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The common batch image jobs: resize a folder, convert formats, recurse through subfolders, and preview the output before touching originals.
OpticBatch
Practical guides for large image batches
OpticBatch is for the recurring image chores that get painful at scale: folders of product photos, client exports, social crops, format conversions, and local batches that should not require a cloud editor. Start with the guides below, install OpticBatch from the product page or read the OpticBatch vs PowerToys Image Resizer comparison.
Local-first · One-time purchase · Bulk resize and conversion workflows
Choose the image batch you need to clean up
Modern Formats
How WebP, AVIF, HEIC, PNG, and JPEG fit into real publishing pipelines, especially when files need to stay local.
Publishing and Commerce
Repeatable image preparation for product catalogs, social media, client galleries, and other places where dimensions cannot be improvised.
Tool Choices
Where OpticBatch fits against built-in Windows tools, PowerToys, cloud editors, and heavyweight photo applications.