Software Alternatives & Reviews

calibre VS GTmetrix

Compare calibre VS GTmetrix and see what are their differences

calibre logo calibre

Ebook manager, viewer & converter

GTmetrix logo GTmetrix

GTmetrix is a free tool that analyzes your page's speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them.
  • calibre Landing page
    Landing page //
    2018-10-10
  • GTmetrix Landing page
    Landing page //
    2023-10-18

calibre videos

Why I Stopped Watching Calibre on Netflix in 10 Minutes! | Flick Connection Podcast Clip (Ep. 11)

More videos:

  • Review - Calibre (2018) - Netflix Movie Review (Non-Spoiler)
  • Review - Calibre: Ending Explained (Netflix Original Movie 2018)
  • Tutorial - Calibre | Free e-Book Software. Getting Started.

GTmetrix videos

WordPress Speed Optimization - How I Got 100% GTmetrix Scores

More videos:

  • Review - A2 Hosting Review + GTmetrix Speed Test - 2020
  • Review - Another WordPress Page Builder Bites The Dust & Why Most Reporting Tools Like GTMetrix SUCK

Category Popularity

0-100% (relative to calibre and GTmetrix)
eBook Manager
100 100%
0% 0
Website Monitoring
0 0%
100% 100
eBook Reader
100 100%
0% 0
Performance Monitoring
0 0%
100% 100

User comments

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Reviews

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

calibre Reviews

Top 10 Free eBOOK Readers for PC
If you are looking for the best eBook reader for your PC, you can try Calibre. It is a user-friendly and useful eBook managing tool that is a must-have for every reader. Besides being completely open-source and free, Calibre offers users an easy-to-use and comprehensive toolset meant to bring out the best in your eBooks.
Source: updf.com
8 Best eBook Readers for Linux
Calibre is one of the most popular eBook apps for Linux. To be honest, it’s a lot more than just a simple eBook reader. It’s a complete eBook solution. You can even create professional eBooks with Calibre.
Source: itsfoss.com
10 of the Best Ebook Readers for Windows, macOS, and Mobile
The Calibre ebook reader is one of the best ebook management tools to help you read and organize your entire library. Calibre is portable and cross platform, so it’s available on nearly every device you own.
Best 5 eBook Manager
Calibre is a powerful and easy to use e-book manager. calibre ebook management supports organizing existing e-books into virtual libraries, displaying, editing, creating and conversion of e-books, as well as syncing e-books with a variety of e-readers. It also supports many file formats and reading devices. Most e-book formats can be edited, for example, by changing the...
Source: www.epubor.com

GTmetrix Reviews

  1. A Reliable Tool for Page Speed Analysis

    GTmetrix is a free tool that offers a comprehensive analysis of your page's speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and provides actionable recommendations on how to improve them. As a user of GTmetrix, I can say that it is a reliable tool for identifying and fixing issues that may be affecting the loading speed of your website.

    🏁 Competitors: Pingdom
    👍 Pros:    Detailed|Free|Additional features
    👎 Cons:    Not accurate|Free plan with limited options

Social recommendations and mentions

Based on our record, calibre should be more popular than GTmetrix. It has been mentiond 546 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.

calibre mentions (546)

  • Ask HN: Best Open E-Reader?
    Kobos[1] and Pocketbooks[2] are a lot more open than Kindles. AFAIK you can transfer .epub files into both devices and these epubs are perfectly readable via the stock OS. If for some reason you find the stock proprietary OS lacking, you can install an open source one like KOreader [3] or Plato[4] Of course you want a good way of organizing epubs pdfs mobi, and like has already been mentioned Calibre[5] is a great... - Source: Hacker News / 12 days ago
  • Ask HN: Best Open E-Reader?
    You can manage the files with Calibre[1] and sync them onto an e-reader like the Kobo with a click. [1] https://calibre-ebook.com/. - Source: Hacker News / 12 days ago
  • Calibre: Unlock the Data in Your Breath
    Not to be confused with Calibre, the excellent ebook software by Kovid Goyal: https://calibre-ebook.com/. - Source: Hacker News / 4 months ago
  • Need help editing epub in Sigil
    Glad you were able to fix it, but what about trying Calibre? It is free and makes it easy to adjust things, add info, and change front covers. Source: 5 months ago
  • Manga on Kindle?
    Or using Calibre (pdf or azw3) https://calibre-ebook.com. Source: 5 months ago
View more

GTmetrix mentions (137)

  • How to improve page load speed and response times: A comprehensive guide
    These tools provide comprehensive insights into frontend performance, user experience, and potential bottlenecks. They measure performance metrics like response times, PLT, FCP, and LCP. Popular performance speed testing tools include Google PageSpeed Insights, WebPageTest, GTmetrix, Pingdom, and Google Lighthouse. They help point out areas of poor performance and send out alerts if response times get too slow. - Source: dev.to / 2 months ago
  • Optimizing Images for Developer Blogs
    GTmetrix: is a tool that helps identify the reasons behind slow loading times. - Source: dev.to / 2 months ago
  • A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
    Gtmetrix.com — Reports and thorough recommendations to optimize websites. - Source: dev.to / 3 months ago
  • Let’s talk about your site’s performance - FREE e-book included
    First things first - understand if your site has speed issues. Tools like GTmetrix and Pingdom can help assess your site's performance. With our Speed Optimizer Plugin you never have to leave your site’s backend, we made a convenient integrated speed test to easily check the optimization level of your site in over 20 different areas. Source: 5 months ago
  • Where do you draft your blog posts?
    Netlify automatically drops the extension from a webpage so all of my pages are www.mydomain.com/this webpage. Source: 6 months ago
View more

What are some alternatives?

When comparing calibre and GTmetrix, you can also consider the following products

Amazon Kindle - Amazon Kindle software lets you read ebooks on your Kindle, iPhone, iPad, PC, Mac, BlackBerry, and...

PageSpeed Insights - PageSpeed is addon for ...

FBReader - FBReader is an e-book reader for various platforms. Features:

WebPagetest - Run a free website speed test from multiple locations around the globe using real browsers...

Calibre Web - Calibre Web is a web app providing a clean interface for browsing, reading and downloading eBooks...

Website Speed Test by Pingdom - Pingdom is a website performance monitoring software.