Elegant Converter is a native macOS app that helps quickly convert multiple audio and videos files to many formats.
Cost / License
- Freemium
- Proprietary
Application typeApplication types
Platforms
- Mac
Vietnam
+1
Koolyz Alternatives
Sites and apps similar to Koolyz include FFmpeg, which is free and open source. Other options are Penpot, Affinity, delphitools and Canva. There's no shortage of Image Optimizers like Koolyz, with more than 100 alternatives for Windows, Mac, Linux, Android and iPhone.
Alternatives list
Crunch - Insane(ly slow but wicked good) PNG image optimization. It combines selective bit depth, color type, and color palette reduction with zopfli DEFLATE compression algorithm encoding using embedded versions of the pngquant and zopflipng PNG optimization tools.
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Linux
The Best Adobe PDF to Office Word Document Converter Offline Batch Convert PDF to editable Microsoft Word, TEXT, RTF and HTML, preserving original formatting and layouts.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
+1
HRConvert2 is an open-source web-app that converts files without tracking users across the net or infringing on your intellectual property.
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Platforms
- Self-Hosted
Collection of easy to use, time-saving online tools to merge, split, convert, and edit PDF files.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
Iceland
Icecream Image Resizer is a program for professional image resizing that features options for completing all sorts of tasks. Program’s clear and intuitive interface and simple and effective controls give the best user experience one can think of while resizing images.
Cost / License
- Free
- Proprietary
Platforms
- Windows
Cyprus
EU
+1
Convertify is your ultimate free & offline file converter suite for Windows. Convert images (inc. AI upscale), video, audio, docs, archives & eBooks (180+ formats) privately on your PC.
Cost / License
- Freemium
- Proprietary
Application typeApplication types
Platforms
- Windows
United States
+1
Optimize pictures without quality lossless. With Black Bird Image Optimize - you can reduce the size of your photos several times without quality loss!.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Windows
Ukraine
+1
Fast, 100% offline, privacy-first image compressor and HEIC/WebP converter running locally in your browser via WebAssembly.
Cost / License
- Free
- Open Source
Application typeApplication types
Platforms
- Online
+4
Convert, optimize, and resize your images online in only one easy click and for free with the Resizing.app tool. Come on, it doesn’t get easier than that!.
Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Online
PDF Converter is a free online converter, as one of the best PDF conversion tools, it can help you easily change the file type to PDF format or convert PDF to Word document in one click. This can save you a lot of time and energy.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Online
165 GeeksPrep Tools alternativesA free web app providing 200+ online tools for developers, including JSON formatters, PDF mergers, code converters, data generators, and more—no signup required.
Cost / License
- Free
- Proprietary
Platforms
- Online
India