Free and open first

Best Photo Resizing Software in 2026

When image dimensions need to change, the right tool depends on the files you handle and the control you need over the result. Compared on batch resizing, maximum batch size, resize methods, quality controls, and output formats, these options show different ways to manage single images or larger workflows. Supported platforms, free plans, and paid-from prices add practical points to weigh. PixelMod, XnConvert, and Converseen are among the names shown, alongside Batch Resize and Desqueeze. Consider how much you need to resize at once and which formats and controls suit where the images will be used.

28 apps
Research read 23 Sept 2026
How the order is worked out

1

Converseen

Free plan Open source LinuxMacWindows

Converseen covers common batch image operations and a wide range of formats at no cost. Check the PDF dependency and macOS beta status before choosing it for those platforms.

8.9 Free plan Visit site
2

imgproxy
by imgproxy
Free plan Open source AndroidAPIiPhone+4

Choose imgproxy if you need a self-hosted HTTP image server with extensive transformations, format support, and security controls.

8.9 Free plan · 14-day trial Visit site
3

Batch Resize

Free plan iPhoneMac

Batch Resize provides several ways to set output dimensions and supports large batches. Users should weigh the device-dependent output cap, advertising and the app's disclosed data practices.

7.3 Free plan Visit site
4

Cantaloupe

Free plan Self-hostedWeb

Cantaloupe provides configurable image processing and security options for self-hosted deployments. Check Java and optional component requirements, and note the absence of an official Docker image.

7.2 Open source Visit site
5

Desqueeze

Free plan iPhone

Desqueeze combines batch resizing, templates and format support for photos and video on iOS. The free Basic version has stated output limits, while PRO removes Basic version limitations.

7.0 Free plan Visit site
6

FastStone Photo Resizer

Free plan Windows

FastStone Photo Resizer combines batch conversion, resizing, and renaming with image effects and several packaging options.

7.0 Free plan · paid from $19.95 Visit site
7

Fotosizer

Free plan Windows

Fotosizer combines batch image processing with flexible resize controls and broad listed format support.

7.0 Free plan · paid from $18.50 Visit site
8

imagor

Free plan APILinuxSelf-hosted+1

Choose imagor if you want an open-source, self-hosted image server with URL-based transformations, storage adaptors, and configurable security controls.

7.0 Open source Visit site
9

Icecream Image Resizer

Free plan Windows

Icecream Image Resizer covers batch resizing, preset and custom dimensions, and several output choices on Windows.

6.9 Free plan · paid from $19.95 Visit site
10

PixelMod

Free plan MacWebWindows

PixelMod covers common image tasks across web and desktop, with local desktop processing and batch ZIP export.

6.9 Free plan · paid from $7/mo Visit site
11

Light Image Resizer

Free plan Windows

Light Image Resizer combines batch image processing with file-management and output tools. Check the Windows requirements and license scope, and note that AVIF needs a plugin.

6.8 From €29.99 Visit site
12

Thumbor
by Thumbor
Free plan APILinuxSelf-hosted

Thumbor combines on-demand image transformations with configurable detection, filters, loaders, and storage.

6.8 Free plan Visit site
13

Photo Size Optimizer

Free plan Mac

Photo Size Optimizer focuses on batch resizing and photo compression, with separate lossless and lossy modes. It is a Mac-only option, and its listed compatibility requirement is macOS 10.6 or later.

6.7 Free plan Visit site
14

picfit

Free plan APILinuxSelf-hosted

picfit provides image transformations through a configurable Go server, with multiple storage and cache options.

6.6 Open source Visit site
15

PowerToys Command Palette

Free plan Windows

Choose PowerToys Command Palette if you want a free Windows launcher that combines search, commands, system tools, bookmarks, and extensions. Look elsewhere if you need a platform other than Windows.

6.6 Free plan Visit site
16

Batch Image Resizer

Free plan Windows

6.2 Free plan · paid from $110.95 Visit site
17

BatchPhoto

Free trial MacWindows

BatchPhoto is built for repeatable, high-volume image processing on Windows and macOS. Its watched-folder automation, broad format support, and RAW handling address scheduled and batch workflows.

6.2 Visit site
18

Batch It

Free trial Windows

Batch It focuses on practical batch image operations, format conversion, and repeatable profiles. Confirm that its Windows requirements and one-user license fit your workflow.

6.1 From $16.95 · 14-day trial Visit site
19

BulkPic

Free plan Windows

6.0 Free plan Visit site
20

Image Tuner

Free trial Windows

Image Tuner combines batch processing, editing, PDF creation, metadata support, and many image formats in a Windows application.

5.8 From $39.95 · 7-day trial Visit site
21

ON1 Resize AI
by ON1 Resize AI
Free trial MacWindows

Resize AI pairs photo enlargement with batch processing, face recovery and print-oriented tools.

5.8 Visit site
22

PhotoResize Pro

Free plan MacWindows

5.8 Free plan Visit site
23

PhotoZoom Pro
by PhotoZoom Pro
Free trial MacWindows

PhotoZoom Pro 9 provides large-scale resizing, cleanup, batch processing, and editing controls in a desktop package.

5.7 From €79 Visit site
24

XnResize

Free plan LinuxMacWindows

5.7 Free plan Visit site
25

Topaz Gigapixel

Paid AndroidAPIiPhone+3

Topaz Gigapixel offers image enlargement, multiple AI models, batch processing, and local or cloud rendering.

5.4 From $12/mo (annual) Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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