
iLovePDF
Adobe Acrobat DC
Sejda
PDF24
CloudConvert
TinyWow
PDF24 - Online PDF Tools
PDF document management and conversion suite

CloudConvert
Convertio
Zamzar
Online Convert
FreeConvert.cc
FastlyConvert is a privacy-first online file conversion & compression suite for PDFs, images, video, and audio—fast results, no install.

Which is more popular?
Based on our record, Smallpdf seems to be more popular. It has been mentioned 38 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | smallpdf.com | fastlyconvert.com |
| Pricing | ||
| Platforms | — | |
| Company | — | Startup from the United States · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Smallpdf yet.
FastlyConvert is a web-based file conversion & compression suite for PDF, images, video, and audio. What you can do • Video Compressor: MP4/MOV/AVI/WebM/MKV with quality presets • PDF tools: PDF ↔ Word/Excel/Image + merge and more • Image tools: compress/resize + HEIC to JPG • AI speech: Text...
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
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
smallpdf tutorial video
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Smallpdf and FastlyConvert.
FastlyConvert's answer:
FastlyConvert is a browser-first conversion suite with a strong privacy focus. It combines 40+ PDF/Image/Video/Audio tools in one place, supports 7 languages, and automatically deletes uploaded files within 24 hours for server-processed tasks.
FastlyConvert's answer:
Choose FastlyConvert if you want a fast, simple “one site for everything” workflow: common tasks require no installation, the UI is straightforward, and privacy is clearly stated (HTTPS/TLS + auto-deletion). It’s also convenient for quick conversions like PDF → Office, video compression presets, and AI speech tools without switching platforms.
FastlyConvert's answer:
Creators, marketers, students, and small teams who frequently need to convert or compress files (PDFs, images, videos, audio) and prefer a lightweight web-based tool that’s easy to use and privacy-conscious.
FastlyConvert's answer:
FastlyConvert started as a set of small utilities to solve everyday file compatibility problems (e.g., compressing media for sharing, converting PDFs for editing). It grew into a single conversion & compression suite so users can finish the job quickly without installing multiple apps.
FastlyConvert's answer:
• Frontend: HTML / JavaScript, Tailwind CSS
• PDF: PDF.js
• Image processing: Sharp
• Audio/Video processing: FFmpeg (server-side where needed)
• Speech: OpenAI Whisper / Text-to-Speech (for audio features)
FastlyConvert's answer:
We don’t publicly list customer names. FastlyConvert is used by a mix of individual creators and small teams worldwide for everyday file conversion and compression.
Share your experience with using Smallpdf and FastlyConvert. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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...
Users highlight Docpose.cloud’s reliability—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...
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:
We have no reviews of FastlyConvert yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


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 / 10 months ago
Smallpdf [1] probably deserves a mention here. Not OSS and not self-hosted, but I‘ve used it occasionally and it has always worked really well. When I was running an agency, we inherited their first office – very cool folks. [1]... - Source: Hacker News / almost 3 years ago
And use this one to merge two single-page pdf to make a double side page. Source: almost 3 years ago
Tracking FastlyConvert since Feb 2026.
When comparing Smallpdf and FastlyConvert, you can also consider the following products.


convert anything to anything - more than 200 different audio, video, document, ebook, archive, image, spreadsheet and presentation formats supported.
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Free conversion online of many type of documents (images, text, video, audio...
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