If you're looking for a LightPDF alternative, you might want to check out HiPDF. HiPDF is an all-in-one PDF tool that also includes chat, summarization, reading, conversion, and editing PDF capabilities. It can convert from Office formats, and it has a variety of image tools for compression, cropping and resizing. The service also comes with 10GB of free cloud storage and supports multiple languages, so it's good for individuals and businesses.
Another powerful tool is ChatDOC, which is particularly good at quickly analyzing and summarizing documents, including PDFs. It can also provide instant answers to questions, perform AI analysis on selected text or tables, and integrate with GPT-4 for image analysis. ChatDOC also comes with a browser extension for uploading PDFs, and it encrypts data in transit for privacy. It's good for students, professionals and businesses that want to quickly extract information from documents.
PDFgear is a free, full-featured PDF tool for Windows, Mac and mobile devices. It can read, edit, convert, merge, sign and annotate PDFs. With an AI-powered editor that can be controlled with natural language commands, cross-platform support and a web-based version for online editing, PDFgear is good for personal and professional use, and it's a good option for anyone who needs to handle PDFs.
Last, pdfAssistant offers a 24/7 AI chatbot that can handle PDF tasks through a conversational interface. It can convert, compress, merge/split and add watermarks and passwords to PDFs, among other things. Built on industry-leading technologies, pdfAssistant ensures secure and reliable results and operates on a pay-as-you-go credit system, so it's available to anyone who needs to handle digital documents.