Comparison

DxO ONE vs GR Lab

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

GR Lab

Enhance your Ricoh GR camera experience with this app. Create and manage custom presets, organize your photos in an aesthetic album, and extract images from social media. Connect and control your camera remotely, and track your shooting history.

Highlights
  • Custom preset library
  • Aesthetic photo album with tags/notes
  • AI-powered image extraction
  • Wi-Fi/Bluetooth camera connection
  • Remote camera control with live view
  • Shooting log and history visualization
  • Preset card sharing
Features
Read full description

Complete support for Ricoh GR II, GR III, GR IV series cameras! We are dedicated to creating an app that makes your Ricoh GR camera even better to use :) --- ■ Preset Library · Build your exclusive preset library. · Identify preset parameters from sample photos with one click. · Easily record each parameter with a single tap. ■ Aesthetic Album: Of course, beautiful photos deserve to be saved! · Beyond color filter presets, you can also simply save photos. Record all the beautiful, interesting, and personally loved photos! Easily build your own aesthetic album. · Supports adding tags and notes. · Adapts to multiple image list layouts, switchable based on user preference. ■ Image Extraction: · Quickly extract images from social media platforms with one click, apply them instantly, and save them to your projects. Recording presets has never been easier! · High-definition extraction, watermark-free, simple and convenient. · Extracted images can be saved to your phone's album or project lists. · Powered by AI large models for smarter and easier recognition. ■ Camera Connection: Supports connecting Ricoh GR2, GR3, GR3x, GR3 HDF, GR3x HDF, GR4, and GR4 HDF cameras. · Wi-Fi and Bluetooth connection. · Connect to your camera anytime, anywhere for fast photo transfer. · Browse and view camera images in high definition. · Transfer photos quickly and stably. · Supports up to 10 simultaneous high-speed download tasks. · Automatically checks for camera firmware updates. · Multiple settings to meet your different needs. · Supports background transfer; no need to wait and watch. · Automatically syncs time and geolocation data to the camera. ■ Camera Remote Control · A fully-featured camera remote. · Supports live view preview. · Supports tap-to-focus on the screen. · Supports adjustment of various parameters. · You are in full control of your camera. ■ Apply Presets to Camera · Easily sync saved presets to your camera. · One-tap synchronization saves manual adjustments. · Currently supports GR2 and GR4 series cameras only. ■ Multiple Utility Tools · Preset parameter identification. · Shutter count inquiry. · Original image verification. · Camera serial number inquiry. · Camera manufacturing date inquiry. ■ "Did You Shoot Today?" Log A shooting log feature, inspired by the Xiaohongshu topic #今天用理光拍照了吗 (Did you shoot with your Ricoh today?), to record your daily shooting moments with your camera. · Supports logging photos, location, shooting type, mood, and notes. · Shooting Map for visualizing shooting locations. · Various data charts for an overview of your shooting history. · Supports logging for multiple cameras or custom entries. ■ Preset Card Sharing · Generate stylish preset cards for easy sharing. · Multiple card styles to choose from to suit your needs. · More styles are in development... ■ Live Activities & Dynamic Island · Photo download tasks are visible in real-time (for supported iPhones). ■ iCloud Data Backup & Sync: · Supports syncing project data across multiple devices! · Sync Panel: Clearly displays network status, iCloud connection, upload, and import progress. · Manual Sync: Sync project data with one tap! You decide when. ■ Other Features: · Supports Light and Dark theme switching. · Adapts to multiple project list layout styles, switchable by user preference! · Supports customizable App Icons! More styles and varieties are continuously being added.... · We will continue to develop more interesting new features for GR Lab in the future! --- ■ Suggestions & Feedback: · Xiaohongshu: 若水 · Email: wdklog@gmail.com --- Privacy Policy: https://www.privacypolicies.com/live/7c5b1603-e0c0-4bc9-b1a0-0155da718feb Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Disclaimer: This product is not affiliated with Ricoh Company, Ltd.

Screenshots

DxO ONE4 screens
GR Lab4 screens

Verdict

The call

The clearest difference is rating: GR Lab at 4.1 against DxO ONE's 3.6. GR Lab also leads on update cadence (every 9 days vs every 6 weeks). DxO ONE's advantage is in-app purchases (none vs 6) and device support (4 vs 2). On price, review sentiment, ratings volume 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. GR Lab sells 6 in-app purchases, starting at $1.99 per 7 days. DxO ONE asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

GR Lab holds the better App Store score, 4.1 against 3.6. Both are backed by a comparable volume of ratings — 35 and 24 respectively. Written reviews point the same way: 47% of DxO ONE's written reviews are positive against 50% of GR Lab's.

UpkeepUpdate frequency

DxO ONE ships an update every 6 weeks, GR Lab every 9 days. The most recent releases landed on October 20, 2026 and October 11, 2026 respectively.

Scorecard6 real differences · 4 level
DxO ONE versus GR Lab: the parameters behind the verdict, then further details
ParameterDxO ONEGR Lab
PriceFreeFree
Rating3.6 (35 ratings)4.1 (24 ratings) — better
Positive reviews46.5% of reviews50.0% of reviews — better
Number of ratings35 — better24
Update frequencyEvery 6 weeksEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS10.1 — better16.4
Further details — not scored
Size131 MB39 MB
Age rating4+4+
DeveloperDxO Labs定康 王

Customer experience

DxO ONE

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

GR Lab

All ratings24 ratings
Positive75.0%
Neutral4.2%
Negative20.8%
Written reviews10 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

DxO ONE

No in-app purchases

6 purchases

GR Lab

Subscriptions4
  • GR Lab-7-day member$1.997 Days
  • GR Lab-Monthly Membership3 Days trial$2.991 Month
  • GR Lab - Pro Annual Member3 Days trial$9.991 Year
Show 1 more
  • GR Lab-年度会员$14.991 Year
One-time2
  • GR Lab-Pro Lifetime$9.99
  • GR Lab-LIfetime Pro$24.99

Questions

Is DxO ONE free?
DxO ONE is free to download, with no in-app purchases.
Is GR Lab free?
GR Lab is free to download, with in-app purchases available.
Which has better reviews, DxO ONE or GR Lab?
GR Lab is rated higher. DxO ONE averages 3.6 out of 5 from 35 ratings, while GR Lab averages 4.1 from 24 ratings.
Do DxO ONE or GR Lab have ads?
Neither DxO ONE nor GR Lab shows ads.
Which is updated more often, DxO ONE or GR Lab?
DxO ONE ships an update every 6 weeks, and GR Lab every 9 days. Most recently, DxO ONE was updated on October 20, 2026 and GR Lab on October 11, 2026.

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