ConvertFiles.ai 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.

Foxit provides a powerful portfolio of cloud-native APIs built to help organizations streamline, secure, and scale document-centric workflows. Leveraging flexible REST-based architecture, Foxit APIs enable developers to integrate document creation, conversion, extraction, signing, and viewing capabilities directly into their applications—driving greater efficiency and reducing operational complexity. The Foxit PDF Services API supports high-volume PDF processing tasks such as conversion, extraction, optimization, and redaction. The Document Generation API automates the creation of customized PDFs and DOCX files using dynamic templates and real-time data sources. The Foxit eSign API embeds compliant, legally binding eSignature workflows with advanced audit and tracking features. The PDF Embed API enables fully customizable in-app PDF viewing with support for annotations, forms, and secure access controls. Together, Foxit APIs deliver a secure, scalable foundation for end-to-end document automation and digital workflow transformation.

Easily transform, compress, and alter a variety of multimedia formats such as MP4, MOV, MP3, WAV, PDF, PNG, and JPEG online for free with our intuitive converters designed for video, audio, and PDF files. You can elevate your videos by incorporating a watermark or logo in PNG format, making them ideal for sharing on social media platforms. Our service is perfect for adjusting video dimensions specifically for Instagram feeds, stories, and IGTV. Additionally, trimming MP3 audio tracks is straightforward with our online audio cutter. Combine multiple videos into a single file effortlessly using our free video joiner tool. You can also opt to erase EXIF metadata from images, which may contain sensitive details like geolocation and copyright information. For those who enjoy music, our complimentary MP3 joiner lets you merge various tracks into a single file seamlessly. Likewise, you can consolidate several PDF documents into one using our free PDF joiner utility. If you have animated GIFs, our platform enables you to convert them into MP4 video files effortlessly. You have the capability to rotate your videos by 90 degrees in either direction and flip them according to your preferences. Our tools are also designed to compress video files while maintaining quality, mute videos by completely removing audio tracks, and facilitate the easy download of MP4 videos from popular sites like YouTube, Facebook, and Instagram. Whether you're an everyday user or a professional content creator, our extensive array of tools is tailored to meet all your multimedia editing requirements, ensuring a seamless experience every step of the way.