
Weer
Charles Proxy
James
HTTP Headers
HTTP Toolkit
mitmproxy
Proxyman.io
Advanced Web Debugging Proxy for Mac & iOS

The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.

Which is more popular?
Based on our record, Surge for Mac seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | nssurge.com | diffyn.com |
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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
Surge is highly recommended for software developers, network administrators, and IT professionals who require comprehensive and reliable tools for network testing, debugging, and configuration management.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Surge for Mac and Diffyn.
Diffyn's answer:
Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.
Diffyn's answer:
Diffyn is the platform that specializes on both change management and multi-model analysis.
Diffyn's answer:
React, Next.js, POSTGRESQL
Diffyn's answer:
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
Diffyn's answer:
I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.
Share your experience with using Surge for Mac and Diffyn. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Https://nssurge.com is available on macOS & iOS and has seemed superior to Fiddler in many ways. - Supports a pseudo-VPN mode (~tap and socket filter) that intercepts any traffic that doesn't go through the HTTPS/SOCKS proxies, including... - Source: Hacker News / 10 months ago
Tracking Diffyn since Jun 2025.
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