
DocRaptor
pdflayer
PDFCrowd
HTML PDF API
HTML2PDF.fr
PDFLite.org
Api2Pdf
Convert any HTML documents to high-fidelity PDF using a single POST request

Render
Railway
Vercel
Heroku
Render UIKit
Netlify
Supabase
Edge computing is the new frontier.

Which is more popular?
Based on our record, Fly.io seems to be a lot more popular than PDFShift. While we know about 483 links to Fly.io, we've tracked only 2 mentions of PDFShift.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | pdfshift.io | fly.io |
| Pricing | ||
| Company | 2018 | Startup from the United States |
| Listed in |
In their own words, as submitted to SaaSHub.


A powerful, fast and high-fidelity HTML to PDF conversion API. Code examples and package ready for Node, Python and PHP developers. Advanced features are available, including watermarking and encryption!
No description of Fly.io yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
PDFShift is recommended for web developers, software engineers, and companies that require automated HTML to PDF conversion as part of their applications or websites. It is particularly suitable for those looking for an API-based solution to integrate easily into their existing workflows and systems.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
No PDFShift videos yet. You could help us improve this page by suggesting one.
We FLY a SPACESHIP! Video Game FLY.io Computer App with HobbyKidsTV
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using PDFShift and Fly.io. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of PDFShift yet. Be the first one to post
Yes! Several platforms offer real free tiers in 2026. SnapDeploy gives you free containers (no time limits) with no credit card required — and your hours only count when your app is running. Render offers free web...
Fly.io is one the best free alternatives to Heroku that you can use. It’s designed for developers and students to run small applications for free and scale costs affordably as you grow. Just like Heroku it comes with...
Recommendations tracked on public social media and blogs since March 2021.


Https://pdfshift.io A simple API that converts HTML documents to PDF or images. - Source: Hacker News / 27 days ago
PDFShift – A cloud API for converting HTML and URLs into PDFs, powered by a headless Chrome backend with support for modern CSS and JavaScript. - Source: dev.to / 8 months ago
Go 1.26 standard library, modernc.org/sqlite for a pure Go SQLite, and solana-go for the RPC client, transaction building and the SPL Memo instruction. React 19, Vite 8, TypeScript 7 and Tailwind CSS 4 on the page. Alegreya and IBM Plex,... - Source: dev.to / 27 days ago
Fly.io opens up two things Heroku keeps at arm's length: real multi-region deployment and full control over the runtime. Heroku's Common Runtime offers two regions (US and EU), and Private Spaces gets you one region at a time from a... - Source: dev.to / 3 months ago
The gateway is the web service that receives requests. I host it on Fly. It accepts Slack events, automation API calls, trigger requests, Composio webhooks, Inngest calls, and runtime calls. - Source: dev.to / 4 months ago
When comparing PDFShift and Fly.io, you can also consider the following products.

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
Compare DocRaptor to PDFShift or Fly.io:

Render is a unified platform to build and run all your apps and websites with free SSL, a global CDN, private networks and auto deploys from Git.
Compare Render to PDFShift or Fly.io:

Free, powerful HTML to PDF API supporting both URL and raw HTML conversion. Unlimited document size, lightning-fast and compatible PHP, Python, Ruby, etc.
Compare pdflayer to PDFShift or Fly.io:


Pdfcrowd is a Web/HTML to PDF online service. Convert HTML to PDF online in the browser or in your PHP, Python, Ruby, .NET, Java apps via the REST API.
Compare PDFCrowd to PDFShift or Fly.io:

Vercel is the platform for frontend developers, providing the speed and reliability innovators need to create at the moment of inspiration.
Compare Vercel to PDFShift or Fly.io: