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Cert Decoder VS Plinthos.app

Compare Cert Decoder VS Plinthos.app and see what are their differences

Cert Decoder

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

Cert Decoder screenshot
Rating
0 reviews
Pricing
Free
Alternatives Is it good?
Plinthos.app

Helps small landlords renting rooms track rent, bills, and deposits, with a free app for tenants.

Plinthos.app cover
Rating
0 reviews
Pricing
Paid Free trial €4.99 / Monthly
Alternatives Is it good?
Monitask
Employee Monitoring Software with Screenshots, Internet, Activity and Time Tracking sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Cert Decoder seems to be more popular. It has been mentioned 1 time since March 2021.

social mentions
1 vs 0
Monitoring Tools popularity
100% vs 0%

Base details

Website, pricing, platforms and company facts side by side.

Cert Decoder
Plinthos.app
Website certdecoder.com plinthos.app
Pricing
Free
Paid Free trial €4.99 / Monthly Official pricing
Platforms
Web
Web iOS Android
Company — Startup from Italiy · 1 - 9 employees · 2026
Listed in
SSL Certificates Decoding Website Monitoring Monitoring Tools +1
Real Estate Home Rental Property Management Property Management Real Estate Websites Tech Productivity iPhone +5

About Cert Decoder and Plinthos.app

In their own words, as submitted to SaaSHub.

Cert Decoder
Plinthos.app

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.

Read more about Cert Decoder

Plinthos is rental management built for renting out rooms, not whole apartments. Most landlord tools assume one apartment, one tenant, one lease. Real shared housing is messier: one flat, several rooms, multiple tenants, and bills that get split every month. Plinthos handles that. For landlords -...

Read more about Plinthos.app

Features and specs

What each product offers, as listed by its team.

Cert Decoder 4 features
Plinthos.app 0 features
  • User-Friendly Interface
    Cert Decoder is designed with a simple and intuitive interface that makes it easy for users to navigate and use the tool without requiring extensive technical knowledge.
  • Comprehensive Analysis
    The tool provides detailed analyses of certificates, including information about validity, issuer, encryption algorithms, and more, helping users understand their security certificates thoroughly.
  • Free to Use
    Cert Decoder offers its services free of charge, making it accessible for individuals and organizations without budget constraints.
  • Quick Processing
    The tool processes certificate information rapidly, providing almost instant results for users, which is crucial for time-sensitive tasks.

Possible disadvantages

  • Limited Advanced Features
    Compared to some paid alternatives, Cert Decoder might lack advanced features that are necessary for more complex certificate management and diagnostics.
  • Reliance on Internet Access
    Users need an active internet connection to utilize the tool, which can be a limitation in areas with unreliable internet service.
  • Privacy Concerns
    While using an online service to decode certificates, there can always be privacy concerns regarding sensitive data being uploaded to a third-party server.
  • No Offline Mode
    Cert Decoder does not offer an offline mode, which could be a drawback for users who require functionality without constant internet availability.

No features have been listed yet.

Analysis

An editorial look at what each product does well and who it suits.

Cert Decoder
Plinthos.app

Overall verdict

  • Cert Decoder appears to be a free online tool for decoding and inspecting SSL/TLS certificates, CSRs, and related cryptographic data, making it useful for quick, no-install certificate analysis, though it should be used with awareness of general web tool privacy considerations when handling sensitive certificate data.

Why this product is good

  • Provides quick, browser-based decoding of certificates without needing to install software
  • Useful for troubleshooting SSL/TLS certificate issues on the fly
  • Simple interface aimed at both technical and semi-technical users
  • No cost to use for basic certificate decoding tasks

Recommended for

  • System administrators needing to quickly verify certificate details
  • Developers debugging SSL/TLS configuration issues
  • IT support staff troubleshooting website certificate errors
  • Students or professionals learning about certificate structure and encoding

Overall verdict

  • Plinthos.app is a niche or emerging tool that appears to lack widely available public reviews, extensive user feedback, or a substantial digital footprint, making it difficult to verify its quality, reliability, or value through independent sources at this time.

Why this product is good

  • Limited publicly available information makes independent verification of claims difficult
  • No substantial third-party reviews or user testimonials could be found to corroborate its effectiveness
  • As a newer or lesser-known platform, it may lack the track record established competitors have
  • Potential users should exercise standard due diligence, such as checking data privacy policies, pricing transparency, and customer support responsiveness

Recommended for

  • Early adopters comfortable testing newer platforms with limited track records
  • Users willing to conduct their own due diligence before committing time or payment
  • Those seeking niche functionality who have already researched and confirmed the tool meets their specific needs
  • Not recommended for users requiring extensive vetted reviews or enterprise-level reliability guarantees

Category popularity

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

Score bands 0–20 21–40 41–50 51–60 61–100
Cert Decoder
Plinthos.app
100% 100%
Monitoring Tools
0% 0%
0% 0%
Real Estate
100% 100%
100% 100%
Website Monitoring
0% 0%
0% 0%
Property Management
100% 100%

Questions & Answers

As answered by people managing Cert Decoder and Plinthos.app.

What's the story behind your product?

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.

Plinthos.app's answer:

It started from watching small landlords run room rentals on a WhatsApp group, a spreadsheet and the calculator app, losing an evening every month figuring out who paid rent and who still owed for the gas bill. Every tool out there was made for renting a whole apartment to one tenant. Plinthos was built to fit how rooms are actually rented: several tenants, split bills, deposits, all in one place.

Which are the primary technologies used for building your product?

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

Plinthos.app's answer:

React Native and Expo for the iOS and Android apps, a React web app, and Supabase (Postgres, auth, storage, edge functions) for the backend. RevenueCat handles subscriptions across stores, Paddle handles web billing, Cloudflare hosts the web app, Sentry covers error tracking, and bill scanning uses Google Gemini.

How would you describe the primary audience of your product?

Cert Decoder's answer

certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.

Plinthos.app's answer:

Small, independent landlords with 1-3 properties who rent out individual rooms, usually to students and young workers in shared flats or co-living. Their tenants are the second audience and use Plinthos for free.

Why should a person choose your product over its competitors?

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.

Plinthos.app's answer:

Most competitors are single-sided landlord tools for whole-flat leases. Plinthos covers the messy part they skip: per-room pricing, multiple tenants per flat, automatic bill splitting (equal, by days or by square meters), deposits with a guided check-out, and built-in chat. Both sides get an app, the tenant one is free forever, and it works across countries, currencies and five languages on iOS, Android and web.

Who are some of the biggest customers of your product?

Cert Decoder's answer

certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.

What makes your product unique?

Plinthos.app's answer:

It's built around the room, not the apartment. Other landlord tools assume one apartment let to one tenant on one lease. Plinthos handles a single flat with several rooms, multiple tenants, and bills that get split every month. The tenant side is free and tenants join with one link, so the product spreads on its own.

User comments

Share your experience with using Cert Decoder and Plinthos.app. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Cert Decoder 1 mention
Plinthos.app 0 mentions
  • Banana.dog back from the dead
    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

Tracking Plinthos.app since Jun 2026.

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