
Cache Status
Cache Enabler
CacheFly
WP Super Cache
WP Rocket
warmup.rocks keeps your CDN cache warm in every edge location worldwide: Cloudflare, Fastly, Akamai, CloudFront and more. Warming from 42 countries, hit-ratio analytics.

Microsoft Teams
How-To Geek
The Windows Club
ErrorFeed
Scanmycode
WinCrashReport
Free Windows error code database with 1,000+ step-by-step fixes for BSOD, update failures, driver and network errors.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | warmup.rocks | errorcodereference.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from Switzerland · 1 - 9 employees · 2026 | 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


A CDN isn't one cache. It's hundreds of independent ones, and most of them are cold. Cloudflare alone runs 300+ data centers, and each keeps its own cache. A page cached in Frankfurt is still ice cold in Tokyo, so the first visitor per region pays the full origin round trip. In our measurement of...
Here's a clean description for SaaSHub: ErrorCodeReference is a free, ad-free database of 1,000+ Windows error code fixes. Whether you're dealing with a BSOD, a failed Windows Update, a driver error, or a network issue, you can search any error code or keyword and get a clear step-by-step guide...
What each product offers, as listed by its team.


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


As answered by people managing warmup.rocks and ErrorCodeReference.
warmup.rocks's answer
Most cache warmers run from one server, so they only warm the one CDN edge location that server happens to hit. CDNs like Cloudflare cache per data center, 300+ of them, and a HIT in Frankfurt says nothing about Singapore.
warmup.rocks is different:
ErrorCodeReference's answer:
Every guide is written specifically for that error code, not a generic troubleshooting checklist. Search any Windows error code or keyword and you get a direct fix. No account needed, no paywall, completely free and ad-free.
warmup.rocks's answer
Three reasons:
Plans start at $15/month with a 7-day free trial.
ErrorCodeReference's answer:
Most Windows error help is buried in forum threads from 2011 with no real resolution. ErrorCodeReference gives you one place with a clear, current, step-by-step fix for over 1,000 Windows errors. Free forever, no ads, no sign-up required.
warmup.rocks's answer
Developers, agencies and store owners who run sites behind a CDN (Cloudflare, Fastly, CloudFront, Akamai, bunny.net) and serve visitors in more than one region. Typical cases:
ErrorCodeReference's answer:
Windows 10 and 11 users ranging from everyday home users dealing with a BSOD to IT professionals troubleshooting driver and update failures.
warmup.rocks's answer
I run a web agency in Switzerland, and for years I believed our sites were fast because we put them behind Cloudflare and saw HIT in the headers. Then I measured from other continents: pages that loaded in milliseconds from Zurich took multiple seconds from Tokyo or São Paulo, because each edge location keeps its own cache and most of them were cold.
I built a warmer for our own client sites first, then measured 408,000 CDN requests and found a miss is 3.5× slower than a hit at the median. That data convinced me this should be a product.
ErrorCodeReference's answer:
After 6 years answering Windows error questions on Microsoft Q&A, I kept seeing the same problem. People googling error codes and landing on outdated forum posts that never actually solved anything. So I built the site I wished existed. 1,000+ error fixes, completely free.
warmup.rocks's answer
The whole thing runs on a plain VPS behind Cloudflare, which keeps it fast and cheap without a pile of infrastructure.
ErrorCodeReference's answer:
HTML, CSS, JavaScript and Cloudflare.
warmup.rocks's answer
ErrorCodeReference's answer:
ErrorCodeReference is a free tool used by everyday Windows users and IT professionals. We don't have paying customers as the service is completely free to use.
Share your experience with using warmup.rocks and ErrorCodeReference. For example, how are they different and which one is better?
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We are an online tech magazine, dedicated to providing interesting articles, how-tos, and even fun...
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