Phototheca is described as 'Manages large photo libraries, imports from drives, offers duplicate detection, smart albums, advanced tagging, timeline, calendar and fullscreen viewing modes' and is a Photo Manager in the photos & graphics category. There are more than 25 alternatives to Phototheca for a variety of platforms, including Windows, Mac, Linux, Flathub and PortableApps.com apps. The best Phototheca alternative is IrfanView. It's not free, so if you're looking for a free alternative, you could try IrfanView or digiKam. Other great apps like Phototheca are XnView Classic, JPEGView, qimgv and ACDSee Photo Studio.
Compact and efficient image application offering viewing, editing, and conversion with batch processing, multi-language support, plugin extensibility, and ad-free operation suitable for Windows and portable use.
digiKam is an advanced digital photo management tool that simplifies importing and organizing photos into albums. It supports various formats including RAW, features tagging, metadata management, duplicate finder, photo editing, sharing, GPS data handling, and has cross-platform compatibility.
Fast image browser and editor for Windows with robust support for browsing, editing, and conversion. Features red-eye removal, resizing, enhanced EXIF access, and musical slideshows with over 150 effects.
XnView Classic is an efficient image viewer, browser and converter for Windows with built-in support for over 500 image formats.
Lightweight Simple Image Viewer with Slide show feature, Resize and Lossless-cut, Color correction, Rename, Multi-language and more...
Qt5 image viewer with optional video support. Ability to quickly copy / move images to different folders. Can open some extra formats (JPEG-XL, AVIF, APNG, HEIF/HEIC, RAW) via third-party image plugins.
Offers organization, viewing, and editing tools for digital images, supports over 700 RAW formats, enables metadata embedding and syncing, dynamic category and keyword filters, workflow optimizations, non-destructive edits, detailed image preview, and sharing options.
Shotwell is an open source photo organizer designed for the GNOME desktop environment.
gThumb is an image viewer and browser for the GNOME Desktop. It also includes an importer tool for transferring photos from cameras.
You can use the Photos app to view or edit photos and videos in your Pictures library and on OneDrive, and to import photos and videos. The Photos app includes a wide range of editing options to enhance your photos, from automatic fixes to advanced adjustments.
Diffractor unifies managing photo, video and audio files. If you centralize media on that trusty old PC; let Diffractor do the heavy lifting.
Tonfotos simplifies browsing of large photo collection by grouping shots by events, dates, people, locations and so on. Quickly find what you need regardless where files are stored - on your computer, external drives or NAS.
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IrfanView is a plain viewer with Batch Processing functionality. Phototheca, on the other hand, is a Photo manager, where you organize your photos.