RAD PDF

RAD PDF

Red Software
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About

PDFik is an asynchronous API that turns public URLs or raw HTML into pixel-accurate PDFs. Submit a job, receive a job ID, and get an HMAC-signed webhook when the PDF is ready — polling endpoints exist too. Rendering runs on sandboxed headless Chromium, so modern CSS, web fonts and JavaScript-heavy pages render correctly. Key capabilities: signed webhooks with automatic retries and a dead-letter queue on every plan, including Free; two published billing meters (rendered PDFs and generated GB, counted separately — downloads never debit quota); a free test mode ("test": true) that exercises the full pipeline without spending quota; files up to 150 MB on every plan; guaranteed deletion of generated documents within 24 hours; per-job credentials encrypted end to end; official SDKs for JavaScript/TypeScript, Python and Java plus a public OpenAPI spec. Free plan: 100 PDFs and 0.5 GB per month, card verified and never charged. Paid plans from $29/month with a 99.5% SLA.

About

Add a fully functional PDF editor to your ASP.NET website in minutes! Compatible with 99% of desktop & mobile browsers, from Internet Explorer 6 through the latest iOS Safari release, RAD PDF simply works. No plugins or other software needed. RAD PDF natively supports the most commonly used PDF features. Beyond a PDF reader, RAD PDF equips web applications with a browser-based PDF editor & PDF annotator. Features not even available in Adobe Acrobat Reader can be used to provide advanced PDF functionality. By enabling PDF form filling, PDF redaction, & PDF signing directly in the web browser, RAD PDF users can utilize PDF features without worrying about having the right platform or software installed! Allow your app to design new PDF forms, protect content, sign PDFs, & more using an intuitive graphical user interface (GUI). Client (JavaScript) and server APIs allow for endless possibilities .NET Core, Framework, & .NET 5+ supported Try editing any PDF with RAD PDF, FREE!

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Developers and engineering teams generating documents programmatically — invoices, receipts, reports — from their backends, including teams replacing self-hosted wkhtmltopdf or Puppeteer/Chromium with a managed API.

Audience

Developers and anyone searching for a web based PDF viewer, editor, and form filler to control PDF content access

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

No images available

Screenshots and Videos

Pricing

$29/month
Free Version
Free Trial

Pricing

$299 per developer
RAD PDF is priced per developer or server machine
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5
design 4.3 / 5
support 5.0 / 5

Pros from Real Users

Pros

  • The best kind and fast service. in every inquiry I always receive a professional response.
  • Great Tool!
  • After evaluating several other replacements for our current PDF solution, RAD PDF is the best fit by a large margin. The architecture is a very close fit to our current solution and will require very little conversion. Support for signatures was a key feature we were looking for, and RAD PDF provides solid signature support.

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

PDFik
Founded: 2026
Poland
pdfik.net

Company Information

Red Software
Founded: 2007
United States
www.radpdf.com

Alternatives

Alternatives

Nutrient SDK

Nutrient SDK

Nutrient
PrizmDoc

PrizmDoc

Accusoft
DocRaptor

DocRaptor

Expected Behavior
MuPDF

MuPDF

Artifex Software
Nitro PDF

Nitro PDF

Nitro Software

Categories

Categories

Document Generation Features

Batch Processing
Collaboration
Digital Signature
Interaction Tracking
Multiple Output Formats
Templates

PDF Features

Annotations
Convert to PDF
Digital Signature
Encryption
Merge / Append
PDF Reader
Watermarking

PDF Editors Features

Access Controls / Permissions
Annotations
Commenting / Notes
Compare Side-by-Side
Customizable Branding
Delete Pages
Electronic Signature
Forms Management
Full Text Search
Merge / Append
Offline Access
Optical Character Recognition (OCR)
Rearrange Pages
Rotate Pages
Watermarking

Integrations

ASP.NET
ASP.NET Core
Amazon EC2
Azure App Service
Azure Virtual Machines
Google Chrome
Microsoft Edge
Microsoft IIS
Mozilla Firefox
NuGet
Opera
SQL Server
Safari

Integrations

ASP.NET
ASP.NET Core
Amazon EC2
Azure App Service
Azure Virtual Machines
Google Chrome
Microsoft Edge
Microsoft IIS
Mozilla Firefox
NuGet
Opera
SQL Server
Safari
Claim PDFik and update features and information
Claim PDFik and update features and information