Free Image Viewer & Photo Editor for Windows

Free Windows software by Michael Nielsen — image viewer, photo editor and AI image tools

Free RAW, HEIC, AVIF & Multipage TIFF Viewer and Editor for Windows

Image View Plus More is a free, lightweight Photoshop & Lightroom alternative for Windows. Open and view HEIC, WEBP and AVIF files, develop RAW photos from Canon, Nikon and Sony cameras, and open or edit multipage and multichannel TIFF (TIF) images — plus AI image tools such as denoise, inpaint, deblur, colorize and OCR.

Tool Version Updated Description Screenshots Download
Image View
(Plus More 4)		 4.5.0 3 August 2026

The latest generation of Image View Plus More, now with AI-powered tools and GPU acceleration. Builds on all features of v3 with major new capabilities.

  • View normal and special image formats (JPG, PNG, multipage and multichannel TIFF, HEIC, WEBP, AVIF)
  • Edit multipage TIFFs with mixed formats and channels
  • Save to TIF, BMP, ICO and PNG with alpha masks (transparency)
  • Web image scraper to fetch images from the web
  • RAW development for Canon, Nikon, Sony, etc. cameras
  • AI denoise, inpaint, stable diffusion inpaint, SDXL inpaint, deblur and OCR
  • AI outpainting to extend images beyond their original borders
  • SAM2-based automatic masking for fast, precise selections
  • AI colorizer and selective depth-of-field refocus
  • Mask-based and pin-based localized editing
  • Advanced filters: find duplicates, sort by semantic similarity, assign categories, and textual semantic search
  • GPU acceleration with CUDA

Three installer variants: CPU-only, GPU with CUDA DLLs, and GPU without CUDA DLLs (for systems with CUDA already installed).
Image View Plus More 4 AI features demo Image View Plus More 4 inpaint mode scenes for natural backgrounds and salient colortones Image View Plus More 4 multiple masked inpaints, ai colorizer, and selective DOF refocus Image View Plus More 4 new pin based sculpting mode for localized adjustments
  CPU   GPU, no CUDA DLLs   GPU + CUDA DLLs
Image View
(Plus More)		 3 x64 beta
also v2.8 		4 Mar 2026

A keyboard-driven image viewer and editor with a small footprint, optimised for photo editing, paper writing, and image processing research. Supports RAW development from most Canon, Nikon, Sony, etc. cameras.

Features: view/edit BMP, JPG, GIF, ICO, PPM, PGM, TIFF, PNG; 16-bit processing; rotate, crop, resize (NN/Bilinear/BiCubic); lens distortion correction; retouching & clone; vignetting; colour segmentation; 3D reconstruction; batch processing; AVI export; EXIF read/write.

Based on DCRAW, CExif, Kolmogorov maxflow.
RAW settings box Colour spaces and transforms 3D reconstruction Blend back RAW processing example
  v3 x64

Other Tools

Older Windows utilities by Michael Nielsen.

Tool Version Updated Description Screenshots Download
Musical Beauty
WMP Plugin		 1.0 1 Feb 2007

A Windows Media Player visualisation plugin. Artificial lifeforms whose fates are controlled by music-driven fire fountains. Push them with your mouse toward a friend — or toward death. Handle with care.

Features: music-driven fire fountains • amoeba-like artificial lifeforms • real-time mouse interaction.
Musical Beauty screenshot
  Download
FG Anno
Annotation Tool		 1.3 27 Aug 2012

Annotate video sequences (as image sequences) in multiple layers of abstraction: actions, modalities, fingertips, contours, and binary masks.

Features: contour annotation • multi-level action annotation • multiple modalities • fingertip positions • binary mask drawing & export.
FG Anno ground truth annotations
  Download

Frequently Asked Questions

Image viewer, photo editor & supported formats

Is Image View Plus More a free image viewer and photo editor?

Yes. Image View Plus More is a free image viewer and photo editor for Windows. It works as a lightweight alternative to Photoshop and Lightroom for viewing, editing and processing images.

What image formats does it support, including special formats?

It opens normal and special image formats, including JPG, BMP, GIF, ICO, PPM, PGM, TIFF (including multipage and multichannel TIFF from hypercubes) and PNG, as well as modern formats like HEIC, WEBP and AVIF, video files such as MOV and MP4, and RAW files from most Canon, Nikon, Sony, etc. cameras. It also saves to TIF, BMP, ICO and PNG with alpha masks (transparency).

Can it download or scrape images from the web?

Yes. Image View Plus More includes a web image scraper that lets you fetch images directly from the web for viewing and editing.

Does it include AI image tools?

Yes. Version 4 adds AI-powered image tools with GPU acceleration: AI denoise, inpaint, deblur and OCR, an AI colorizer, mask-based editing, selective depth-of-field refocus, stable diffusion and SDXL inpainting, outpainting, and SAM2-based masking.

Is it a good Photoshop or Lightroom alternative?

It is a small, fast, keyboard-driven alternative aimed at photo editing, RAW development and image-processing research. It offers 16-bit processing, lens distortion correction, retouching and clone, colour segmentation, batch processing and EXIF read/write.

Does it support RAW photo development?

Yes. It supports RAW development from most Canon, Nikon, Sony, etc. cameras, based on DCRAW, so you can process camera RAW files directly.

Does it support video files?

Yes. It supports video files such as MOV and MP4, letting you view and do simple edits alongside images — cut out segments, crop, follow the salient target using AI, do background blur, and follow a frame-by-frame workflow for video annotation and processing.