Find out if your music will be turned down by YouTube, Spotify, TIDAL, Apple Music and more. Discover your music's Loudness Penalty score, for free.
Your file will not be uploaded, stored or shared, meaning this process is secure and anonymous.
We all hate sudden changes in loudness - they're the #1 source of user complaints.
To avoid this and save us from being "blasted" unexpectedly, online streaming services measure loudness, and turn down music recorded at higher levels. We call this reduction the "Loudness Penalty" - the higher the level your music is mastered at, the bigger the penalty could be. But all the streaming services achieve this in different ways, and give different values, which makes it really hard to know how big the Loudness Penalty will be for your music...
Until now.
Simply select any WAV, MP3 or AAC file above, and within seconds we'll provide you with an accurate measurement of the Loudness Penalty for your music on many of the most popular music streaming services, and allow you to preview how it will sound for easy comparison with your favorite reference material.
Your file will not be uploaded, meaning this process is secure and anonymous.
Do you have any questions? Get in touch.
Get a detailed report for this file, plus a short series on optimizing for streaming.
Analyze another fileWhen scraping thousands of product pages per second, rotating IPs via a proxy list is slow. Scramjet Proxy maintains a (residential or datacenter) and seamlessly rotates flows. Because it is flow-based, a target website sees each request coming from a different IP without the proxy renegotiating TLS for every request.
"Come on, you piece of junk," Elias muttered, his knuckles white against the vibration of the control yoke. Above him, the sky was a bruised purple, the threshold of hypersonic territory. Below, the Pacific was a blur of slate grey.
Scramjet (supersonic combustion ramjet) propulsion promises efficient hypersonic flight by enabling combustion in supersonic airflow. However, testing and development face practical constraints—full-scale flight tests are costly, risky, and infrequent—so researchers use proxy methods (scaled experiments, ground-test surrogates, numerical models, and hybrid approaches) to emulate scramjet conditions. This paper surveys the physics of scramjet operation, identifies key challenges for proxy fidelity, reviews proxy methodologies, analyzes their strengths and limitations, and proposes a unified framework and roadmap to improve proxy-to-flight correlation for design, validation, and certification. scramjet proxy work
Why does Scramjet feel faster than other proxies? The answer lies in its data stream handling.
is an interception-based web proxy designed to bypass internet censorship and web filters by using a Service Worker architecture When scraping thousands of product pages per second,
| Feature | Nginx / HAProxy | Scramjet Proxy | |---------|----------------|----------------| | Primary function | Load balancing, TLS termination, static routing | Programmable stream transforms | | Configuration | Declarative (config files) | Imperative (JavaScript/TypeScript) | | Memory model | Buffers entire request/response (per connection) | Chunk streaming (fixed memory) | | Transform logic | Limited (e.g., replace string via lua) | Arbitrary functions (map, filter, reduce, batch, etc.) | | Protocol awareness | Fixed (HTTP, TCP, UDP) | Can build any protocol handler | | Best for | High-performance static proxying | Dynamic, stateful, complex data flows |
Unlike traditional proxies that may buffer entire pages before sending them, Scramjet processes traffic in a stream-like manner. This reduces latency and improves load times for heavy websites. 3. JavaScript and DOM Manipulation "Come on, you piece of junk," Elias muttered,
to modify URLs and response bodies in real-time, routing them through a proxy backend (like a Bare or Wisp server) instead of the original domain. API Patching
: It allows developers to "trap" and modify specific browser behaviors, such as document.cookie requests, using a modular plugin system. Implementation Basics
: Unlike older proxies like Ultraviolet, Scramjet focuses on maintaining a "developer-friendly" environment while prioritizing high execution speeds and security. Data Processing Hub : Beyond simple web browsing, the Scramjet Transform Hub
