Software Alternatives, Accelerators & Startups

KeyCDN VS DocSpring

Compare KeyCDN VS DocSpring and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

KeyCDN logo KeyCDN

KeyCDN is a high-performance Content Delivery Network (CDN). Lowest price globally at $0.04/GB with HTTP/2 Support and free Origin Shield.

DocSpring logo DocSpring

PDF filling API that makes it easy to fill out PDF forms and convert HTML to PDFs
  • KeyCDN Landing page
    Landing page //
    2021-10-11
  • DocSpring PDF Template Editor
    PDF Template Editor //
    2025-02-26
  • DocSpring HTML Template Preview
    HTML Template Preview //
    2025-02-26
  • DocSpring HTML Template Editor
    HTML Template Editor //
    2025-02-26
  • DocSpring Auto-generated Web Form
    Auto-generated Web Form //
    2025-02-26
  • DocSpring E-Signatures
    E-Signatures //
    2025-02-26
  • DocSpring View Submissions
    View Submissions //
    2025-02-26
  • DocSpring View API Request Logs
    View API Request Logs //
    2025-02-26
  • DocSpring Postman Collection
    Postman Collection //
    2025-02-26

We provide a PDF filling and generation API:

  • Upload your PDF to our visual template editor to set up form fields and data types
  • Post JSON to fill out existing PDF forms with data
  • Generate editable PDF forms, or overlay static data on top of fields
  • Create HTML/CSS templates with Liquid fields, then post JSON to generate PDFs
  • Use our merge API to combine multiple PDFs into a single document

PDF generation doesn't need to be complicated or take weeks of engineering time. Use our battle-tested service to start filling out PDFs in minutes.

DocSpring

$ Details
freemium $49.0 / Monthly (Starter - 50 PDFs / mo)
Release Date
2017 October
Startup details
Country
United States
State
Delaware
City
Newark
Founder(s)
Nathan Broadbent
Employees
1 - 9

KeyCDN features and specs

  • Performance
    KeyCDN has a broad network with strategically placed POPs (Points of Presence) that ensures fast content delivery and low latency.
  • Cost-effective
    Offers competitive pricing compared to other CDN providers, making it attractive for small to medium-sized businesses.
  • Ease of Use
    User-friendly interface and straightforward setup make it easy for users to deploy and manage their CDN services.
  • Security Features
    Provides built-in security features such as DDoS protection, secure token links, and SSL support to safeguard content.
  • Real-time Analytics
    Offers comprehensive real-time analytics and reporting tools that provide valuable insights into content delivery performance and usage statistics.
  • Support for Various Integrations
    Supports integrations with popular CMS platforms, frameworks, and e-commerce solutions like WordPress, Magento, and WooCommerce.

Possible disadvantages of KeyCDN

  • Limited Advanced Features
    While it offers essential CDN functionalities, KeyCDN may lack some advanced features available in other top-tier CDNs such as extensive edge computing capabilities.
  • Smaller Network
    Compared to larger CDN providers like Cloudflare or Akamai, KeyCDN has a smaller network of POPs, which may affect global performance in fewer regions.
  • Customer Support
    Some users have reported slower response times and less comprehensive support compared to other premium CDNs.
  • Caching Customization
    Offers fewer customization options for caching policies and rules compared to some competing CDNs.
  • No WAF
    Does not offer a built-in Web Application Firewall (WAF), which means users will need a separate solution for advanced web application protection.

DocSpring features and specs

  • Automated PDF Generation
    DocSpring allows users to automate the generation of PDFs by filling out templates with data. This can significantly reduce the time and effort needed to create documents.
  • API Integration
    DocSpring offers a robust API, which allows developers to integrate PDF generation into their own applications easily, enhancing productivity and workflow automation.
  • Flexible Templates
    The platform supports flexible and customizable templates, enabling businesses to maintain brand consistency while meeting specific document formatting requirements.
  • Secure Data Handling
    DocSpring is SOC 2 Type II compliant. We ensure data security through encryption and secure storage options, making it suitable for handling sensitive information.
  • Ease of Use
    The user interface is designed to be intuitive, making it easy for businesses to create and manage PDF templates without requiring extensive technical knowledge.

Analysis of KeyCDN

Overall verdict

  • Overall, KeyCDN is a strong choice for businesses and individuals looking to enhance their website's performance and reliability. It offers a solid balance of affordability, speed, and features.

Why this product is good

  • KeyCDN is considered a good option for a content delivery network (CDN) due to its competitive pricing, high performance, and ease of use. It offers a global network of strategically placed servers, which reduces latency and improves load times for users worldwide. Additionally, KeyCDN provides features like a user-friendly dashboard, real-time analytics, and security measures such as DDoS protection and free SSL certificates.

Recommended for

    KeyCDN is recommended for small to medium-sized businesses, e-commerce sites, bloggers, and web developers who need an efficient and cost-effective CDN solution. Its simplicity and robust support make it an excellent choice for those who want a straightforward setup without sacrificing performance.

KeyCDN videos

Full Site Cache for KeyCDN - A WordPress plugin

More videos:

  • Tutorial - How to Speed Up WordPress Website With CDN Service (KeyCDN)

DocSpring videos

No DocSpring videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to KeyCDN and DocSpring)
CDN
100 100%
0% 0
PDF Tools
0 0%
100% 100
Cloud Computing
100 100%
0% 0
Document Automation
0 0%
100% 100

Questions & Answers

As answered by people managing KeyCDN and DocSpring.

Which are the primary technologies used for building your product?

DocSpring's answer:

Ruby on Rails, React, AWS

What makes your product unique?

DocSpring's answer:

DocSpring is built specifically for developers who need reliable, secure PDF generation in production. We combine PDF form filling and HTML-to-PDF in a single API, with a visual template editor, typed fields, and validation to catch issues early. Our product has a lot of power features and is built to handle very advanced forms. Our infrastructure is SOC 2 Type II compliant, battle-tested, privacy focused, and optimized for high-volume workloads, so you can ship PDF features quickly and then stop thinking about them.

Why should a person choose your product over its competitors?

DocSpring's answer:

DocSpring is designed for teams who need a powerful tool with all the features you need for complex forms and business logic. DocSpring supports structured JSON, typed fields, and array iterations, and many other advanced features, so your templates stay aligned with your real data model. You get powerful validation, a visual editor, strong observability, and an API that fits into modern engineering workflows, so you spend less time fighting PDFs and more time shipping product.

How would you describe the primary audience of your product?

DocSpring's answer:

DocSpring is built for engineering and product teams who manage complex documents in production: things like financial applications, insurance forms, healthcare and legal documents, HR and payroll workflows, and government-style forms.

What's the story behind your product?

DocSpring's answer:

I used to work at a payroll company (Gusto). We had built a similar in-house tool for filling out tax forms. I then built the first version of DocSpring (formerly named FormAPI) while I was living in Thailand. I built it to automate the filling out of visa application and visa extension forms, but realized that it could also be used for tax forms, real estate contracts, and any other kind of fillable PDF form.

Who are some of the biggest customers of your product?

DocSpring's answer:

  • SaaS services serving customers in the real estate, insurance, finance, and legal industries, among many others.

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare KeyCDN and DocSpring

KeyCDN Reviews

  1. Tony Lein
    ยท Working at FAQ Ally ยท
    KeyCDN - Helpful Tool

    KeyCDN is refreshing because it doesnโ€™t overcomplicate things. Itโ€™s easy to set up, the interface actually makes sense, and youโ€™re not buried in confusing options or enterprise-only features. The pricing is just as straightforward โ€” clear, affordable, and predictable, without hidden fees or surprise costs. It feels built for real people and real teams who just want a fast, reliable CDN without the hassle.

    ๐Ÿ‘ Pros:    Affordable price|Easy to use

The 7 Best Content-Delivery-Network Providers
KeyCDN is not a CDN provider from Germany, but it's close: The provider is based in Switzerland. The focus is on speed, a broad infrastructure, security and 24/7 support. KeyCDN's content delivery network is accessible on six continents and should be set up in a few minutes to swiftly send your content to your users all over the world - except Antarctica. KeyCDN is capable...
Source: omr.com
10 Top Cloudflare Alternatives for Your Website
Customization is the key to having a personalized experience. In this regard, KeyCDN is a touch better than Cloudflare. Therefore, you can configure the essential components, add it to any CMS or custom application to get the preferred result. If not optimized perfectly, images can drastically slow down content delivery. Keeping this crucial aspect in mind, KeyCDN offers a...
Source: beebom.com
5 Best Free CDN Solutions for WordPress to Speed Up Your Site
KeyCDN โ€“ KeyCDN is an easy-to-implement CDN that starts at just $0.04 per GB. Theyโ€™re the same people beyond plugins like Cache Enabler and the Optimus image optimizer plugin, so KeyCDN works great with both those plugins.
Source: wplift.com
11 Best CDN Providers To Speed Up A Website
Other KeyCDN features include the intuitive dashboard; HTTP/2 for faster delivery; GZip compression for faster data accessibility; real time reportings; extensive security (with DDoS protection, shared or custom SSL, secure token etc); origin shield and much more.
Source: mofluid.com
The best CDN providers of 2018 to speed up any website
More experienced users will appreciate options like Origin Shield โ€“ this allows you to specify a KeyCDN server to be the source for updates rather than the origin, reducing your server load. You're able to manipulate headers, cache or strip cookies, or set up a custom robots.txt. Once the service is running, a capable set of reporting tools enable watching CDN performance in...

DocSpring Reviews

We have no reviews of DocSpring yet.
Be the first one to post

Social recommendations and mentions

Based on our record, DocSpring should be more popular than KeyCDN. It has been mentiond 5 times since March 2021. 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.

KeyCDN mentions (2)

DocSpring mentions (5)

  • Ask HN: What Are You Working On? (February 2025)
    I'm still working on DocSpring [1], originally launched on Hacker News in October 2017 under the name "FormAPI." It's a PDF generation API with a template editor UI for setting up fields on PDF forms. It makes it easy to turn complex tax and immigration forms into simple type-safe APIs with strong validations. I've been having a lot of fun with AI agents lately. Have tried a lot of them - Cline, Roo Code,... - Source: Hacker News / over 1 year ago
  • Launch HN: Onedoc (YC W24) โ€“ A better way to create PDFs
    For programmatic filling of PDFs, have a look at DocSpring: https://docspring.com. - Source: Hacker News / over 2 years ago
  • So you want to modify the text of a PDF by hand
    Great post. I've spend a lot of time reading through the PDF specification over the last ~5 years while building DocSpring [1], and I still feel like I've barely scratched the surface. Qpdf is a great tool. One of my other favorites is RUPS [2], which really lets you dig into the structure of a PDF. [1] https://docspring.com [2] https://github.com/itext/i7j-rups. - Source: Hacker News / almost 3 years ago
  • Workflow for automating document creation from a "database"
    Hi /u/pepeday, Iโ€™m the founder of a software product that I built to solve this problem. The service is called DocSpring: https://docspring.com We provide a platform that you can use to set up PDF templates, and automatically generate PDFs by filling in those templates with data from your database. Please feel free to send me a message and Iโ€™d be happy to speak with you and help you figure out a solution. I can... Source: over 4 years ago
  • How do you fill copies of the same PDF certificates with Excel data?
    - https://docspring.com/ (super advanced features, a bit bloated). Source: almost 5 years ago

What are some alternatives?

When comparing KeyCDN and DocSpring, you can also consider the following products

CloudFlare - Cloudflare is a global network designed to make everything you connect to the Internet secure, private, fast, and reliable.

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

Amazon CloudFront - Amazon CloudFront is a content delivery web service.

Doczilla - Effortlessly create stunning PDFs and screenshots. Seamlessly store them in your own AWS or Google Cloud Storage bucket, putting the control and creativity right at your fingertips.

CDN77 - Content Delivery Network - website speed acceleration with CDN77. 28+ PoPs, Pay-as-you-go prices, no commitments.

wkhtmltopdf - wkhtmltopdf is an open source (LGPL) command line tools to render HTML into PDF and various image...