Resize a batch of images online for free. Upload your images and get them all resized to the same dimensions at once
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Accepted: .jpg,.jpeg,.png,.zip
Resizing a handful of product photos, thumbnails, or blog images one at a time gets tedious fast, especially when they all need the same final dimensions. Bulk Image Resize on File Tools Online resizes a whole set of images in one pass instead of forcing you to open each file individually. Upload your images, let the tool resize them together, and download the results ready to use. It is built for exactly the kind of repetitive task that eats up time when done one file at a time, a product catalog, a folder of blog thumbnails, or a batch of photos pulled straight off a camera or phone.
Open Bulk Image Resize and add the batch of photos you want resized.
The tool applies your chosen dimensions across every image in the batch automatically.
Get your resized images back, ready to use, upload, or share.
Your original files are not changed by the process, you receive a separate set of resized images alongside them.
Apply the same dimensions to many images in a single pass instead of one at a time.
Skip opening dozens of images one by one in an editor.
The tool runs in your browser, no desktop software or plugin required.
Resize a batch of images from a laptop, desktop, or phone, using nothing more than a web browser.
Your files are processed over HTTPS and automatically deleted from our servers within 30 minutes.
There is no cost to resize a batch of images or download the results.
The exact upload flow for multiple files, whether you select several images at once from a file picker or upload a ZIP archive containing them, is not something we can confirm without testing it directly. Either approach is common for batch tools, and other multi-file tools on File Tools Online use a ZIP for the input, the output, or both.
Likewise, whether the resized images come back as individual downloads or bundled together into a single ZIP file is unconfirmed. If you are planning a large batch, it is worth trying a small test batch first to confirm exactly how the upload and download steps behave before committing a large folder of images to the process.
None of this changes what the tool is built to do, resize many images to the same target dimensions, it only affects the mechanics of getting files in and results out. Once you have run one small batch through successfully, the same steps will apply to any larger set of images you upload afterward.
Resizing many images to the same dimensions comes up constantly for anyone managing a large set of photos or graphics.
If you only have one image to resize, the standalone Image Resizer is the simpler, more direct choice, upload the one file and resize it. Bulk Image Resize is built for the opposite case, a whole set of images that all need the same treatment, so you are not repeating the same steps over and over. If you find yourself with just one or two files, either tool will get the job done, the bulk version is worth reaching for once you are dealing with a handful of images or more. Search terms like "bulk image resizer," "resize in bulk," and "mass resize images" all point to this same underlying need, resizing many files together rather than one image on its own.
Resizing changes an image's dimensions, its width and height in pixels. Cropping and compressing are different jobs, cropping cuts away part of the image, compressing shrinks the file size while generally keeping the same dimensions. File Tools Online does not currently have a dedicated bulk version of the image cropper or the image compressor, only single-file versions exist for those tasks right now. If you need to crop or compress a batch of images, you would need to run each one through the Image Cropper or Image Compressor individually. Note that resizing an image down to smaller dimensions does typically reduce its file size as a side effect, so Bulk Image Resize may still help if your goal is smaller files rather than an exact crop.
The tool is built for common image formats such as JPG, JPEG, and PNG. Whether every image in a batch needs to share the same format, or whether you can mix formats within one upload, is not something we can confirm without testing it directly. If your files are in a less common format, converting them first with the Image Converter is the safer path before running them through a bulk resize.
Resizing a large batch of photos traditionally meant opening an editor or a dedicated batch-processing program and running an action or script across every file. Bulk Image Resize on File Tools Online skips that entirely. There is nothing to download and nothing to install, whether you are on Windows, Mac, Android, or iPhone, you upload your images directly in your browser and download the resized batch.
Because Bulk Image Resize runs entirely in your browser, it works the same way regardless of your device or operating system. Resize a batch of images on a Windows PC, a Mac, an Android phone, or an iPhone without installing anything or switching to desktop software.
It resizes a batch of images you upload to the same target dimensions in one pass, instead of requiring you to resize each image individually.
An exact upload limit is not confirmed. If you are working with a very large batch, splitting it into smaller groups is a safe approach until you have confirmed the tool's limits.
The exact upload method, selecting multiple files at once or uploading a ZIP archive, is not confirmed without testing it directly.
This is not confirmed. Batch tools commonly deliver results as a ZIP file, but you should confirm this against the live tool.
No, this tool only resizes dimensions. There is currently no dedicated bulk cropping tool, use the standalone Image Cropper for each file.
There is no dedicated bulk compression tool right now. Resizing images to smaller dimensions here will typically shrink file size as a side effect, but for compression without changing dimensions, use the Image Compressor on each file.
This depends on the settings you choose and is not confirmed in every case, particularly whether the tool preserves each image's original aspect ratio or forces a uniform size.
Common formats such as JPG and PNG are the safe baseline. If your files are in a different format, convert them first with the Image Converter.
Yes. Upload your batch to Bulk Image Resize and download the results, there is no cost to use it.
No. Upload your images and resize the batch directly in your browser, no software installation required.
Yes. The tool runs in your browser, so it works the same way on Windows, Mac, Android, and iPhone without installing anything.
Your files are processed over HTTPS and automatically deleted from our servers within 30 minutes.
File Tools Online is a collection of free, browser based tools for working with audio, video, PDF, and image files, built for people who need a quick, reliable result without installing software. Bulk Image Resize is one part of a larger set of image tools, so once your batch is resized, you can convert, compress, or further process the results using the other tools in the same toolkit.
Resizing a folder of images used to mean either a slow manual pass through each file or setting up a batch action in dedicated photo editing software. Browser based bulk resizing gives most people a quicker path for everyday tasks like preparing a set of product photos or standardizing a folder of blog images, without needing to learn a new program first. It will not replace a full batch-processing workflow for a professional photography studio handling thousands of files a day, but for the sizes most people deal with, a few dozen to a few hundred images, it is a fast, no-install option.
As with the other tools in the toolkit, files are handled over HTTPS and removed from our servers automatically within 30 minutes, so there is nothing left behind to manage or clean up after you download your results.