Comparison

NX Field vs CardFlow

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

Head to head
About

NX Field

Control and operate up to nine Nikon cameras remotely from your iPhone or iPad. Configure settings, release shutters, and transfer images directly to an FTP server. Supports live view and gamepad control for enhanced photography workflows.

Highlights
  • Remote camera configuration and operation
  • Simultaneous control of up to nine cameras
  • Live view display on mobile device
  • Direct image upload to FTP server
  • Gamepad control support
  • Memory card formatting
  • Voice memo attachment
Features
Read full description

NX Field is a remote photography application developed by Nikon Corporation intended for those with a basic knowledge of networks and FTP servers. The iPhone or iPad to which the NX Field app has been installed can be used to remotely configure, operate, and release the shutters on up to nine cameras connected to a network. Download image data to your iPhone or iPad. Upload pictures directly to an FTP server while the app is running. ■Supported Digital Cameras as of January 2026 Z9, Z8, Z6III, D6 Camera firmware must be updated to a version that supports NX Field. Only users of the D6 can request the firmware update from a Nikon-authorized service representative. For more information, visit the site below. Users of the Z9, Z8, and Z6III can download the update from the Nikon Download Center and install it themselves. https://nps.nikonimaging.com/nx_field/ The update is not available in some countries; for more information, contact your service provider. Some functions may not be available with some cameras. Please see the NX Field system user's manual for more information. Principal Features - Control remote cameras (up to a recommended maximum of nine) from your iPhone or iPad. - Display the view through the camera lens on your iPhone or iPad during shooting. - Use a gamepad to control remote cameras connected to your iPhone or iPad. - The iPad version can be used to take pictures remotely while displaying the views through the lenses of up to nine remote cameras simultaneously. - Adjust exposure, focus, white balance, image quality, auto capture, and other settings remotely. - Remotely format memory cards and edit the FTP profiles on the remote cameras. - Simultaneously release the shutters on connected remote cameras. - Upload pictures directly from the remote camera to an FTP server. - Copy saved settings for all remote cameras to other iPhones or iPads. - The iPad version can display the locations of remote cameras by positioning icons on, or adding hand-drawn annotations to, a selected image for the background. - Cabled Ethernet connections offer greater reliability and faster image transfer than wireless connections. - Images recorded by remote cameras can be displayed as a list or group of thumbnails. - Voice memos can be recorded and attached to images. System Requirements iOS 17.0 or later iPadOS 17.0 or later There is no guarantee that this app will run on all devices. Notes - The app may not perform as expected depending on your environment and network conditions. Users in China must select Simplified Chinese as the operating language for the destination device when installing and using the application. Using the App For more information on using the app, see the guide at the website below. https://nps.nikonimaging.com/nx_field/

About

CardFlow

Features
Read full description

CardFlow: FTP is the iPhone companion for assignment photographers who need to receive, caption, and send frames from the sideline—without lugging a laptop. Your camera sends photographs over FTP while CardFlow: FTP runs on your iPhone. Files land in a job folder. On the break, cull and tag selects, apply professional IPTC with templates and code replacement, make quick exposure and color adjustments, then deliver via FTP, Share sheet, or export to a folder. BUILT FOR DEADLINE WORK • Built-in FTP server tuned for Canon EOS R3 and similar camera FTP clients • Works on a travel-router LAN or iPhone Personal Hotspot • Live server status, camera connection indicator, and receive log • Compact job contact sheet for dozens to low hundreds of frames • Full IPTC editor with XMP templates, snapshot paste, autocomplete, and code replacement • Quick Edit: exposure, highlights, shadows, contrast, saturation, color temperature, crop, straighten • Separate send queue—tap photos to queue without changing ingest tags • Copy or move finished batches to an archive folder for the next half • Ingest from a card reader via Files when you are off the FTP workflow • Deliver via FTP, Mail, AirDrop, Messages, or export to a folder you choose PROFESSIONAL METADATA • Writes IPTC to JPG and matching XMP sidecars for RAW companions • Batch caption selected frames with shared fields, then refine individually • Code replacement for roster and event strings HONEST LIMITATIONS • FTP receive runs while the app is in the foreground on the Receive tab—keep CardFlow: FTP open while shooting • Standard FTP is not encrypted; use networks you trust • CFexpress Type B cards usually need a powered USB hub before Files can see the volume CardFlow: FTP is a one-time purchase app from 3PM Studios. Introductory price No account, cloud library, or subscription required. Your photographs stay on your iPhone and destinations you choose unless you send them. Also available: CardFlow Photo Workflow for Mac and iPad—the full assignment workflow with multi-card ingest and larger jobs. ```

Screenshots

NX Field4 screens
CardFlow4 screens

Verdict

The call

The clearest difference is price: NX Field at Free against CardFlow's $29.99. NX Field also leads on device support (3 vs 1) and iOS requirement (16.6 vs 18.0). CardFlow's advantage is update cadence (every 5 days vs every 7 months). On ads and in-app purchases 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

NX Field is free to download; CardFlow costs $29.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

NX Field ships an update every 7 months, CardFlow every 5 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
NX Field versus CardFlow: the parameters behind the verdict, then further details
ParameterNX FieldCardFlow
PriceFree — better$29.99
Rating4.3 (6 ratings) — better—
Positive reviews38.5% of reviews—
Number of ratings6 — better—
Update frequencyEvery 7 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS16.6 — better18.0
Further details — not scored
Size28 MB6 MB
Age rating4+4+
DeveloperNIKON CORPORATION3PM Studios

In-app purchases

None

NX Field

No in-app purchases

None

CardFlow

No in-app purchases

Questions

Is NX Field free?
NX Field is free to download, with no in-app purchases.
Is CardFlow free?
CardFlow costs $29.99, with no in-app purchases.
Do NX Field or CardFlow have ads?
Neither NX Field nor CardFlow shows ads.
Which is updated more often, NX Field or CardFlow?
NX Field ships an update every 7 months, and CardFlow every 5 days. Most recently, NX Field was updated on October 28, 2026 and CardFlow on October 31, 2026.

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