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SafeUtils: Native MacOS, Linux and Windows desktop application with 110+ carefully crafted tools for yours and your teams everyday work with sensitive data in various formats.

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, Cert Decoder seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | safeutils.com | certdecoder.com |
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| Platforms | ||
| Company | Startup from Poland · 1 - 9 employees · 2024 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


SafeUtils ASCII to Binary ASCII to Hex Barcode Generator Base64 Decode Base64 Encode Binary to ASCII CSV to JSON Case Converter Color Picker Decimal to ASCII Diff Checker HTML Formatter HTML Preview HTML to Markdown Hex to ASCII ID Generator JSON Formatter JSON to CSV JSON to XML JSON to YAML JWT...
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
An editorial look at what each product does well and who it suits.


No analysis of SafeUtils yet.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing SafeUtils and Cert Decoder.
SafeUtils's answer
Tauri, Rust, React.js, TypeScript, Vite
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
SafeUtils's answer
Software Engineers, Programmers, Data Analysts
Cert Decoder's answer:
certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.
SafeUtils's answer
Much more tools than any competition & supports all mayor platforms.
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.
SafeUtils's answer
More tools, all mayor platforms, performance, beautiful UI, developer experience.
SafeUtils's answer
Hey, it's Wiktor 👋. I built and now happily maintain the SafeUtils app for two reasons:
I decided to equip other developers with a missing solution to their everyday operations.
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 is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.
Share your experience with using SafeUtils and Cert Decoder. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking SafeUtils since Jun 2024.
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
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