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html2pdf.app VS Firefox PDF Viewer (PDF.js)

Compare html2pdf.app VS Firefox PDF Viewer (PDF.js) and see what are their differences

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 featured
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html2pdf.app logo html2pdf.app

HTML to PDF conversion API

Firefox PDF Viewer (PDF.js) logo Firefox PDF Viewer (PDF.js)

PDF Viewer (aka pdf.js) is a new revolutionary extension using web standard technologies that...
  • html2pdf.app
    Image date //
    2024-05-08

High-quality HTML to PDF API conversion service for developers, based on the Headless Chrome engine which supports modern HTML, CSS, and JavaScript.

Save your time and effort, by dedicating a PDF conversion task to us. Start quickly and focus more on your business needs.

Browser-based HTML to PDF Engine:

It's the most realistic PDF conversion solution - convert your documents or website pages easily only providing a HTML code or URL.

Raw HTML Support:

Don't have an URL or don't want to expose it publicly? We support raw HTML also!

Asynchronous request:

Using callback URL get conversion result asynchronously once it's done

Advanced Options:

From custom page size, margins, header & footer, and more. We have a lot of parameters you can use to modify the conversion result.

  • Firefox PDF Viewer (PDF.js) Landing page
    Landing page //
    2021-07-27

html2pdf.app features and specs

  • Ease of Use
    HTML2PDF.app offers a straightforward interface that allows users to quickly convert HTML documents to PDFs without complex configurations.
  • API Integration
    The service provides an API that facilitates seamless integration into applications or systems requiring automated PDF generation from HTML.
  • Customization Options
    HTML2PDF.app allows users to customize their PDF outputs with various options for styling, pagination, and more to meet specific needs.
  • Cross-Platform Support
    The service is accessible through a web interface, making it usable on any platform with internet access.
  • Performance
    HTML2PDF.app delivers fast conversion speeds, efficiently handling conversion tasks, which is crucial for high-volume use cases.

Firefox PDF Viewer (PDF.js) features and specs

  • Open Source
    PDF.js is an open-source project, meaning it is free to use and its code can be reviewed and modified by anyone.
  • Cross-Platform Compatibility
    PDF.js works on multiple platforms including Windows, macOS, Linux, and can be used in any modern web browser.
  • Integration Ease
    Easily integrates into various web projects with minimal setup, enhancing the user's ability to display PDFs directly in the browser.
  • Actively Maintained
    As an open-source project backed by Mozilla, PDF.js benefits from consistent updates and improvements, ensuring better performance and security.
  • Offline Functionality
    Being a client-side JavaScript library, PDF.js can display PDFs without the need for an internet connection once the library is loaded.
  • Customization
    Developers have the freedom to customize and extend the capabilities of PDF.js to tailor it to specific application needs.

Possible disadvantages of Firefox PDF Viewer (PDF.js)

  • Performance Issues
    PDF.js can be less performant on larger or more complex PDF files, leading to slower rendering times compared to native PDF viewers.
  • Limited Advanced Features
    For users requiring advanced PDF functionalities such as editing or form filling, PDF.js lacks comprehensive support compared to dedicated PDF software.
  • Rendering Inconsistencies
    There can be inconsistencies in rendering complex PDFs, especially those with intricate layouts, fonts, or graphics.
  • Browser Dependency
    Although it's cross-platform, the performance and feature set can vary depending on the browser, with some browsers offering less optimal support.
  • Learning Curve
    Developers may encounter a learning curve when first integrating PDF.js, particularly when customizing its features or troubleshooting specific issues.
  • Security Concerns
    As with any client-side script, there can be security concerns if the library is outdated or not properly configured, potentially exposing vulnerabilities.

Analysis of Firefox PDF Viewer (PDF.js)

Overall verdict

  • The Firefox PDF Viewer (PDF.js) is generally considered to be a good tool for viewing PDFs. It provides a convenient and efficient way to access PDF documents directly within the browser, eliminating the need for external software. Its open-source nature and ongoing support from Mozilla ensure that it remains up-to-date with the latest web standards and security features.

Why this product is good

  • Firefox PDF Viewer, also known as PDF.js, is a web-based PDF viewer that is integrated into modern versions of Firefox. It is developed by Mozilla and designed to provide a fast and reliable way to view PDF files directly in the browser without needing additional plugins. By leveraging web technologies like HTML5, it offers a seamless and consistent user experience across different platforms. The viewer is highly regarded for its speed, ease of use, and open-source nature, which allows for community contributions and continuous improvements.

Recommended for

    The Firefox PDF Viewer is recommended for users who require a reliable and fast way to view PDFs within their browser, particularly those who prefer open-source solutions. It is ideal for users who do not want to install standalone PDF software or plugins and those who value seamless integration within their web browsing experience. It is also suitable for developers and contributors interested in web-based document viewing technologies.

Category Popularity

0-100% (relative to html2pdf.app and Firefox PDF Viewer (PDF.js))

html2pdf.app

Firefox PDF Viewer (PDF.js)

HTML To PDF
90 90%
HTML To PDF
10% 10
PDF Tools
31 31%
PDF Tools
69% 69
PDF Conversion API
100 100%
PDF Conversion API
0% 0
PDF Editor
0 0%
PDF Editor
100% 100

User comments

Share your experience with using html2pdf.app and Firefox PDF Viewer (PDF.js). For example, how are they different and which one is better?
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Reviews

These are some of the external sources and on-site user reviews we've used to compare html2pdf.app and Firefox PDF Viewer (PDF.js)

html2pdf.app Reviews

  1. Guest
    I love it!

    I love it! I am grateful for this product!

  2. Walid
    Good Service

    Good Service with Good Quality.

  3. Janis
    · Ceo ·
    Easy and Just working

    The Service does what it promises. Creating PDFs. It was very easy to Set Up.

    🏁 Competitors: HTML2PDF Rocket

Firefox PDF Viewer (PDF.js) Reviews

2024 Best JavaScript PDF Viewer
• Dependency on PDF.js: It uses PDF.js under the hood, and any vulnerabilities discovered in PDF.js will impact react-pdf as well.
Source: www.compdf.com

Social recommendations and mentions

Based on our record, Firefox PDF Viewer (PDF.js) seems to be a lot more popular than html2pdf.app. While we know about 26 links to Firefox PDF Viewer (PDF.js), we've tracked only 2 mentions of html2pdf.app. 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.

html2pdf.app mentions (2)

  • Generate invoice PDF file using HTML template
    Node.js programming language will be used for simplicity. Handlebars template engine to separate data from the presentation. Html2pdf.app to convert HTML to PDF, but as an alternative Puppeteer can be used also (you can find a complete tutorial How to convert HTML to PDF with puppeteer). - Source: dev.to / almost 2 years ago
  • My journey of making a side project which makes passive incomes
    I decided to do something for a very specific niche, to avoid high competitiveness and where I have some experience. So I came up with the idea that a HTML to PDF API conversion service online would be a great one to start with. - Source: dev.to / about 3 years ago

Firefox PDF Viewer (PDF.js) mentions (26)

  • Adobe’s Monopoly on PDFs: The Innovation Bottleneck and the Need for Open-Source Alternatives
    While projects like PDF.js, PDFium, and Scribus provide alternatives, they lack key features such as advanced text editing, OCR, and form filling. The challenge lies in funding — without dedicated support, open-source projects struggle to compete with Adobe’s multi-billion-dollar resources. To foster a competitive landscape, businesses and governments must invest in robust open-source PDF development, just as they... - Source: dev.to / 3 months ago
  • DEMO - Voice to PDF - Complete PDF documents with voice commands using the Claude 3 Opus API
    ReadPdf: used for reading the dropped file and displaying it on the screen, it uses PDF.js to load the file, get all fields and display it on the browser. - Source: dev.to / about 1 year ago
  • Building W-9 Crafter
    I first started building the app in the browser, using PDF.js and Download.js to take a PDF and edit it, and then download it to your computer. - Source: dev.to / about 1 year ago
  • How to Write a Cold Email
    I'd think opening a PDF in your browser would be at the same risk-level you associate with going to any random URL. On Firefox at least, I'm pretty sure the built-in PDF viewer is simply JS parsing and rendering the PDF anyway -- nothing with elevated permissions: https://mozilla.github.io/pdf.js/. - Source: Hacker News / over 1 year ago
  • PDF Chat with Node.js, OpenAI and ModelFusion
    We use Mozilla's PDF.js via the pdfjs-dist NPM module to load pages from a PDF file. The loadPdfPages function reads the PDF file and extracts its content. It returns an array where each object contains the page number and the text of that page. - Source: dev.to / almost 2 years ago
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What are some alternatives?

When comparing html2pdf.app and Firefox PDF Viewer (PDF.js), you can also consider the following products

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.

Sumatra PDF - Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.

PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request

Okular - Okular is a universal document viewer based developed by KDE.

HTML PDF API - Easily generate PDF documents from HTML code with our powerful API

Evince - Evince is a document viewer for multiple document formats: PDF, Postscript, djvu, tiff, dvi, XPS...

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