Curtail AlternativesImage Optimizers & File Compressors like Curtail

Curtail is described as 'Curtail (previously ImCompressor) is a useful image compressor, supporting PNG and JPEG file types. It support both lossless and lossy compression modes with an option to whether keep or not metadata of images. It is inspired by ' and is a Image Optimizer in the photos & graphics category. There are more than 50 alternatives to Curtail for a variety of platforms, including Windows, Linux, Mac, Web-based and Android apps. The best Curtail alternative is Caesium Image Compressor, which is both free and Open Source. Other great apps like Curtail are OptiImage, ImageOptim, RIOT - Radical Image Optimization Tool and Squoosh.

Curtail icon Curtail
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Curtail (previously ImCompressor) is a useful image compressor, supporting PNG and JPEG file types. It support both...

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Curtail alternatives page was last updated Mar 27, 2025
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Alternatives
  1. Caesium Image Compressor icon

    Caesium Image Compressor

     73 likes
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    Caesium Image Compressor lets you compress your pictures up to 90% without visible quality loss. Providing a simple yet effective interface with a real-time preview and multiple image processing at the same time, everyone will be able to reach the best result.

    104 Caesium Image Compressor alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • IT flagItaly
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    BETA Version

    Properties

    1.  Lightweight

    Features

    1.  Image Optimizer
    2.  Batch processing
    3.  Portable
    4.  Ad-free
    5.  Drag and Drop
    6.  Works Offline
    7.  No registration required
    8.  Batch Rename Files
    9.  Dark Mode
    10.  Multiple languages

    Caesium Image Compressor VS Curtail

     

    • Caesium Image Compressor is the most popular Web-based, Windows, Mac & Linux alternative to Curtail.

    • Caesium Image Compressor is the most popular Open Source & free alternative to Curtail.

    • Caesium Image Compressor is Free and Open Source Curtail is also Free and Open Source
    • Caesium Image Compressor is Lightweight Curtail is not according to our users
  2. OptiImage icon

    OptiImage

     10 likes
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    Optimize PNG, JPEG, WebP, and SVG images efficiently with flexible lossless and lossy compression modes, metadata control, and safe mode to avoid data loss, using tools like oxipng, jpegoptim, scour, and cwebp, enhancing image storage and load efficiency.

    53 OptiImage alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Linux
    • Flathub
    • Flatpak
    OptiImage screenshot 1

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  No Tracking
    2.  No registration required
    3.  Ad-free
    4.  Works Offline
    5.  PNG Compression

    OptiImage VS Curtail

     
  4. ImageOptim icon

    ImageOptim

     93 likes
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    ImageOptim is excellent for publishing images on the web (easily shrinks images “Saved for Web” in Photoshop). It's useful for making Mac and iPhone/iPad applications smaller (if you configure Xcode to allow better optimization).

    93 ImageOptim alternatives

    License model

    • Free Personal • Open Source

    Application types

    Country of Origin

    • PL flagPoland
    • European Union flagEU

    Platforms

    • Mac
    • Software as a Service (SaaS)
    ImageOptim screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Lossless Compression
    2.  PNG Compression
    3.  Lossless quality
    4.  Remove EXIF Data
    5.  Batch Editing
    6.  Ad-free
    7.  Works Offline
    8.  Support for GIF
    9.  Support for Multiple threads
    10.  PNG Optimization
    11.  Support for SVG
    12.  Remove metadata

    ImageOptim VS Curtail

     

    • ImageOptim is the most popular SaaS alternative to Curtail.

    • ImageOptim is Free Personal and Open Source Curtail is Free and Open Source
    • ImageOptim is Lightweight Curtail is not according to our users
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    Light Image Resizer icon
    Light Image Resizer

    Create email-friendly images, resize in batches, convert formats, and compress using high-quality filters. Integrated in Windows Explorer, it offers high-res settings, watermarking, a profiles library, PDF creation, and supports ...

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  6. RIOT - Radical Image Optimization Tool icon

    RIOT - Radical Image Optimization Tool

     99 likes
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    Saving images for web/email/other media with the best compression ratio and quality is a difficult task if you don’t have the right tools. Choosing the right format then choosing the right parameters are the key factors of smaller files.

    93 RIOT - Radical Image Optimization Tool alternatives

    License model

    • Free • Proprietary

    Application types

    Country of Origin

    • RO flagRomania
    • European Union flagEU

    Platforms

    • Windows
    • GIMP
    • XnView
    • IrfanView
    RIOT - Radical Image Optimization Tool screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Change image size
    2.  Image Optimizer
    3.  Lossless Compression
    4.  Batch processing
    5.  Ad-free
    6.  Works Offline

    RIOT - Radical Image Optimization Tool VS Curtail

     
  7. Squoosh icon

    Squoosh

     33 likes
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    Compress and compare images with different codecs, right in your browser.

    46 Squoosh alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    Squoosh screenshot 1

    Squoosh Features

    1.  PNG Compression
    2.  Image Comparison
    3.  Image Optimizer
    4.  Progressive Web App
    5.  Offline
    6.  Image resizing
    7.  Ad-free
    8.  No registration required
    9.  Works Offline

    Squoosh VS Curtail

     
  8. TinyPNG icon

    TinyPNG

     23 likes
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    Using advanced lossy compression, TinyPNG reduces PNG file sizes by 50-80%, preserving full transparency and minimizing quality loss. Ideal for web designers, it increases website speed, saves bandwidth, and offers tools like a Photoshop plugin and API for seamless integration.

    88 TinyPNG alternatives

    License model

    • Freemium • Proprietary

    Application type

    Country of Origin

    • NL flagNetherlands
    • European Union flagEU

    Platforms

    • Online
    • Adobe Photoshop
    • Wordpress
    TinyPNG screenshot 1

    TinyPNG Features

    1.  PNG Compression
    2.  PNG Optimization
    3.  Web-Based

    TinyPNG VS Curtail

     
  10. FastStone Photo Resizer icon

    FastStone Photo Resizer

     36 likes
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    Convert and Rename images in batch mode

    Support JPEG, BMP, GIF, PNG, TIFF and JPEG2000

    Resize, crop, change color depth, apply color effects, add text, watermark and border effects

    Rename images with sequential number

    Search and replace texts in the file names

    Preview conve.

    101 FastStone Photo Resizer alternatives

    License model

    • Free Personal • Proprietary

    Application types

    Country of Origin

    • CN flagChina

    Platforms

    • Windows
    FastStone Photo Resizer screenshot 1

    FastStone Photo Resizer Features

    1.  Image resizing
    2.  Batch processing
    3.  Live Preview
    4.  Batch Editing
    5.  Portable
    6.  Batch Rename Files
    7.  Works Offline
    8.  Ad-free
    9.  No registration required
    10.  Watermarking

    FastStone Photo Resizer VS Curtail

     
  11. PNGGauntlet icon

    PNGGauntlet

     32 likes
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    -Combines PNGOUT, OptiPNG, and DeflOpt to create the smallest PNGs -No image quality is lost — only file size -Converts JPG, GIF, TIFF, and BMP files to PNG -Ultra-configurable

    PNGGauntlet is a .NET program that uses Ken Silvermans PNGOUT, OptiPNG and DeflOpt to optimize PNG fil.

    57 PNGGauntlet alternatives

    License model

    • Free • Proprietary

    Application types

    Platforms

    • Windows
    PNGGauntlet screenshot 1

    PNGGauntlet Features

    1.  Works Offline
    2.  Lossless Compression
    3.  PNG Optimization
    4.  Optimization
    5.  PNG Compression
    6.  Image Processing

    PNGGauntlet VS Curtail

     
  12. Oxipng icon

    Oxipng

     7 likes
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    Oxipng is a multithreaded lossless PNG compression optimizer in Rust. It can be used via a command-line interface or as a library in other Rust programs.

    91 Oxipng alternatives

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Squoosh

    Properties

    1.  Lightweight
    2.  Privacy focused

    Features

    1.  Command line interface
    2.  PNG Optimization
    3.  PNG Compression
    4.  Portable
    5.  Works Offline
    6.  Ad-free
    7.  No Tracking
    8.  No registration required

    Oxipng VS Curtail

     
  13. MAZANOKE icon

    MAZANOKE

     2 likes
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    MAZANOKE is a simple image compressor and converter that runs entirely in your browser. No external uploads, works offline as a web app, and is powered by Browser Image Compression.

    50 MAZANOKE alternatives

    License model

    • Free • Open Source

    Application types

    Platforms

    • Self-Hosted
    • Docker
    MAZANOKE screenshot 1

    Properties

    1.  Privacy focused

    Features

    1.  Works Offline
    2.  No Tracking
    3.  Dark Mode
    4.  Ad-free
    5.  Progressive Web App
    6.  WebP Convert
    7.  WEBP Support

    MAZANOKE VS Curtail

     

    • MAZANOKE is the most popular Self-Hosted alternative to Curtail.

    • MAZANOKE is Free and Open Source Curtail is also Free and Open Source
    • MAZANOKE is Privacy focused Curtail is not according to our users
  14. OptiPNG icon

    OptiPNG

     20 likes
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    OptiPNG is a command-line PNG optimizer that recompresses image files to a smaller size, without losing any information. This program also converts external formats (BMP, GIF, PNM and TIFF) to optimized PNG, and performs PNG integrity checks and corrections.

    47 OptiPNG alternatives

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux

    OptiPNG Features

    1.  Command line interface
    2.  Image Processing
    3.  Optimization
    4.  PNG Optimization
    5.  PNG Compression

    OptiPNG VS Curtail

     
  15. Light Image Resizer icon

    Light Image Resizer

     17 likes
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    Create email-friendly images, resize in batches, convert formats, and compress using high-quality filters. Integrated in Windows Explorer, it offers high-res settings, watermarking, a profiles library, PDF creation, and supports devices like iPad and iPhone.

    88 Light Image Resizer alternatives

    License model

    Application type

    Country of Origin

    • FR flagFrance
    • European Union flagEU

    Platforms

    • Windows
    Light Image Resizer screenshot 1

    Light Image Resizer Features

    1.  Batch Rename Files
    2.  Convert images to PDF
    3.  Watermark images
    4.  JPG to PDF Conversion

    Light Image Resizer VS Curtail

     

    • Light Image Resizer is the most popular commercial alternative to Curtail.

    • Light Image Resizer is Paid and Proprietary Curtail is Free and Open Source
12 of 54 Curtail alternatives