Software Alternatives, Accelerators & Startups

Fiddler VS API Tester

Compare Fiddler VS API Tester and see what are their differences

Fiddler logo Fiddler

Fiddler is a debugging program for websites.

API Tester logo API Tester

API Tester is the first mobile app to test any type of API on the go. Including REST, GraphQL, WebSocket, SOAP, JSON RPC, XML, HTTP, HTTPS.
  • Fiddler Landing page
    Landing page //
    2023-09-19
  • API Tester Landing page
    Landing page //
    2023-09-06

Main features: - All types of HTTP requests: GET, POST, PUT, PATCH, DELETE, HEAD, OPTIONS, COPY, LINK, UNLINK, PURGE, LOCK, UNLOCK, PROPFIND, VIEW. - Powerful GraphQL editor with full-scale experience: body editor with Queries, Mutations, Subscriptions and syntax support; variables editor; documentation explorer; request settings and metadata. - WebSocket testing tool. Handles connection and message exchange via WS or WSS. - API calls with any kind of request data encoding and transfer type (query params, URLEncoded params, FormData, raw data, send files from device storage, cloud, remote server). - Settings. TLS can be skipped, redirects can be disabled, timeouts are adjustable. Weak SSL verification can be enabled and replaced with self-signed certificate. - Import request or collection by curl, link or file from your device. And naturally, there is any type of collection for you: Swagger, OpenAPI, Postman, YAML. - Need to share request in seconds? One tap and done. Deep link and cURL command supported. - Integrations: Shortcuts, Widgets, Apple Watch app.

Additional little things: - Autocomplete for most common headers keys. - Syntax highlighting; Auto formatting. - Optimized for viewing on any device screen. - Cookies. Collect, edit, create. - Request metrics. Measure request duration, response size, status code changing. - History of all request calls. - Request authorisation. Basic Auth with password and username. OAuth with header or query access token.

Fiddler features and specs

  • 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 of Fiddler

  • 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.

API Tester features and specs

  • GraphQL
  • Websocket
  • Debugging APIs

Analysis of Fiddler

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

Fiddler videos

Fiddler On The Roof, Faith on Film review

More videos:

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

API Tester videos

7 Reasons Why You Should Become An API Tester | 100% Salary Hike Possible? | TheTestingAcademy

More videos:

  • Review - Talend API Tester: Technical Overview
  • Tutorial - How To Use DevTools As an API Tester? | API Testing Tutorial | Day 29

Category Popularity

0-100% (relative to Fiddler and API Tester)
Monitoring Tools
100 100%
0% 0
Developer Tools
72 72%
28% 28
APIs
0 0%
100% 100
Security
100 100%
0% 0

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Fiddler and API Tester

Fiddler Reviews

Top 10 HTTP Client and Web Debugging Proxy Tools (2023)
Next right up is Fiddler. It is one of the most powerful and popular web debugging proxy tools. it can debug and troubleshoot endlessly. What you would come to like is that Fiddler is free and has lots of plug-ins you can use. Knowing it captures, analyze and record HTTP traffic between your device and the server, handling any embedded issues becomes easy.
12 HTTP Client and Web Debugging Proxy Tools
Fiddler is a cross-platform web debugging proxy. It can help manipulate web sessions, inspect HTTPS traffic, and monitor traffic between your computer and the Internet.
Source: geekflare.com
Comparing Charles Proxy, Fiddler, Wireshark, and Requestly
Fiddler is another popular web debugging proxy that runs on Windows. It provides developers with a range of features, such as HTTP/HTTPS traffic capturing, request modification, and performance testing. In addition to these features, Fiddler has a scripting engine called FiddlerScript, which allows for customizing the toolโ€™s behavior. This scripting engine enables developers...
Source: dev.to
73 Best SEO tools 2021 โ€“ The Most Epic List You Shouldnโ€™t Miss
The answer is simple โ€“ if you are looking for an SEO site tool that wonโ€™t freeze your browser (a common problem with most plugins), then Fiddler is your ultimate debugging tool.

API Tester Reviews

We have no reviews of API Tester yet.
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Social recommendations and mentions

Based on our record, API Tester seems to be more popular. It has been mentiond 18 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.

Fiddler mentions (0)

We have not tracked any mentions of Fiddler yet. Tracking of Fiddler recommendations started around Mar 2021.

API Tester mentions (18)

  • How to Test APIs for Beginners-API Testing Best Practices๐Ÿ”ฅ
    Manual API testing involves directly interacting with the API using tools like Apidog, API Tester or any other available online tools. - Source: dev.to / over 1 year ago
  • All about Postman Collection
    You can also import this collection to the mobile app and test it. This is possible by using the API Tester. - Source: dev.to / over 2 years ago
  • Defect life cycle in API testing โš™๏ธ
    It is worth noting that detecting bugs is not as simple as it may appear at first.Thatโ€™s why developers and testers must have good testing tools for this. I suggest you try API Tester; youโ€™ll love it! - Source: dev.to / over 3 years ago
  • Status codes in API Testing๐Ÿ†—๐Ÿ†˜
    How successful response code looks like in API Tester app. - Source: dev.to / over 3 years ago
  • Top 5 cryptocurrency APIs for developers ยฉ๏ธ
    Do you know what is common to all the aforementioned APIs? You can easily access any of them by using the greatest app โ€“ API Tester :). - Source: dev.to / over 3 years ago
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What are some alternatives?

When comparing Fiddler and API Tester, you can also consider the following products

Charles Proxy - HTTP proxy / HTTP monitor / Reverse Proxy

Postman - The Collaboration Platform for API Development

Insomnia REST - Design, debug, test, and mock APIs locally, on Git, or cloud. Build better APIs collaboratively for the most popular protocols with a devโ€‘friendly UI, built-in automation, and an extensible plugin ecosystem.

Horangi - Horangi is a leading cyber-security solution that provides instant response and threat detection for companies who lack the time and expertise to monitor their system.

RapidAPI for Mac - Paw is a REST client for Mac.

Proxyman.io - Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains.