GrapheneOS
LineageOS
Android
e.foundation /e/
postmarketOS
Ubuntu Touch
DivestOS
Privacy-focused operating system for smartphones based on Android and microG

WP Rocket
Advanced Custom Fields
Rank Math
Wordfence
WPS Hide Login
WP-Optimize
Adminimal
Admin Optimizer is a modular WordPress plugin that can reduce the number of plugins on your site, and save you time, effort and money.

Which is more popular?
Based on our record, CalyxOS seems to be more popular. It has been mentioned 191 times since March 2021.
Website, pricing, platforms and company facts side by side.
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COS
CalyxOS
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|---|---|---|
| Website | calyxos.org | adminoptimizer.com |
| Pricing | — | |
| Platforms | — | |
| Company | — | 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of CalyxOS yet.
Admin Optimizer is a modular WordPress plugin built to replace multiple standalone admin, performance, security, SEO, and workflow plugins with a single lightweight solution. Instead of installing and maintaining dozens of plugins that slow down your site and clutter your dashboard, Admin...
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
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
CalyxOS Review: The Private & Secure Android ROM For Everyone!
More videos
Admin Optimizer: The All-in-One Plugin to Replace 10+ WordPress Tools
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using CalyxOS and Admin Optimizer. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

It ships with Signal for encrypted messaging; Tor browser to access the web without any tracking; a free and trusted VPN from the Calyx Institute; the open-source Aurora Store, a Play Store alternative, and more....
We have no reviews of Admin Optimizer yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.

I use pixel 3 with https://calyxos.org/ as a home phone to play music, record videos, pictures etc. Calyxos is still providing extended support for 4a, but microG doesn't work as well compared to sandboxed google play services on... - Source: Hacker News / almost 2 years ago
For example https://androidauthority.com/grapheneos-3287030/ > "Even if you stomach the Pixel-only requirement" I have not and will not stomach that at all, nope! https://grapheneos.org/faq#supported-devices Nope! I wasn't paying... - Source: Hacker News / over 2 years ago
I'm sure you did your research. I'm writing for other readers who are interested. There are a few alternatives, more can be found but this is a selection of the most prominent offerings. /e/OS: https://e.foundation/e-os/ GrapheneOS:... - Source: Hacker News / almost 3 years ago
Tracking Admin Optimizer since May 2026.
When comparing CalyxOS and Admin Optimizer, you can also consider the following products.

GrapheneOS is an open source privacy and security focused mobile OS with Android app compatibility.
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WP Rocket offers a caching plugin for Wordpress.
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Operating system for smartphones and tablet computers, based on the Android
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Custom field and custom content plugin for WordPress
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Android is an open source mobile operating system initially released by Google in 2008 and has since become of the most widely used operating systems on any platform.
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Rank Math WordPress SEO plugin will help you rank higher in search engines. DOWNLOAD for FREE this plugin today to optimize your WordPress website for higher rankings and more traffic.
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