Comparison

Pro Camera vs HDR Diagnostics

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

Head to head
About

Pro Camera

This advanced photography app offers DSLR-style manual controls for iPhone users. It provides tools for long exposure, focus and exposure bracketing, and zero shutter lag capture, supporting various RAW formats.

Highlights
  • Full manual controls (ISO, shutter speed, focus, white balance)
  • Long exposure modes (Motion Blur, Light Trails)
  • Focus and Exposure Bracketing
  • Zero Shutter Lag capture
  • Live histograms and zebra stripes
  • RAW and ProRAW support
Features
Read full description

Reeflex is the most advanced photography app on the App Store built for enthusiasts, creatives, and professionals! It brings advanced DSLR-style controls to your iPhone in a clean, intuitive interface. Recognized as “App of the Day” and featured in “Apps We Love” by the App Store team, Reeflex gives you everything you need to elevate your photography in one app. — Professional Tools for Everyone — Reeflex combines classic still photography and advanced Slow Shutter modes for long exposure, together with full manual control over focus, exposure, shutter speed, ISO, and white balance. Monitor exposure with live histograms and zebra stripes. Fine-tune focus with focus peaking and focus loupe. With a simple two-finger gesture, independently place focus and exposure reticles anywhere in the scene. Shoot with Zero Shutter Lag, powered by an optimized capture pipeline that delivers one of the fastest capture experiences on the App Store. Reeflex supports HEIF, JPG, and RAW on all iPhone models, plus Apple ProRAW* and 48MP*** on compatible devices. — Slow Shutter Mode — Reeflex offers powerful long exposure tools leveraging the iPhone Smart-HDR for incredible dynamic range. Use Motion Blur or Light Trails to smooth moving water and clouds, make crowds disappear, or transform roads and night skies into flowing streaks of light. Long exposure on iPhone has never been easier. — Focus & Exposure Bracketing — Capture multiple frames across different focus points for edge-to-edge sharpness, or bracket exposures to preserve detail in highlights and shadows — ready for perfect blends and full creative control. — Burst Mode & Burst On Tap — Capture every moment with Burst Mode. Press and hold the shutter for rapid sequences with a real-time shot counter, or enable Burst on Tap for instant bursts with zero delay. Customize shot count, focus lock, and burst grouping. — Honorable Mentions — Reeflex has been recognized by the App Store team as “App of the Day” and featured in “Apps We Love". Praised within the photography community as one of the best manual camera apps available on iPhone. Reeflex has also been featured across leading photography platforms and publications, including PetaPixel, Fstoppers, Mobiography, and other specialized media. — MAIN FEATURES — • Full manual controls (ISO, shutter speed, exposure, focus, white balance) • Focus Bracketing for edge-to-edge sharpness • Exposure Bracketing for extended dynamic range • Burst Mode & Burst On Tap • Zero Shutter Lag capture • Live histograms & zebra stripes • Focus Peaking & Loupe (Magnifier) • AF/AE reticles • Camera selection • Gyroscopic tiltmeter & ext digital zoom • JPG, HEIF, TIFF, ProRAW* and RAW** formats • 12MP and 48MP capture support*** • Enhanced gallery with RAW+JPG tags and burst/bracket grouping • Advanced metadata view with GPS location • Accessibility support for color-blind users • Tutorials (in settings) — SLOW SHUTTER MODES — •⁠ ⁠Motion Blur — smooth water, flowing clouds, dynamic movement •⁠ ⁠Light Trails — transform traffic and stars into streams of light •⁠ ⁠Capture durations from 0.5 seconds up to 2 hours and Bulb (unlimited) •⁠ ⁠Live Preview — watch your image build in real time — REMARKS — *ProRAW is supported on iPhone 12 Pro and newer. **RAW format is limited to 12MP and requires iPhone 6s or newer. On iPhone 11 and earlier, RAW is not supported on the Ultra Wide camera. ***48MP is supported on the: •⁠ Main Wide camera of iPhone 14 Pro & newer •⁠ ⁠Ultra Wide camera of iPhone 16 Pro & newer •⁠ Telephoto camera of iPhone 17 Pro & newer — CONNECT — • Need help or want to share feedback? support@reeflexstore.com • Tutorial: https://reeflexstore.com/pages/pro-camera-2 • FAQ: https://reeflexstore.com/pages/faq-reeflex-pro-camera • Follow @ReeflexCamera and tag #ShotWithReeflex — ADMIN — Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://reeflexstore.com/pages/privacy-policy

About

HDR Diagnostics

This application helps iPhone users troubleshoot and optimize their device's HDR capabilities. It analyzes your phone's HDR headroom and identifies potential issues hindering maximum HDR performance.

Highlights
  • Troubleshoot HDR support
  • Optimize HDR settings
  • Analyze HDR headroom
  • Identify HDR limitations
  • Understand HDR potential
Features
Read full description

This app is designed to help troubleshoot and optimize HDR support on your iPhone. Determine how much HDR "headroom" (capability) your phone has, as well as understand any factors which may be preventing you from experiencing the maximum HDR potential.

Screenshots

Pro Camera4 screens
HDR Diagnostics1 screens

Verdict

The call

The clearest difference is rating: HDR Diagnostics at 5.0 against Pro Camera's 4.4. HDR Diagnostics also leads on in-app purchases (none vs 3) and iOS requirement (16.0 vs 18.0). Pro Camera's advantage is ratings volume (999 vs 5). 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. Pro Camera sells 3 in-app purchases, starting at $6.99 per year. HDR Diagnostics asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

HDR Diagnostics holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Pro Camera has 999 ratings behind it against 5, so its average is the more settled of the two.

Scorecard5 real differences · 5 level
Pro Camera versus HDR Diagnostics: the parameters behind the verdict, then further details
ParameterPro CameraHDR Diagnostics
PriceFreeFree
Rating4.4 (999 ratings)5.0 (5 ratings) — better
Positive reviews53.3% of reviews—
Number of ratings999 — better5
Update frequencyEvery 5 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS18.016.0 — better
Further details — not scored
Size49 MB1 MB
Age rating4+4+
DeveloperReeflex GmbHGreg Benz Photography LLC

Customer experience

Pro Camera

All ratings999 ratings
Positive84.1%
Neutral5.5%
Negative10.4%
Written reviews420 reviews
Positive53.3%
Neutral10.0%
Negative36.7%

HDR Diagnostics

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Pro Camera

Reported bugs

5 issues
  • Photos not saving to camera roll
  • Zoom functionality not working as expected
  • Manual settings resetting after each shot
  • Crashes when using certain features like long exposure
  • UI issues on iPad with incorrect orientation

Requested features

5 requests
  • Add support for 48MP ProRAW on iPhone 14 Pro
  • Implement Bluetooth shutter remote support
  • Improve focus bracketing and auto focus capabilities
  • Allow manual settings to be saved as presets
  • Integrate with photo editing apps like Darkroom

HDR Diagnostics

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Pro Camera

Subscriptions2
  • Slow Shutter Modes$6.991 Year
  • Pro Camera Annual3 Days trial$14.991 Year
One-time1
  • Reeflex Pro Camera - Lifetime$24.99
None

HDR Diagnostics

No in-app purchases

Questions

Is Pro Camera free?
Pro Camera is free to download, with in-app purchases available.
Is HDR Diagnostics free?
HDR Diagnostics is free to download, with no in-app purchases.
Which has better reviews, Pro Camera or HDR Diagnostics?
HDR Diagnostics is rated higher. Pro Camera averages 4.4 out of 5 from 999 ratings, while HDR Diagnostics averages 5.0 from 5 ratings.
Do Pro Camera or HDR Diagnostics have ads?
Neither Pro Camera nor HDR Diagnostics shows ads.

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