DevFast VS Requestly

Compare DevFast VS Requestly and see what are their differences

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Requestly

A Powerful API Mocking and Testing Tool

Not present

Requestly //
2025-02-12
Rest Client //
2025-02-12
HTTP Interceptor //
2025-02-12
API Mocking //
2025-02-12
Requestly //
2025-02-12

Requestly is a modern and powerful companion for API Development and Testing. It is an open-source tool purpose-built to speed up and simplify API development workflow for developers and QAs. It is a combination of API Client and HTTP Interceptor that helps create and share API Contracts, testing APIs, and easily mock and integrate them into web and mobile apps.

DevFast

Website: devfast.co
Pricing URL: Official DevFast Pricing
$ Details: -
Platforms: -
Release Date: -

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Requestly

Website: requestly.com
Pricing URL: Official Requestly Pricing
$ Details: freemium
Platforms: Google Chrome Firefox Edge Safari Brave Opera Vivaldi Android Windows Linux Mac OSX MacOS
Release Date: 2021 January
Startup details
Country: United States
State: California
City: San Francisco
Founder(s): Sachin Jain, Sagar Soni, Sahil Gupta
Employees: 20 - 49

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DevFast features and specs

Efficiency
DevFast streamlines the development process by offering robust tools that can significantly reduce the time required to build and deploy applications.
User-Friendly Interface
The platform is designed with an intuitive user interface that makes it accessible for both new and experienced developers.
Scalability
DevFast provides tools and infrastructure support that facilitate application scaling, which is beneficial for growing projects.
Integrated Solutions
Offers a comprehensive suite of development tools and services that are integrated, reducing the need for external solutions and improving workflow consistency.
Community and Support
DevFast has a supportive community and offers substantial documentation and customer support to help users troubleshoot and optimize their use of the platform.

Possible disadvantages of DevFast

Cost
The subscription and associated service costs can be high, especially for small teams or individual developers with limited budgets.
Learning Curve
While the interface is user-friendly, there is still a learning curve for mastering all of DevFast's features and capabilities.
Customization Limitations
Some users may find limitations in customization options for specific features, which can hinder unique project requirements.
Dependency on Platform
Reliance on DevFast can create dependency concerns; should the platform face issues, it might impact ongoing development processes.
Third-Party Integration
Although DevFast offers many integrated solutions, some users may find its third-party integration options limited in comparison to competitors.

Requestly features and specs

Redirect URL
Block Network Requests
Modify Request & Response Header
Modify Response
Supercharge Selenium
Session Replay
Modify Query Params
Team Workspace
API Client
API Mocks
GraphQL Support
Zero Setup
Auto Capture Sessions
Network Logs
Console Logs

Analysis of DevFast

Overall verdict

I don't have verified information about a product or service called 'DevFast' at devfast.co, so I cannot confirm its legitimacy, quality, or reputation.

Why this product is good

I do not have reliable data on this specific website or product
No verified user reviews, ratings, or independent assessments are available to me
Company details such as founding date, track record, or business practices are unknown to me
I cannot confirm if this is an active, legitimate, or safe service

Recommended for

Not applicable - please research independently before using this service
Consider checking domain age via WHOIS lookup
Look for reviews on Trustpilot, Reddit, or industry-specific forums
Verify business legitimacy through BBB or similar consumer protection sites
Check for SSL certificates and secure payment processing if it involves transactions

Analysis of Requestly

Overall verdict

Requestly is generally regarded as a good tool due to its comprehensive functionalities and ease of use. Its ability to seamlessly manage network requests makes it suitable for both beginners and experienced developers.

Why this product is good

Requestly is widely considered a valuable tool because it offers robust and flexible features for intercepting and modifying network requests. Developers and QA testers appreciate it for its ability to simulate and debug API calls efficiently. It is particularly useful for testing changes without altering the codebase and for working with web applications in development and production environments.

Recommended for

Developers looking to debug and test API endpoints.
Quality Assurance (QA) teams that require reliable testing tools for web applications.
Technical professionals who manage network traffic and need to modify or redirect requests effortlessly.
Anyone involved in web development who needs to simulate network conditions or test application behavior under different scenarios.

DevFast videos

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Requestly videos

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Category Popularity

0-100% (relative to DevFast and Requestly)

DevFast

Requestly

Online Services

100 100%

Online Services

0% 0

Developer Tools

4 4%

Developer Tools

96% 96

Software Development

100 100%

Software Development

0% 0

Testing

0 0%

Testing

100% 100

Questions & Answers

As answered by people managing DevFast and Requestly.

Who are some of the biggest customers of your product?

Requestly's answer:

Verizon
AT&T
Adobe
Salesforce
Telegraph
Intuit
Verizon

How would you describe the primary audience of your product?

Requestly's answer:

Front-end developers, QAs, PMs, Digital Marketers

What makes your product unique?

Requestly's answer:

Requestly is an open-source API development and testing tool that combines the capabilities of an API Client and HTTP Interceptor, making it a better alternative to Postman + Charles Proxy. It simplifies API mocking, request modification, and debugging with an intuitive no-code interface, enabling developers and QAs to test APIs efficiently.

User comments

Share your experience with using DevFast and Requestly. For example, how are they different and which one is better?

Reviews

These are some of the external sources and on-site user reviews we've used to compare DevFast and Requestly

DevFast Reviews

We have no reviews of DevFast yet.
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Requestly Reviews

Comparing Charles Proxy, Fiddler, Wireshark, and Requestly

On the pricing front, Requestly strikes a balance between affordability and functionality. It is an open-source tool, offering freemium to individual developers and affordable pricing plans for team collaboration. We have also clearly differentiated how Requestly differs from Wireshark and other web debugging tools like Proxyman, Modheader, and HTTP ToolKit separately.

Source: dev.to

Social recommendations and mentions

Based on our record, Requestly seems to be more popular. It has been mentiond 35 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.

DevFast mentions (0)

We have not tracked any mentions of DevFast yet. Tracking of DevFast recommendations started around Apr 2024.

Requestly mentions (35)

Why You Need a Local-First API Client (With Hands-On Example)
If you want to try a local-first workflow, you can start using Requestly here: https://requestly.com. - Source: dev.to / 9 months ago
How to use Cursor to Generate API Testcases in Requestly
That’s where automation changes the game. By pairing Cursor, an AI-powered coding assistant, with Requestly's local-first API testing and mocking platform, you can offload the grunt work of writing tests to AI while keeping execution secure and reproducible on your own system. In this article, we’ll walk through how to set up Cursor with Requestly, generate test cases automatically, and run them end-to-end so that... - Source: dev.to / 9 months ago
These 20 Awesome API Clients Will Change How You Work with APIs
Requestly is a versatile browser extension and web client used to intercept, mock, and debug APIs in real-time—perfect for frontend developers. - Source: dev.to / about 1 year ago
Best Tools for GraphQL Development in 2025
Requestly is a powerful tool for modifying GraphQL responses, intercepting requests, and debugging API interactions. It allows developers to tweak request bodies, capture GraphQL traffic, and share sessions for easier debugging and collaboration. - Source: dev.to / over 1 year ago
How Not to Use AI in Software Development
Learn more at https://requestly.com/. - Source: dev.to / over 1 year ago

What are some alternatives?

When comparing DevFast and Requestly, you can also consider the following products

Slab Fast - Instantly calculate how much concrete you need for any project. Slabs, footings, columns, post holes. No signup.

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

BuildSuperfast - Find out what users are saying about BuildSuperfast. Read user BuildSuperfast reviews, pricing information and what features it offers.

Postman - The Collaboration Platform for API Development

Concrete - Better retail execution and store performance with coordinated communications and task management.

Hoppscotch - Open source API development ecosystem

Slab Fast vs DevFast

Slab Fast vs Requestly

Proxyman.io vs DevFast

Proxyman.io vs Requestly

BuildSuperfast vs DevFast

BuildSuperfast vs Requestly

Postman vs DevFast

Postman vs Requestly

Concrete vs DevFast