
xDevTools
VS Code
100+ FREE No-Code Tools
1tools
Ruby on Rails
A.Tools
Markdown Preview
Instantly access 800+ free tools for text, code, web, and data. Our utilities are fast, 100% secure, and always free. Boost your productivity today with 99Tools!

JSONFormatter.org
CodeBeautify
JSONCompare
CodeUtil.dev
Diff Checker
JSONLint
Text-Utils JSON Formatter
Free online developer tools for JSON formatting, JWT decoding, timestamp conversion, regex testing and more. Fast, privacy-friendly and browser-based.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | 99tools.net | devtoo.dev |
| Pricing | ||
| Company | Startup from India · 1 - 9 employees · 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


99Tools.net is your ultimate digital Swiss Army knife, offering a massive library of over 800+ free online utilities designed to streamline your workflow. Whether you are a developer, a data analyst, or a content creator, we provide the tools you need to handle complex tasks in seconds—no...
DevToo is a free collection of 67 browser-based developer tools for everyday engineering tasks — no ads, no sign-up, and no uploads. It brings together utilities across data, encoding and security, code, networking, and DevOps, including a JSON formatter and validator, JWT decoder, regex tester,...
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
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing 99Tools.net and DevToo.dev.
99Tools.net's answer
What sets 99Tools apart is the sheer scale and variety of our library. While most utility sites focus on a narrow niche, we provide a unified "mega-hub" of over 800+ free tools covering text, code, web, and data. We combine this massive variety with a "Privacy First" architecture, ensuring that our utilities are not just fast, but 100% secure for professional use.
99Tools.net's answer
Users choose 99Tools because we eliminate "tab fatigue." Instead of bookmarking twenty different sites for JSON formatting, SEO checks, and image compression, you can find everything in one lightning-fast interface. Unlike many competitors, we are committed to being 100% free without intrusive ads, forced registrations, or "freemium" limitations that slow down your workflow.
99Tools.net's answer
Our primary audience consists of digital power users who value efficiency. This includes:
Developers & Engineers looking for quick code formatting and debugging tools. Content Creators & SEOs needing text manipulation and web optimization utilities. Students & Researchers who require fast data conversion and calculation tools. IT Professionals seeking secure, browser-based utilities that don't require software installation.
99Tools.net's answer
99Tools was born out of a simple frustration: the modern web is filled with "single-purpose" tool sites that are often slow, cluttered with ads, or insecure. We wanted to build the ultimate digital Swiss Army knife a clean, centralized, and high-performance portal where anyone could access professional-grade utilities instantly. Our mission has always been to democratize access to productivity tools while keeping the user's data privacy at the forefront.
99Tools.net's answer
99Tools is built using a modern, high-performance web stack centered on JavaScript (ES6+) and React to ensure a responsive, "app-like" experience. To uphold our security promise, many of our tools utilize Client-Side Processing. This means your data is processed directly in your browser and is never sent to our servers, providing an extra layer of privacy for sensitive code and text.
99Tools.net's answer
Freelance Web Developers and UI/UX Designers Digital Marketing and SEO Agencies Computer Science Departments at Global Universities Data Analysts and Business Intelligence Professionals Startup Founders and No-Code Builders
Share your experience with using 99Tools.net and DevToo.dev. For example, how are they different and which one is better?
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