
iLovePDF
Reglyph
DocuMonk.pro
OCR.ac
OCR Text Detection Tool
Easy Screen OCR
DeepL Translator
AI-powered document translation that preserves your original formatting.

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 | doclingo.ai | certdecoder.com |
| Pricing | ||
| Platforms | ||
| Company | Startup from Japan · 10 - 19 employees · 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Doclingo is an advanced AI-powered document translation platform specifically designed for PDFs, Word files, and complex research papers. It ensures highly accurate translations while flawlessly preserving the original formatting, layouts, charts, and structure of your documents, saving you hours...
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.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Doclingo Translation
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Doclingo and Cert Decoder.
Doclingo's answer
Doclingo was born out of the universal frustration of manually fixing broken PDF layouts after translating research papers and business reports. We realized that existing AI translators were great at language but terrible at formatting. We built Doclingo to bridge this gap, creating a tool that respects both the language and the visual integrity of a document.
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.
Doclingo's answer
Doclingo leverages advanced Large Language Models (LLMs) for high-accuracy translation. We also utilize cutting-edge Optical Character Recognition (OCR) to extract text from scanned images, combined with proprietary layout analysis and reconstruction algorithms to perfectly map the translated text back into the original document structure.
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
Doclingo's answer
Our primary audience includes academic researchers, international business professionals, legal/financial teams, and students. It is built for anyone who frequently deals with cross-lingual research papers, contracts, business reports, or technical manuals and needs them translated without destroying the document's design.
Cert Decoder's answer:
certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.
Doclingo's answer
Compared to text-focused translators like DeepL, Doclingo saves users hours of manual reformatting. You don't just get highly accurate, context-aware AI translation across 90+ languages; you get a ready-to-use document that looks identical to the original, eliminating the headache of fixing broken PDF layouts.
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.
Doclingo's answer
Academic institutions and university researchers
International trade and import/export companies
Legal and financial consulting firms
Localization and translation agencies
Cert Decoder's answer:
certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.
Doclingo's answer
What sets Doclingo apart is its flawless ability to preserve complex document layouts. While most standard tools only translate plain text, Doclingo seamlessly translates PDFs, Word files, and even scanned images via OCR, while keeping your original formatting, charts, and structure exactly the same.
Share your experience with using Doclingo 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 Doclingo since Mar 2026.
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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