Software Alternatives & Startups

AllTools.dev VS Fiddler

Compare AllTools.dev VS Fiddler and see what are their differences

AllTools.dev

500+ free online calculators and tools for finance, health, math, conversions, and more.

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Rating
0 reviews
Fiddler

Fiddler is a debugging program for websites.

Rating
0 reviews

Which is more popular?

Online Calculators popularity
100% vs 0%
alternatives listed
61 vs 240+

Base details

Website, pricing, platforms and company facts side by side.

AllTools.dev
Fiddler
Website alltools.dev telerik.com
Pricing —
Company Startup from Bulgaria · 1 - 9 employees · 2026 —
Listed in

About AllTools.dev and Fiddler

In their own words, as submitted to SaaSHub.

AllTools.dev
Fiddler

AllTools.dev is a modern, fast, free online toolkit built for people who need quick, accurate calculators and converters without signing up, creating an account, or wading through cluttered interfaces. The platform offers 500+ tools across finance (mortgage calculators, loan amortization,...

Read more about AllTools.dev

No description of Fiddler yet.

Features and specs

What each product offers, as listed by its team.

AllTools.dev 5 features
Fiddler 5 features
  • All-in-one toolbox
    AllTools.dev provides a wide collection of developer and utility tools in a single platform, eliminating the need to visit multiple websites for different tasks like encoding, formatting, converting, and generating data.
  • Free to use
    The tools available on AllTools.dev are free to access, making it a cost-effective solution for developers and professionals who need quick access to common utilities without paying for subscriptions.
  • Browser-based convenience
    All tools run directly in the browser, meaning there is no need to install software or dependencies. Users can quickly access and use any tool from any device with a web browser.
  • Wide variety of tools
    The platform covers a broad range of categories including text manipulation, JSON formatting, encoding/decoding, hash generation, color tools, and more, catering to diverse developer needs.
  • Simple and clean interface
    The site features a straightforward, easy-to-navigate interface that allows users to find and use the tools they need without unnecessary complexity or clutter.
  • Comprehensive Debugging
    Fiddler allows for detailed HTTP/HTTPS traffic inspection and debugging, making it invaluable for diagnosing and troubleshooting web applications.
  • Cross-Platform Compatibility
    Works on Windows, macOS, and Linux, providing flexibility to developers working in different environments.
  • Custom Scripting
    Supports custom scripts using FiddlerScript, enabling advanced functionalities and automation of repetitive tasks.
  • User-Friendly Interface
    Provides an intuitive and easy-to-use interface that helps users navigate and utilize its features effectively.
  • Web Debugging Proxy
    Acts as a proxy server that captures traffic between your computer and the internet, which is essential for debugging web applications.

Possible disadvantages

  • Learning Curve
    May require a period of learning and adaptation for users new to the tool or those who are not familiar with HTTP/HTTPS concepts.
  • Resource Intensive
    Can be resource-heavy, especially when capturing and storing large amounts of traffic data, which may slow down your computer.
  • Limited Mobile Support
    Although it can work with mobile devices, setup can be cumbersome and less straightforward compared to desktop debugging.
  • Documentation and Community
    While there is good documentation available, it may not cover all niche use cases, and community support can be hit or miss.
  • SSL Decryption
    Decrypting HTTPS traffic requires additional setup and can introduce security risks if not handled properly.

Analysis

An editorial look at what each product does well and who it suits.

AllTools.dev
Fiddler

Overall verdict

  • AllTools.dev is a solid, convenient collection of free online developer utilities that runs in the browser, making it a handy bookmark for common coding and formatting tasks.

Why this product is good

  • Offers a wide range of developer tools (formatters, converters, encoders/decoders, generators) in one place
  • Free to use with no installation required, working directly in the browser
  • Client-side processing for many tools helps keep data private
  • Clean, straightforward interface that saves time switching between multiple single-purpose sites
  • Useful for quick one-off tasks without needing to write custom scripts

Recommended for

  • Developers who need quick access to common utilities like JSON formatting, Base64 encoding, or hashing
  • Students and beginners learning to code who want simple, accessible tools
  • Professionals looking for a consolidated toolbox to avoid bookmarking many separate sites
  • Anyone needing occasional data conversion, formatting, or generation tasks without installing software

Overall verdict

  • Fiddler is considered a good tool, particularly for developers and QA engineers who require a comprehensive and reliable solution for HTTP and HTTPS debugging. Its user-friendly interface and extensive documentation make it accessible, even for those who may not have extensive experience with web development tools.

Why this product is good

  • Fiddler by Telerik is a well-regarded web debugging tool that allows users to monitor, manipulate, and reuse HTTP requests. It's especially popular among developers and testers for its ease of use, robust feature set, and detailed analysis capabilities. It supports various platforms and is versatile enough for debugging tasks such as performance testing, security testing, and web session manipulation. Additionally, Fiddler offers extensive customization through its scripting capabilities, which lets users tailor it to their specific needs.

Recommended for

  • Web Developers
  • QA Engineers
  • Software Testers
  • Network Administrators
  • Anyone needing to debug and analyze HTTP/HTTPS traffic

Videos

Walkthroughs and reviews on video.

AllTools.dev 0 videos + Add
Fiddler 3 videos + Add

No AllTools.dev videos yet. You could help us improve this page by suggesting one.

Fiddler On The Roof, Faith on Film review

More videos

  • - FIDDLER ON THE ROOF WEST END REVIEW | Georgie Ashford
  • - Fiddler on the Roof Review

Category popularity

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

Score bands 0–20 21–40 41–50 51–60 61–100
AllTools.dev
Fiddler
100% 100%
0% 0%
14% 14%
86% 86%
0% 0%
100% 100%
100% 100%
0% 0%

User comments

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

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Alternatives to AllTools.dev and Fiddler

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