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

Stickies
Microsoft Sticky Notes
7 Sticky Notes
Raycast
Noticky
Google Keep
Apple Notes
Sticky notes that float over any app! Jot down a thought and it stays on your screen, always one tap away. — CodeDAC FloatNote+.

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 | codedac.com |
| Pricing | — | |
| Platforms | — | |
| Company | — | Startup from South Korea |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of CalyxOS yet.
FloatNote+ keeps sticky notes floating on top of any app: your browser, chat, video or home screen. Collapse a note to a small chip and expand it when you need it. Notes have sticky-note colours and rich text (bold, italic, underline, strikethrough, text colour and size), and can be pinned,...
What each product offers, as listed by its team.

Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
No analysis of FloatNote by CodeDAC yet.
Walkthroughs and reviews on video.
CalyxOS Review: The Private & Secure Android ROM For Everyone!
More videos
No FloatNote by CodeDAC videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using CalyxOS and FloatNote by CodeDAC. 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 FloatNote by CodeDAC 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 FloatNote by CodeDAC since Oct 2026.
When comparing CalyxOS and FloatNote by CodeDAC, 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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Stickies is a PC utility written to replace Post-It-style notes left stuck to your monitor.
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Operating system for smartphones and tablet computers, based on the Android
Compare LineageOS to CalyxOS or FloatNote by CodeDAC:

A brand new Sticky Notes for Windows has arrived!
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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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Welcome to the 7 Sticky Notes Website! 7 Sticky Notes is a cool 100% free desktop notes software that creates Sticky Notes directly at the Desktop of your computer to help you organizing your everyday tasks and to-do lists.
Compare 7 Sticky Notes to CalyxOS or FloatNote by CodeDAC: