LottaTools might be a bit more popular than PDFCrowd. We know about 1 link to it since March 2021 and only 1 link to PDFCrowd. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
To follow on with this, I've used https://pdfcrowd.com/ too. Source: about 3 years ago
I've been using https://www.sejda.com/ and https://lottatools.com/ for light weight tasks. - Source: Hacker News / almost 2 years ago
pdflayer - Free, powerful HTML to PDF API supporting both URL and raw HTML conversion. Unlimited document size, lightning-fast and compatible PHP, Python, Ruby, etc.
PDFZero - PDFZero is a suite of free, cloud-based PDF tools. Unlike the other guys, we offer advanced tools like PDF form mail merging and PDF Zone OCR in addition to the basic tools like PDF merging and splitting... read more.
DocRaptor - As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more
HelloPDF - Generating a PDF from a URL has never been easier
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request
PDFChef by Movavi - Edit and convert PDF files online, right in your browser