CHRO-MA-SMITH

Feature list

The whole
darkroom.

Everything CHRO-MA-SMITH does, grouped. Open a section, or search.

01

Looks and film

13
133 film looks

Start with calibrated colour, cinema, instant, reversal or black-and-white looks.

One-tap Looks gallery

Preview a look on your photo and apply it with one click.

Custom .cube LUTs

Load a LUT you already own and use it as the starting look.

Kodak and Fuji print profiles

Add a print-film response after the base look.

Film grain

Add grain shaped for formats from 8mm to 65mm.

Halation

Let bright edges glow into neighbouring dark areas.

No-remjet halation

Push halation toward a stronger, stylised glow.

Bloom

Give bright areas a softer spread of light.

Film dust and scratches

Layer procedurally placed dust, hairs and scratches onto the image.

Light leaks

Add warm film-like light intrusions and reshuffle their placement.

Film frames

Finish with sprockets, rebates and edge printing.

Vignette

Draw attention inward by shaping the edge brightness.

Reusable Styles

Save a finished editing recipe and apply it again later.

02

Light and colour

15
Exposure

Brighten or darken the image without changing the chosen look.

Contrast

Shape the separation between lighter and darker tones.

White balance

Adjust temperature and tint to make the colour feel right.

White-balance eyedropper

Click a neutral area to correct the colour cast.

Auto-enhance

Set a quick starting point for levels and white balance.

Master tone curve

Draw the overall tonal response directly.

RGB channel curves

Shape the red, green and blue channels independently.

Parametric curves

Adjust shadows, darks, lights and highlights with four controls.

Eight-band colour mixer

Tune hue, saturation and luminance by colour band.

Lift, gamma and gain wheels

Tint shadows, midtones and highlights separately.

Dehaze

Recover clarity in flat or hazy scenes.

Noise reduction

Quiet unwanted image noise while keeping useful detail.

Sharpening

Restore crispness at the level the image needs.

Deconvolution sharpening

Recover detail softened by lens or sensor blur.

Highlight roll-off

Keep bright regions gentler with filmic tone-mapping options.

03

Masks and retouching

14
Radial masks

Make a soft oval adjustment around a subject or light source.

Linear masks

Grade one side of the frame with a graduated transition.

Brush masks

Paint an adjustment exactly where it belongs.

Sky masks

Separate the sky for its own grade.

AI subject masks

Select a subject from the photo for local editing.

Colour-range masks

Target pixels by colour rather than by location.

Luminance-range masks

Target an adjustment to a chosen brightness range.

Depth masks

Use estimated scene depth to separate near and far areas on desktop.

Mask edge refinement

Snap rough mask edges toward real image boundaries.

Skin-tone tools

Even out patchy skin colour while keeping the image's character.

Face-feature exclusion

Keep eyes, lips and other facial details out of a skin adjustment.

Named-subject masks

Teach a subject from examples and find it again in other photos.

Heal

Blend away a spot before the film look and grain are applied.

Clone

Copy a source area precisely to repair the frame.

04

Composition and multi-image

10
Crop and aspect ratio

Reframe the photo for its final destination.

Rotate and flip

Change image orientation without leaving the editor.

Straighten and auto-level

Level the horizon manually or let the app find a dominant line.

Perspective correction

Bring leaning lines back into shape.

Borders and canvas mattes

Place the image inside a chosen border, aspect and background.

Collage layouts

Place multiple images in adjustable rows, columns and grids.

HDR merge

Blend bracketed exposures into one image on desktop.

Focus stacking

Combine frames focused at different distances on desktop.

Astro stacking — beta

Stack night-sky captures from the desktop library.

Two-photo panorama — beta

Stitch a pair of photos into one wider image.

05

Desktop photo library

13
Local library

Browse your archive on your machine without uploading it.

Folder and collection browsing

Move through folders, dates and curated groups of images.

SD-card import

Copy a shoot by capture date and make a verified second copy.

Keywords

Add searchable words to describe and group photos.

Duplicate detection

Find repeated files while reviewing the library.

Culling

Pick the keepers from a shoot before editing.

People recognition

Find and name faces with processing on your device.

Natural-language search

Describe a photo in words and search locally for it.

Suggested tags

Get on-device tag suggestions for a selected photo.

Virtual copies

Keep more than one edit version of the same photo.

Offline edits

Work from a cached preview and apply the edit when the source returns.

Lightroom round-trip

Open a Lightroom photo in CHRO-MA-SMITH and return the result.

Lightroom cloud browser

Browse connected Lightroom cloud photos from the desktop app.

06

Input, export and workflow

19
RAW decoding

Open camera RAW files and develop them locally.

DCP camera profiles

Use camera colour profiles for more faithful RAW starting colour.

V-Log input

Convert Lumix V-Log material before grading it.

Multi-photo filmstrip

Load several images and switch between their previews.

Shared and per-photo edits

Apply a look to the batch, then adjust an individual frame.

Match a series

Align exposure and white balance across a shoot to one reference photo.

Before-and-after comparison

Check your grade against the original image.

Live histogram

Watch tonal distribution while you edit.

1:1 loupe

Inspect the full rendering pipeline at native image scale.

Undo and redo

Move safely backward and forward through editing decisions.

Session save and restore

Keep slider settings locally and return to them later.

Full-resolution export

Render the finished image at its original resolution.

JPEG, PNG, WebP and TIFF

Choose the output format that suits the job.

HDR gain-map HEIC

Export extended-range highlights from a RAW source.

XMP sidecars

Keep an edit record alongside the source file.

Export presets

Save quality, format, resize and sharpening settings as a preset.

LUT from a before/after pair

Build a reusable .cube look from two versions of one image.

Colour Copy

Match a reference image's colour into a .cube LUT or XMP preset.

Lumix Lab LUT export

Tag a .cube file for a look you can take back to a Lumix camera.

07

Video — beta

8
Clip grading

Use the still-photo look stack on a video clip.

Trim in and out

Choose the segment of a clip to export.

Audio passthrough

Keep the source audio without re-encoding it.

Scopes

Read the clip's signal as you grade.

Safe-area guides

Check framing with overlay guides.

Fades

Ease the picture in or out of a clip.

Gate weave and film breath

Add restrained analogue motion to a graded clip.

Frame capture

Export the current video frame as a still image.

08

Access and privacy

8
Browser editor

Open the app without installing a desktop package.

Phone layout

Edit with a touch-first tool sheet on a smaller screen.

Offline web use

Keep editing after the first load when the connection goes away.

Home-screen install

Add the web app to your phone's home screen.

Swipe between photos

Move through a loaded batch with a touch gesture.

Hold to compare

Press and hold on mobile to check the original.

On-device processing

Keep your photos on the device where you edit them.

No account or subscription

Open the free, open-source app without signing in.

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