Halumo: Photo Editor

Your professional darkroom

Free

39 photographer-designed presets, one-tap subject and sky selections that run on your iPhone, and an AI that turns a sentence into real, editable adjustments. Halumo is a professional photo editor built natively for iPhone and iPad. It brings together a deep collection of nondestructive light and colour adjustments, one-tap AI selections that run entirely on your device, 39 photographer-designed presets, and an AI that turns a sentence into a full set of real, editable adjustments. Everything you need to finish a photograph • Edit with a complete collection of nondestructive adjustments — exposure, contrast, highlights, shadows, whites, blacks, temperature, and tint • Shape contrast precisely with Tone Curves on RGB, Red, Green, and Blue • Edit colour exactly with an eight-band Colour Mix, tuning the hue, saturation, and luminance of each band on its own • Sharpen with radius and masking control, and reduce luminance and colour noise separately • Add a vignette, correct chromatic aberration, and apply lens-distortion correction to RAW files • Crop, straighten, rotate, and correct perspective • Follow every change in a live Histogram • Compare before and after with a split view, and step back through a compressed History and named Versions Selections powered by AI • Select the subject, the sky, or the background in a single tap • Press and hold any object in the photograph to select just that object • Add radial, linear, and brush masks, refine any selection by colour and luminance range, then invert, combine, and rename them freely • Paint at any Strength, and see exactly what a mask covers as a tint on the photograph • Every AI selection lands as an ordinary mask, editable with the same tools as one you drew by hand Describe the edit you want • Say what you want in plain words and get a full set of real, editable adjustments • Ask AI to adjust a mask you have already made, or to make a new selection for you • Ask for any of Halumo's built-in presets by name • Dial any result with Strength, ask for a Variation, or undo it outright • Turn on Visual AI when you want the model to read the photograph 39 built-in presets • Apply presets designed for everyday, film stock, cinematic, night, portrait, landscape, and black and white photography • Preview any look on your own photo before you commit to it Shoot, edit, and save • Shoot with the built-in camera and open every frame for editing the moment you take it • Save a full-resolution copy back to your library and reopen it later • Share a JPEG anywhere • Opens HEIC, JPEG, PNG, WebP, screenshots, and RAW files

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A STEADIER CAMERA Press and hold the viewfinder to lock focus and exposure. CONSISTENT SHEETS Every sheet now opens, resizes and closes the same way. Performance improvements and bug fixes.

The developer, THANH TRUONG, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Contact Info
    • User Content
    • Identifiers
    • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Seller
THANH TRUONG
Size
35.8 MB
Category
Photo & Video
Compatibility
Requires iOS 27.0 or later.
  • iPhone
    Requires iOS 27.0 or later.
  • iPad
    Requires iPadOS 27.0 or later.
  • Mac
    Requires macOS 27.0 or later and a Mac with Apple M1 chip or later.
Languages
English
Age Rating
4+
Copyright
© 2026 Thanh Truong