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

Zonos
TariffCheck
GingerControl HTS Classifer
Tariff Calculator by Synnax Studio
TariffPedia
HTS Bill
TariffLens AI
AI-powered global tariff classification & import duty calculator. HS, HTS, HTSUS, EU TARIC, UK Commodity, Canada, Australia & Singapore HS codes with Section 301 and USMCA built in.

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 | codehts.com |
| Pricing | — | |
| Company | — | Startup from The Netherlands · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of CalyxOS yet.
CodeHTS helps mid-market importers and manufacturers classify products using the Harmonized Tariff System (HS & HTS), including US HTSUS codes, EU TARIC codes, UK Commodity Codes, Canada Tariff Codes, Australia HS Codes and Singapore HS Codes. Whether you're importing from China, Vietnam,...
What each product offers, as listed by its team.

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

Share your experience with using CalyxOS and CodeHTS. 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....
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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 CodeHTS since Apr 2026.
When comparing CalyxOS and CodeHTS, 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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The best software solution for duties and taxes. Our technology simplifies international commerce. Landed cost (duty and tax), compliance, and localization.
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Operating system for smartphones and tablet computers, based on the Android
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Instantly estimate US import duties, Section 301 tariffs, and total landed cost for any product from any country. Free AI-powered tariff calculator updated for 2026.
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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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AI-powered HTS classification with deterministic reasoning. Automate tariff code assignment, audit your catalog, and identify duty-saving opportunities through tariff engineering.
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