Software Alternatives, Accelerators & Startups
Register | Login

Smallpdf VS Flex Engine

Compare Smallpdf VS Flex Engine 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 sponsored
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.
Contents:
  1. ยป Base Details
  2. ยป Videos
  3. ยป Reviews
  4. ยป Alternatives

Smallpdf logo Smallpdf

PDF document management and conversion suite

Flex Engine logo Flex Engine

The most innovative tool for finance & leasing quotation calculations
  • Smallpdf Landing page
    Landing page //
    2023-09-21
  • Flex Engine FLEX
    FLEX //
    2024-04-16
  • Flex Engine Flex Image 1
    Flex Image 1 //
    2024-04-16
  • Flex Engine Flex Image 2
    Flex Image 2 //
    2024-04-16
  • Flex Engine Flex Image 3
    Flex Image 3 //
    2024-04-16

No more spreadsheets and clunky old calculators. Introducing Flex โ€“ a web based flexible, reliable, accurate and easy to use leasing calculator in one ready-made tool. Flex ensures consistent, accurate and compliant pricing and quotations for lenders, brokers and dealers in all shapes of vanilla and structured deals. Accessed via seamless out of the box API integration Flex can be integrated at speed to bring benefits of efficiency, scale and precision to your colleagues and customers.

Smallpdf

Website
smallpdf.com
Pricing URL
Official Smallpdf Pricing
$ Details
-
Edit details

Flex Engine

Website
appexnow.com
Pricing URL
Official Flex Engine Pricing
$ Details
paid $350 / Monthly (10,000 maximum transactions, $0.14 additional per transaction)
Edit details

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.

Flex Engine features and specs

  • Credit Lifecycle Coverage
    Flex offers comprehensive pricing and calculations for leasing contracts from start to end, integrating rates, initial pricing, adjustments, and final calculations into a single, efficient platform. Flexible for internal users, intuitive and aesthetic for use by your customers and partners.
  • Complete Calculation Suite
    Versatile financial calculations for finance leases, operating leases, hire-purchases, and loans, offering capabilities for complex repayments, commissions, early settlements, and refinancing with precision.
  • Front-end Free
    Flex adapts seamlessly across your digital ecosystem, from websites and portals to core systems, without being tied to any specific front-end interface.
  • Branding Customizable
    Effortlessly integrate Flex with your own branded front-end system to ensure your brand's consistent presence across your entire digital landscape.
  • API-first Architecture
    Flex's integration strength lies in its cloud-based, API-first architecture, offering unmatched flexibility across technologies and platforms for seamless, universal compatibility.

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.

Analysis of Flex Engine

Overall verdict

  • Flex Engine by AppExNow appears to be a capable no-code/low-code application platform that can be a good fit for businesses looking to build and deploy custom apps quickly without heavy engineering resources, though as with any niche platform, it's worth evaluating against your specific technical requirements and long-term scalability needs before committing.

Why this product is good

  • Enables rapid application development without extensive coding knowledge
  • Reduces dependency on large development teams for building business apps
  • Likely offers customizable templates and modules to speed up deployment
  • May integrate with common business tools and workflows
  • Cost-effective alternative to full custom software development for many use cases

Recommended for

  • Small to medium businesses needing custom apps without big dev budgets
  • Non-technical teams wanting to build internal tools quickly
  • Startups looking to prototype or launch MVPs fast
  • Organizations seeking to automate workflows without hiring specialized developers
  • Teams needing flexible, adaptable business applications

Smallpdf videos

+ Add

smallpdf tutorial video

More videos:

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

Flex Engine videos

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

Add video

Category Popularity

0-100% (relative to Smallpdf and Flex Engine)

Smallpdf

Flex Engine

PDF Tools
100 100%
PDF Tools
0% 0
Finance Calculators
0 0%
Finance Calculators
100% 100
PDF Editor
100 100%
PDF Editor
0% 0
Finance
0 0%
Finance
100% 100

Questions & Answers

As answered by people managing Smallpdf and Flex Engine.

What makes your product unique?

Flex Engine's answer:

Flex is the most innovative cloud-based tool for finance & leasing quotation calculations.

Why should a person choose your product over its competitors?

Flex Engine's answer:

It is build with the latest cloud-based technology for fast and robust calculations.

User comments

Share your experience with using Smallpdf and Flex Engine. For example, how are they different and which one is better?
Log in or Post with

Reviews

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

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.
Source: universalfiletools.com
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.
Source: pdf-converter.ai
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.
Source: www.lifewire.com

Flex Engine Reviews

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

Social recommendations and mentions

Based on our record, Smallpdf seems to be more popular. It has been mentiond 38 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.

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 / 9 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

Flex Engine mentions (0)

We have not tracked any mentions of Flex Engine yet. Tracking of Flex Engine recommendations started around Apr 2024.

What are some alternatives?

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

iLovePDF - Premium online PDF tool set

SmartWindows.app - Auto arrange all your app windows, whether on one screen or many with a single click!

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.

Sejda - Split, merge and other powerful PDF tools.

PDF24 - PDF24 is a free to use PDF creator, converter, and virtual printer.

CloudConvert - convert anything to anything - more than 200 different audio, video, document, ebook, archive, image, spreadsheet and presentation formats supported.

Loading...