
Android
e.foundation /e/
postmarketOS
CalyxOS
LineageOS
Ubuntu Touch
Computer Launcher
Mobian, Debian for mobile devices

Decode and verify SSL/TLS certificates online. Extract X.509 details including issuer, validity, SAN, and fingerprint. Fast, secure, and browser-based.

Which is more popular?
Based on our record, Mobian seems to be a lot more popular than Cert Decoder. While we know about 16 links to Mobian, we've tracked only 1 mention of Cert Decoder.
Website, pricing, platforms and company facts side by side.
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| Website | mobian-project.org | certdecoder.com |
| Pricing | — | |
| Platforms | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Mobian yet.
Cert Decoder is a free online tool that helps you decode X.509 SSL/TLS certificates in PEM format. It instantly shows important information like the issuer, expiry date, SAN entries, and fingerprint. All data is processed locally in your browser, so nothing is ever sent or stored elsewhere.
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.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Mobian and Cert Decoder.
Cert Decoder's answer:
I built certdecoder.com over the weekend for my own needs. Sometimes in my work, I need to verify and check certificate details.
Cert Decoder's answer:
certdecoder.com was built using just JavaScript and HTML—simple, fast, and with all processing happening locally in your browser, so no certificate data is sent to any server
Cert Decoder's answer:
certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.
Cert Decoder's answer:
Simple, fast, and reliable. Some similar tools can’t even decode basic certificates. I rigorously tested my tool with many real-world certificates and covered several edge cases where competitors fall short.
Cert Decoder's answer:
certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.
Share your experience with using Mobian and Cert Decoder. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Needless to say, it does not support Android apps and the app support is limited. However, Mobian sets out to bring an alternative mobile OS to Android which is quite nice. Mobian uses Phosh, a mobile shell built by...
We have no reviews of Cert Decoder yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


I haven't messed with mine recently so not sure what the status of mobian is right now, but it would be worth giving it a try. Source: over 3 years ago
Sounds like you want https://postmarketos.org/ or https://mobian-project.org/ ? - Source: Hacker News / almost 4 years ago
This is still in active development. I would recommend trying postmarketOS or Mobian if you have a compatible device. They are both mainly packaged with Phosh, which is also a GNOME project, although most development is headed by Purism. Source: over 4 years ago
Why? Because I built certdecoder.com and couldn’t find a decent place to submit it. So I said screw it — I’ll build my own. With blackjack and hookers. - Source: dev.to / over 1 year ago
When comparing Mobian and Cert Decoder, you can also consider the following products.

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Privacy-focused operating system for smartphones based on Android and microG
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Operating system for smartphones and tablet computers, based on the Android
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Read more about Ubuntu Touch. Our free and open source mobile OS is made and maintained by UBports! We care about your freedom and privacy.
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