the iPhone’s ease of use. Whether you are capturing RAW landscapes, dialing in the perfect shutter speed for motion blur, or connecting to an external monitor for a studio shoot, Cam-ful provides the tools you need in a clean, distraction-free interface. Key Features: Professional Manual Controls Take command of your exposure with granular controls for ISO, Shutter Speed (1/30 to 1/250 presets), and Exposure Bias (-2 to +2 EV). Lock your focus and exposure separately to frame your shot exactly how you envision it. External Studio Monitoring Turn your iPhone into a studio camera. Cam-ful automatically detects external displays (via AirPlay or HDMI adapters) and projects a clean, full-screen camera feed without UI clutter—perfect for vloggers, streamers, and professional monitoring. Creative Suite & Live Filters Experiment with real-time aspect ratios (16:9, 1:1, 4:3) and apply non-destructive filters like Vivid, Noir, and Mono. Add cinematic flair with the built-in Vignette tool and adjustable Bokeh simulation. Pro Formats & Quality Shoot ready-to-share JPEGs/HEIFs or capture maximum detail with Apple ProRAW support. Toggle HDR, Live Photos, and lens stabilization instantly from the Pro Drawer. Additional Tools: Custom White Balance: Presets for Sunny, Cloudy, Tungsten, and Fluorescent environments. Timer & Burst Mode: Never miss a moment with 3s/10s timers and rapid-fire burst capture. Framing Assists: 3x3 Grid overlays and digital zoom levels (1x, 2x, 3x). Smart Histogram: Monitor your exposure levels in real-time. Cam-ful Features Manual Exposure Engine: ISO Slider (Min/Max device limits) Shutter Speed Presets (1/30s - 1/250s) Exposure Compensation Slider Live Histogram & Metering Optics & Physics: Focus Locking & Manual Focus Point selection Digital Zoom presets (1x, 2x, 3x) White Balance Presets (Auto, Sunny, Cloudy, Tungsten, Fluorescent) Studio Connectivity: ExternalDisplayManager: Automatically detects second screens for a clean, UI-free video feed. Capture Formats: Support for HEIF, JPEG, and RAW (DNG) Live Photo support Smart HDR & Stabilization toggles Creative Effects: Real-time Aspect Ratios (Full, 4:3, 1:1, 16:9) Live Filters (Vivid, Mono, Noir, Warm, Cool) Vignette & Bokeh Strength controls

About

OBS 4K

Transform your iPhone into a professional 4K webcam for your Mac. Stream in high resolution with ultra-low latency and advanced controls. Ideal for video conferencing, live streaming, and content creation.

Highlights
  • 4K, 1080p, 720p streaming
  • Ultra-low latency
  • H.265 hardware encoding
  • Multiple lens support
  • Full zoom and exposure control
  • Custom stream profiles
Features
Read full description

Turn your iPhone into a professional 4K camera for your Mac. OBS 4K streams your iPhone camera in stunning 4K resolution over USB or WiFi, with ultra-low latency H.265 hardware encoding. KEY FEATURES: • 4K, 1080p, and 720p streaming over USB or WiFi • H.265 hardware encoding for crystal-clear quality at minimal bandwidth • Ultra-low latency — see your camera feed in real time • Multiple lens support — switch between Ultra Wide, Wide, and Telephoto • Screen curtain mode to save battery while streaming PRO FEATURES: • 60 fps smooth capture for professional-quality video • Full zoom and exposure control with real-time adjustments • Focus and exposure lock for consistent shots • Custom stream profiles for quick setup • Advanced ISO, white balance, and torch controls PERFECT FOR: • Video conferencing (Zoom, Google Meet, Microsoft Teams) • Live streaming (OBS Studio, Streamlabs) • Content creation and YouTube recording • FaceTime calls in stunning quality • Professional video production OBS 4K creates a virtual camera on your Mac, so any app that uses a webcam can use your iPhone’s powerful camera system. Connect via USB for the best quality, or go wireless with WiFi. Download now and transform your iPhone into the ultimate webcam. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ioscorner.com/privacy.html

Screenshots

Cam3 screens
OBS 4K4 screens

Verdict

The call

The clearest difference is rating: OBS 4K at 4.7 against Cam's 1.0. OBS 4K also leads on ratings volume (24 vs 1). Cam's advantage is in-app purchases (none vs 3) and iOS requirement (15.0 vs 17.0). On price, ads and device support 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. OBS 4K sells 3 in-app purchases, starting at $5.99 per month. Cam asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

OBS 4K holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: OBS 4K has 24 ratings behind it against 1, so its average is the more settled of the two.

Scorecard5 real differences · 5 level
Cam versus OBS 4K: the parameters behind the verdict, then further details
ParameterCamOBS 4K
PriceFreeFree
Rating1.0 (1 ratings)4.7 (24 ratings) — better
Positive reviews—22.2% of reviews
Number of ratings124 — better
Update frequency—Weekly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, Mac
Requires iOS15.0 — better17.0
Further details — not scored
Size2 MB4 MB
Age rating4+4+
DeveloperElliot WilliamsHuseyin Bagana

In-app purchases

None

Cam

No in-app purchases

3 purchases

OBS 4K

Subscriptions2
  • OBS 4K Pro Monthly$5.991 Month
  • OBS 4K Pro Yearly7 Days trial$79.991 Year
One-time1
  • OBS 4K Pro Lifetime$103.99

Questions

Is Cam free?
Cam is free to download, with no in-app purchases.
Is OBS 4K free?
OBS 4K is free to download, with in-app purchases available.
Which has better reviews, Cam or OBS 4K?
OBS 4K is rated higher. Cam averages 1.0 out of 5 from 1 ratings, while OBS 4K averages 4.7 from 24 ratings.
Do Cam or OBS 4K have ads?
Neither Cam nor OBS 4K shows ads.

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