4K Image Compressor Verified Customer Reviews (2026)

TinyPNG (by Tinify) is a free image optimization solution trusted by developers, designers, and businesses worldwide. Using smart lossy compression, it reduces JPEG, PNG, WebP, and AVIF file sizes by up to 80% without sacrificing quality. Accelerating load times, boosting SEO, and lowering bandwidth costs. Easily compress, convert, and resize images through a user-friendly web interface or integrate with your stack via our robust API. Tinify also offers an image CDN to ensure fast, reliable global delivery of optimized images. Official SDKs are available for Python, Node.js, PHP, Java, Ruby, and .NET. We also offer a WordPress plugin and a growing ecosystem of third-party integrations. Tinify eliminates complexity, no confusing settings, no guesswork. Whether you're optimizing a small catalog or managing millions of files, it delivers consistent, scalable results. Every plan starts with a generous free tier, and our responsive support team is ready to assist.

MobiPDF, previously known as PDF Extra, serves as a user-friendly platform for reading and editing PDFs, offering features such as creating, organizing, annotating, filling, signing, converting, and sharing any PDF file. This versatile tool stands out as a cost-effective substitute for Adobe Acrobat Pro, catering to a wide array of user needs. HERE’S WHAT YOU CAN EXPECT WITH MOBIPDF: Multiple Viewing Options: Utilize a focused "Read Mode" for an uninterrupted reading experience. Sophisticated Editing Capabilities: Engage with a PDF editing interface reminiscent of Word. Bidirectional Conversions: Effortlessly transform PDFs into and from formats like Word, Excel, PowerPoint, or images. OCR Integration: Enhance scanned documents by making them searchable. Annotation Features: Utilize tools to highlight, comment, strikethrough, stamp, and more to improve your documents. Simple PDF Management: Easily reorder, compress, split, and merge PDFs as you need. Signing and Security: Incorporate signatures, create and fill out forms, and safeguard your PDFs with passwords, encryption, and digital certificates. Offline Functionality: Continue working on your files without needing an internet connection. Instant Translation: Translate any PDF into over 50 languages with just a click. Overall, MobiPDF combines essential features and user-friendly design, making it a reliable choice for anyone needing comprehensive PDF tools.

Gumlet Video enables you to host, secure, and stream videos to either a vast audience or a select few within minutes, while allowing for the creation of tailored video processing and delivery solutions through its Video API. Additionally, Gumlet Image facilitates the automatic optimization and distribution of images at scale across various websites and applications. With a reputation built on the trust of over 10,000 businesses and creators globally, Gumlet manages an impressive 1.5 billion media files on a daily basis, achieving a notable optimization rate of 54%. Gumlet Video streamlines the video delivery process by simplifying custom streaming with minimal coding requirements and ensuring superior compression without a loss in quality. It also enhances video management by providing a unified platform, harnesses automation through APIs, SDKs, and webhooks, and offers valuable analytics to boost return on investment, all while enabling RTMP live streaming in just minutes. On the other hand, Gumlet Image Optimization makes image enhancement effortless by automatically resizing and compressing images, seamlessly integrating to improve user experience and SEO benefits, and leading the way with the world’s first auto-responsive resizing feature. Moreover, it employs AI automation to give users control over every aspect of their images. Founded in 2019 in Singapore by Aditya Patadia and Divyesh Patel, Gumlet was born from the innovative spirit of its creators, who were instrumental in the success of Turing Analytics, a trailblazing AI startup known for its advancements in artificial intelligence. Their mission is to continue transforming the media landscape with cutting-edge technology solutions.