
Smallpdf
iLovePDF
100+ Developer Tools
TinyWow
PDF24 - Online PDF Tools
123apps
1000.tools
Free online developer tools: JSON formatter, PDF merger, image compressor, Base64 encoder, UUID generator, and 160+ more. No signup required. 100% client-side processing keeps your data private and secure.

iLovePDF
Smallpdf
Utilvo
Adobe Acrobat DC
PDF24
TinyWow
Sejda
900+ free tools that run in your browser. No uploads, no sign-up.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | toolz.dev | utilz.net |
| Pricing | ||
| Platforms | — | |
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Toolz.dev yet.
utilz is a free collection of more than 900 browser tools: text tools, file converters, AI tools, games and more. Everything runs on your own device, so files are never uploaded to a server. No sign-up, no watermark, no daily limit, and it works on phones.
What each product offers, as listed by its team.


How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Toolz.dev and utilz.
Toolz.dev's answer
Speed and privacy. Traditional utility sites force you to navigate through ads, pop-ups, and slow load times. Toolz.dev eliminates this friction. Because it requires no account and processes tools rapidly, developers can format JSON, test Regex, or encode Base64 without breaking their flow or worrying about pasting sensitive data into unverified web forms.
utilz's answer:
Most free tool sites upload your files, cap how much you can do per day, add watermarks or push a paid plan. utilz does the same jobs for free with none of that, and because files stay on your device it's safe for private documents and photos. It also covers far more than one category, so PDFs, images, audio, video, conversions and calculations are all on one site.
Toolz.dev's answer
Toolz.dev consolidates over 160 essential developer and everyday utilities into a single, unified interface that is accessible with just one keystroke. Unlike scattered bookmarks or ad-heavy web apps, it offers instant search, execution, and saving capabilities completely friction-free—without ever requiring an account.
utilz's answer:
Every tool runs inside your browser, so files are never uploaded to a server. That includes the AI tools: background removal, upscaling, transcription and text to speech all run on your own device. You also don't need to sign-up, everything is completely free and there is no daily limit.
Toolz.dev's answer
Our primary audience includes software developers, engineers, data scientists, and technical creators who frequently rely on micro-utilities (like formatters, encoders, calculators, and translators) to get their daily work done efficiently.
utilz's answer:
Anyone who needs a quick task done without installing software or creating an account: students and teachers, office workers handling PDFs, people editing photos for online listings or social media, developers who need a formatter or converter, and anyone who cares about keeping their files private.
Toolz.dev's answer
We were tired of Googling "JSON formatter" or "Base64 encoder" multiple times a day, only to land on cluttered websites that slowed down our workflow. We wanted a comprehensive, lightning-fast toolkit that lived entirely out of the way until the exact moment we needed it. We built Toolz.dev to be the ultimate, accessible-in-a-keystroke utility belt we wished we had.
utilz's answer:
Most free tool sites make you upload your files, sign up, or wait through ads and daily limits for something a browser can do by itself. I wanted one place where every tool just works on the spot, keeps files on your own device, and is free without a catch.
Toolz.dev's answer
Toolz.dev is built using modern web technologies like React/Next.js and styled with Tailwind CSS to ensure a clean, responsive UI. We heavily utilize client-side processing for our tools to ensure maximum speed and data privacy for our users.
utilz's answer:
Everything runs in the browser with WebAssembly and JavaScript.
Toolz.dev's answer
Share your experience with using Toolz.dev and utilz. For example, how are they different and which one is better?
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