Software Alternatives, Accelerators & Startups

Smallpdf VS authentik

Compare Smallpdf VS authentik 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.

Smallpdf logo Smallpdf

PDF document management and conversion suite

authentik logo authentik

authentik is an open-source identity provider focused on flexibility and versatility.
  • Smallpdf Landing page
    Landing page //
    2023-09-21
  • authentik Landing page
    Landing page //
    2023-09-11

Smallpdf features and specs

  • User-Friendly Interface
    Smallpdf provides a clean, intuitive, and easy-to-navigate interface, making it accessible for users of all technical levels.
  • Wide Range of Tools
    Offers a variety of tools for PDF editing, including compressing, merging, splitting, and converting PDFs to other formats.
  • Cloud Integration
    Seamlessly integrates with cloud storage services like Google Drive and Dropbox, allowing users to work directly with their files stored online.
  • Security
    Utilizes strong encryption and deletes files from their servers after one hour, ensuring user data is kept secure and private.
  • Cross-Platform Availability
    Accessible from various devices including desktops, tablets, and smartphones with responsive web design.
  • Free Tier
    Provides a free tier with limited features, which is suitable for occasional or basic users.

Possible disadvantages of Smallpdf

  • Limited Free Features
    The free version only allows for two tasks per day and places restrictions on larger files and advanced features, leading to potential inconvenience for frequent users.
  • Subscription Cost
    The premium subscription can be considered expensive for some users, particularly those who only need occasional PDF edits.
  • File Size Limit
    Even with a premium subscription, there are restrictions on the maximum file size that can be uploaded and processed.
  • Internet Dependence
    Requires an active internet connection to use most of its features, which can be a limitation for users with unreliable or slow connectivity.
  • Privacy Concerns
    Despite strong encryption, some users may still have reservations about uploading sensitive documents to an online service.
  • Limited Customization
    The range of customization options for certain tools may be limited compared to more specialized PDF software.

authentik features and specs

  • Open Source
    Authentik is an open-source identity provider, which means you can access and modify the source code to suit your needs without licensing fees.
  • Flexible Authentication Methods
    Authentik supports a variety of authentication methods, including traditional username/password, OAuth, SAML, and LDAP, allowing integration with diverse systems.
  • User Interface and Experience
    Provides an intuitive and user-friendly interface for administrators to manage user identities and configure authentication workflows.
  • Docker Deployment
    Easily deployable via Docker, which simplifies the installation and scaling processes, making it adaptable to different environments.
  • Community Support
    Being open-source, authentik benefits from community contributions which can lead to faster improvements and support through forums and community channels.

Possible disadvantages of authentik

  • Complex Configuration
    The flexibility of authentik can lead to complex configurations that might be challenging for users without prior experience in identity management systems.
  • Limited Documentation
    The official documentation may not be as comprehensive as commercial offerings, potentially making the implementation process slower for new users.
  • Scalability Concerns
    While suitable for many use cases, authentik might face challenges when scaling to extremely large, enterprise-level implementations without tailored optimizations.
  • Support Reliance on Community
    As an open-source project, the level of direct support is typically limited unless supplemented by a third-party service provider.
  • Relative Maturity
    Compared to some established competitors, authentik might lack some advanced features present in mature, commercial identity management solutions.

Analysis of Smallpdf

Overall verdict

  • Smallpdf is a reliable and efficient tool for managing PDF documents, suitable for both casual users and professionals. Its combination of versatility, ease of use, and security features makes it a strong contender in the realm of online PDF services.

Why this product is good

  • Smallpdf is considered good because it offers a wide range of PDF tools that are easy to use and accessible online. It provides functionalities such as PDF conversion, compression, editing, and signing, all within a user-friendly interface. This makes it an ideal choice for both individuals and businesses looking for efficient document management solutions. Additionally, it emphasizes security by ensuring encrypted file transfers, which is crucial for handling sensitive information.

Recommended for

  • Individuals who frequently work with PDFs and need a straightforward tool for conversions, compressions, or edits.
  • Students who need to annotate and organize their study materials in a PDF format.
  • Professionals who require a reliable tool for signing documents and collaborating with team members remotely.
  • Businesses looking for secure document management solutions with the flexibility of online access.

Smallpdf videos

smallpdf tutorial video

More videos:

  • Review - Smallpdf Review
  • Tutorial - Smallpdf | How to do Unlimited Free Conversions ? | Hack for Smallpdf | Bypass limit of 2 conversion

authentik videos

New ZOEVA Authentik Skin Natural Luminous Foundation...First Impressions Review + 10 HR Wear Test

More videos:

  • Tutorial - Authentik: How to Install with Docker and Why You Should
  • Review - Authentik Music Video Review Show

Category Popularity

0-100% (relative to Smallpdf and authentik)
PDF Tools
100 100%
0% 0
Identity And Access Management
PDF Editor
100 100%
0% 0
Identity Provider
0 0%
100% 100

User comments

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Reviews

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

Smallpdf Reviews

Best Free Alternatives to Adobe Acrobat in 2026
Smallpdf is a well-known online PDF platform with a clean interface. It works entirely in the browser and integrates with Google Drive and Dropbox, making it convenient if you store files in the cloud. The free tier limits you to two tasks per hour and adds a watermark on some output files. Files are uploaded to Smallpdf's servers for processing.
Best Online Image Converters in 2026: Docpose.cloud Leads the Pack
Users highlight Docpose.cloudโ€™s reliabilityโ€”no failed conversions even on rare formats. CloudConvert gets praise for quality tweaks but frustrates with daily resets. iLoveIMG is loved for extras like AI, but free limits irk. Smallpdf suits PDF-image hybrids, less pure images. Convertio is straightforward but caps freebies quick.
Source: fileproinfo.com
Ever wondered why bank statements are always in PDF?
Platforms like iLovePDF and Smallpdf are among the most popular choices. They do a decent job for simple PDFs, but I quickly realized a few issues:
Source: medium.com
Top 10 PDF Converters for converting to or from PDF effortlessly
Smallpdf is one of the most well-known PDF converter tools online. Offering a simple, user-friendly interface, it allows users to convert files to and from PDF without any hassle. Smallpdf supports over 18 file types and integrates with Google Drive and Dropbox for easy cloud storage access.
The 13 Best Free PDF Editors (February 2024)
One of the quickest ways to add images, text, shapes, or your signature to a PDF is with Smallpdf. I find it extremely easy to use for those things, but I opt for one of the editors that top this list if I need to edit the text because this one won't do it for free.

authentik Reviews

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

Social recommendations and mentions

authentik might be a bit more popular than Smallpdf. We know about 52 links to it since March 2021 and only 38 links to Smallpdf. 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.

Smallpdf mentions (38)

  • OpenDataLoader: Safe, Open, High-Performance โ€” PDF for AI
    According to statistics from smallpdf.com, by 2025, there will be a massive 2.5 trillion PDF documents stored worldwide, and 290 billion new PDF documents will be created every year. - Source: dev.to / 8 months ago
  • Stirling-PDF: local web application to perform various operations on PDFs
    Smallpdf [1] probably deserves a mention here. Not OSS and not self-hosted, but Iโ€˜ve used it occasionally and it has always worked really well. When I was running an agency, we inherited their first office โ€“ very cool folks. [1] https://smallpdf.com/. - Source: Hacker News / over 2 years ago
  • Looking fore college ruled template to print
    And use this one to merge two single-page pdf to make a double side page. Source: over 2 years ago
  • PDF to Excel without O365/Adobe Acrobat?
    I don't have Office 365 for the "Get Data" option, nor do I have Adobe Acrobat. I've tried the smallpdf website but it came out a mess, possibly because my original spreadsheet had highlighted rows and lots of text in some of the cells. Source: over 3 years ago
  • 5 tips to improve your SaaS user onboarding
    Examples of companies doing this well: - SmallPDF users can convert or compress a limited number of files without an account โ€” turning users into advocates and customers once paid use cases comes along; - Freshline uses interactive product demos to help users self-educate and understand the value of their features, without a paywall or registration;. Source: over 3 years ago
View more

authentik mentions (52)

  • AI slop security engineering: Okta's NextJS-0auth troubles
    Https://goauthentik.io/#comparison They have an enterprise version now (mostly for support and bleeding edge features that later make it into the open source product.) It's pretty easy to self host. I have been doing it for a small site for years and I couldn't even get any other open source solution to work. They are mostly huge with less features. - Source: Hacker News / 9 months ago
  • We replaced passwords with something worse
    I recently set up passkey-only sign ins for a webapp I'm writing using Authentik [0](Python OIDC provider, with quite a nice docker-compose run-up, took only minutes to stand up.) It was surprisingly easy to configure everything so that passkeys are the only thing ever used. If anyone would be interested I could write it up? I was surprised what a nice user flow it is and how easy it was to achieve. [0]... - Source: Hacker News / about 1 year ago
  • Frequent reauth doesn't make you more secure
    I set up Authentik[^1] on my NAS in a docker container and went from there! Just had to add a .well-known webfinger file to my domain that pointed to the Authentik instance and it "just worked" with Tailscale. [^1]: https://goauthentik.io/. - Source: Hacker News / about 1 year ago
  • Ask HN: Who is hiring? (June 2025)
    Authentik Security | Senior Engineer | US | REMOTE (anywhere) | Full-time Authentik Security (https://goauthentik.io) is the company behind authentik (https://github.com/goauthentik/authentik. - Source: Hacker News / about 1 year ago
  • Windows 2000 Server named peak Microsoft. Readers say all downhill since Clippy
    > Honest to god, if an IdP like Okta made an Active Directory replacement that ran via container https://goauthentik.io/ can run in docker. It can be paired in with openldap containers, too. - Source: Hacker News / over 1 year ago
View more

What are some alternatives?

When comparing Smallpdf and authentik, you can also consider the following products

iLovePDF - Premium online PDF tool set

Keycloak - Open Source Identity and Access Management for modern Applications and Services.

Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.

ZITADEL - The Identity Infrastructure for Modern B2B SaaS

Sejda - Split, merge and other powerful PDF tools.

Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.