Comparison

DxO ONE vs Nitro Photo

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

Head to head
About

DxO ONE

This app transforms your iPhone or iPad into a sophisticated control center for a professional-quality connected camera. It allows you to capture stunning photos and videos, even in low light, and offers advanced manual controls for creative photography. Easily manage, edit, and share your images directly from your mobile device.

Highlights
  • iPhone display as viewfinder
  • Advanced manual camera controls
  • Low light and SuperRAW capture
  • JPEG and RAW photo storage
  • Scene and Selfie modes
  • Photo browsing and sharing
Read full description

The DxO ONE app for iOS is designed to help you make the most of your DxO ONE camera* for iPhone® and iPad®**. The revolutionary DxO ONE is a professional quality connected camera that attaches via the Lightning connector and turns your iPhone display into a big beautiful viewfinder and sophisticated control center for the camera. With a fast f/1.8 prime lens and large 1-inch sensor, the DxO ONE lets you capture gorgeous portraits and amazing low light photos that you can instantly share with family, friends and followers. “Finally, an iPhone Camera Good Enough for a Pro” Wall Street Journal “The best camera I've ever stuffed in my shirt pocket” The Verge “The World's Smallest 1-Inch Sensor Camera by DxO Is Now Available, and It's Pretty Incredible” fstoppers This app is designed exclusively to operate the DxO ONE camera (purchased separately: http://store.dxo.com/). With the DxO ONE camera* you can: • Use your iPhone display as the viewfinder and on-screen controls for the DxO ONE camera • Browse your photos, change modes, and access all the camera’s features • Tap to instantly toggle between photo and video capture modes • Quickly access the DxO ONE Getting Started and User Guides This app provides the following features for the DxO ONE camera*: • Shoot in Auto mode to begin capturing amazing photos immediately • Tap to choose scene modes for Sport, Portrait, Landscape or Night photography • Innovative Selfie mode provides a softbox-style fill light that naturally and smoothly illuminates your face • Choose to store your photos as JPEG images, or as RAW files for the highest quality • Capture photos in extreme low light using DxO’s unique SuperRAW™ format The DxO ONE camera* provides serious controls for serious photographers, including: • One-tap access to Aperture priority, Speed priority, Program and Manual modes • Dial the variable aperture from f/1.8 to f/11 to precisely control the depth of field • Freeze action with shutter speeds up to 1/20 000 of a second • Capture a starry night sky with exposure times up to 30 seconds • Dial to adjust ISO values from 100 to a high of 51200 • Modify exposure compensation from -3 to +3 in 0.3-step increments • Toggle between Multi-zones, Center-weighted, and Spot metering modes • Tap to switch between Single-shot and Continuous Auto-focus modes • Focus with precision using the magnification loupe in manual focus mode • Leave in Auto White Balance mode or tap for Incandescent, Fluorescent, Sunny, etc. With the DxO ONE camera* connected to your iPhone you can: • Review and browse your photos and easily share them to Facebook, Twitter, Instagram and more • Tap to instantly add your best shots to a Favorites folder for quick access • Edit your DxO ONE photos using your preferred 3rd-party photos apps • Choose to store photos on both the microSD card in your DxO ONE and your iPhone (JPEG only) or on the microSD card only *Requires the DxO ONE camera, purchased separately: http://store.dxo.com/ **The DxO ONE camera made for iPhone X, iPhone 8 Plus, iPhone 8, iPhone 7 Plus, iPhone 7, iPhone SE, iPhone 6s Plus, iPhone 6s, iPhone 6 Plus, iPhone 6, iPhone 5s, iPhone 5c, iPhone 5, iPad Pro (12.9 inch), iPad Pro (9.7 inch), iPad Air 2, iPad mini 4, iPad mini 3, iPad Air, iPad mini 2, iPad (4th gen), iPad (5th gen)

About

Nitro Photo

This powerful photo editor and manager offers flexible storage, extensive camera support, and advanced editing tools. It allows for AI-powered masking, object removal, and a wide range of professional adjustments to enhance your images.

Highlights
  • Flexible storage options (Files.app, external, Photo Library)
  • AI-generated masks and object removal
  • Extensive camera RAW support
  • 16 professional adjustment tools
  • Presets, LUTs, and copy/paste adjustments
  • Smart album creation
Features
Read full description

Introducing Nitro, the brand new photo editor and manager from the developer of RAW Power. Nitro is designed for every photographer and every photograph. Try Nitro for free for 7 days without any obligation. No subscription signup, no nonsense. Requires iOS 16 or later. Easy, Powerful, Fast. Built with the latest technologies, Nitro has exceptional integration with iOS, including the most control over Apple’s RAW decoder. Its combination of flexible storage options, camera support, and editing tools is unmatched by any app. If you liked Aperture or RAW Power, you’ll love Nitro. Flexible Storage Options * Store your images in Files.app, external storage, or use Apple’s Photo Library * Rate, flag, and filter your images by 11 criteria, including rating, orientation and file type * Add keywords to images in the file system, manually or with AI assistance * With Photos, ratings, edits, and smart albums sync over iCloud * With Files.app and external storage, ratings and edits are stored in XMP sidecars * Move originals, ratings, and edits between the Photo Library and Files.app * UGreen NAS is not compatible with Nitro (bug reported to UGreen) Thoughtful purchasing and trial options * Try the app with absolutely no obligation. No signup, no unexpected charges. * Buy the app once, or get an inexpensive monthly and annual plan * All purchases include all platforms: macOS, iPhone, and iPad! Stop waiting for camera support * Supports more cameras than Photos, Darkroom, or Photomator, including compressed Fujifilm, Nikon HE and GoPro RAWs * By far, the most control over Apple’s RAW decoder. Fine tune your RAWs with noise reduction, moire, ProRAW tone mapping, and more. Seeing is Believing * View detailed metadata side-by-side * Synchronized Pan and Zoom of up to 4 images at once (iPad only) * Comparison mode helps you pick your favorites from a burst * Light and Dark user interface modes Masking with AI * AI-generated masks to quickly isolate a subject or background * Linear and radial gradients with invert and control over the ramp * Brushes provide full control over your mask, including softness, strength, and size * Edge Aware brushes automatically follow contours * Fine tune AI and gradients with brushes for maximum control Quick Fixes * Remove objects using Generative AI * Clone * Spot/Wire Removal * Highlight Recovery * Auto Enhance 16 Professional Adjustments * Tone, Enhance, White Balance, RAW * Crop, Lens Correction, Perspective * Levels, Curves, HSL, Split Toning * Detail, Depth, Black and White, Vignette, Channel Mixer * Apply most adjustments to masks including Levels, Curves, Blur, HSL, and Fringe control Presets, LUTs, and Copy/Paste * Quickly enhance images with a large set of presets and LUTs * Import your own LUTs and make your own presets * Advanced Copy and Paste of adjustments * Camera presets let you apply adjustments automatically by camera model Do More with the Photo Library * Make Smart Albums with complex queries * Search by file name, file type (including RAW+JPEG), and more * Sync everything over iCloud * Edit inside Nitro or with the included Photo Editing Extension Do More with the File System * Rate, flag, and edit non-destructively * All data is stored in XMP sidecars next to your originals * Search by file name, camera, lens, ISO, and more Workflow the way you want * Batch processing of presets, rotation and export * Export with control over size, compression, format, and metadata * Launch other apps after export for custom workflows * Integrated watermarking with both images and text * RAW Power edits are 100% compatible with Nitro After the trial, you need to purchase the app or subscribe to use all the features. Privacy Policy: https://www.iubenda.com/privacy-policy/68647707 Terms of Use: http://www.apple.com/legal/itunes/appstore/dev/stdeula

Screenshots

DxO ONE4 screens
Nitro Photo4 screens

Verdict

The call

The clearest difference is rating: Nitro Photo at 4.8 against DxO ONE's 3.6. Nitro Photo also leads on review sentiment (86% vs 47%). DxO ONE's advantage is in-app purchases (none vs 9) and iOS requirement (10.1 vs 16.4). On price, ratings volume, update cadence and ads 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. Nitro Photo sells 9 in-app purchases, starting at $2.99 per month. DxO ONE asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Nitro Photo holds the better App Store score, 4.8 against 3.6. Both are backed by a comparable volume of ratings — 35 and 63 respectively. Written reviews point the same way: 47% of DxO ONE's written reviews are positive against 86% of Nitro Photo's.

UpkeepUpdate frequency

DxO ONE ships an update every 6 weeks, Nitro Photo every 3 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
DxO ONE versus Nitro Photo: the parameters behind the verdict, then further details
ParameterDxO ONENitro Photo
PriceFreeFree
Rating3.6 (35 ratings)4.8 (63 ratings) — better
Positive reviews46.5% of reviews86.4% of reviews — better
Number of ratings3563 — better
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, Mac
Requires iOS10.1 — better16.4
Further details — not scored
Size131 MB299 MB
Age rating4+4+
DeveloperDxO LabsGentlemen Coders

Customer experience

DxO ONE

All ratings35 ratings
Positive65.7%
Neutral5.7%
Negative28.6%
Written reviews43 reviews
Positive46.5%
Neutral11.6%
Negative41.9%

Nitro Photo

All ratings62 ratings
Positive95.2%
Neutral0.0%
Negative4.8%
Written reviews235 reviews
Positive86.4%
Neutral6.0%
Negative7.7%

User reviews

DxO ONE

From 35 App Store ratings

What we love

  • 👍 Great image quality
  • 👍 Compact form factor
  • 👍 RAW file shooting capability
  • 👍 iPhone as controller/viewfinder
  • 👍 Good for artistic shots

Room to improve

  • 🐛 App freezes frequently
  • 🐛 Camera not recognized by iPhone
  • 🐛 Incompatible with newer iPhones/iPads
  • 🐛 No longer supports RAW file download
  • 🐛 USB-C incompatibility

Nitro Photo

From 63 App Store ratings

What we love

  • 🚀 Extremely well-written app
  • 👍 Seamless Apple Photos integration
  • 👍 Excellent user experience
  • 👍 Responsive developer
  • 👍 Elegant and simple UI

Room to improve

  • 🐛 Occasional crashes
  • 🐛 Bugs and stability issues
  • 🐛 Finicky editing controls
  • 🐛 Frequent prompts to rate the app

Bugs and requests

DxO ONE

Reported bugs

19 issues
  • App freezes
  • Camera not recognized
  • Incompatible with specific iPhone models (e.g., iPhone X, iPad Pro)
  • USB-C version incompatibility
  • RAW file download issue
Show 14 more
  • App crashes
  • Blank pictures loaded
  • Photos with lines
  • Overheating
  • Viewfinder not working at low battery
  • Camera freezes with firmware updates
  • App requires payment to use
  • Long startup times
  • Disconnects after saving shots
  • Random freezing when shooting
  • Camera busy saving error
  • Non-intuitive wake-up process
  • Selfie mode freezes
  • App hangs on numerous occasions

Requested features

14 requests
  • Auto bracketing for HDR
  • Tighter integration with Darkroom app
  • RAW file editing directly in app
  • Time lapse feature
  • Intervalometer
Show 9 more
  • 2.7K video at 60FPS
  • Real-time exposure changes on iOS display
  • Panorama feature
  • Noise reduction options
  • Remote Bluetooth shutter
  • Ability to turn camera on if lens is exposed
  • EZ selfie mode toggle
  • Unlock video recording in selfie mode
  • Full manual photo control in selfie mode

Nitro Photo

Reported bugs

3 issues
  • Crashes when processing large batches of photos
  • Incompatibility with older devices
  • Editing controls not always responsive

Requested features

4 requests
  • Luminosity masks
  • Keyboard navigation
  • Folder thumbnails
  • Location and time editing

In-app purchases

None

DxO ONE

No in-app purchases

9 purchases

Nitro Photo

Subscriptions4
  • Monthly (RAW Power Discount)$2.991 Month
  • Monthly Plan$3.991 Month
  • Annual (RAW Power Discount)$19.991 Year
Show 1 more
  • Annual Plan$29.991 Year
One-time5
  • 7 Day Free TrialFree
  • Full Version (RP - No Discount)$79.99
  • Lifetime (RAW Power Discount)$79.99
Show 2 more
  • Full Version (No discount)$99.99
  • Nitro Lifetime Purchase$99.99

Questions

Is DxO ONE free?
DxO ONE is free to download, with no in-app purchases.
Is Nitro Photo free?
Nitro Photo is free to download, with in-app purchases available.
Which has better reviews, DxO ONE or Nitro Photo?
Nitro Photo is rated higher. DxO ONE averages 3.6 out of 5 from 35 ratings, while Nitro Photo averages 4.8 from 63 ratings.
Do DxO ONE or Nitro Photo have ads?
Neither DxO ONE nor Nitro Photo shows ads.
Which is updated more often, DxO ONE or Nitro Photo?
DxO ONE ships an update every 6 weeks, and Nitro Photo every 3 weeks. Most recently, DxO ONE was updated on November 1, 2026 and Nitro Photo on November 3, 2026.

Other comparisons