Software Alternatives & Startups

NumLookup VS Cert Decoder

Compare NumLookup VS Cert Decoder and see what are their differences

NumLookup

NumLookup is a web-based platform that helps you to get information about a person by providing a phone number.

NumLookup Landing page
Rating
0 reviews
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
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, NumLookup seems to be a lot more popular than Cert Decoder. While we know about 15 links to NumLookup, we've tracked only 1 mention of Cert Decoder.

social mentions
15 vs 1
CRM popularity
100% vs 0%

Base details

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

NumLookup
Cert Decoder
Website numlookup.com certdecoder.com
Pricing
Free
Platforms
Web
Listed in

About NumLookup and Cert Decoder

In their own words, as submitted to SaaSHub.

NumLookup
Cert Decoder

No description of NumLookup 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.

Read more about Cert Decoder

Features and specs

What each product offers, as listed by its team.

NumLookup 4 features
Cert Decoder 4 features
  • Free Service
    NumLookup provides a free option for users to look up phone numbers, which makes it accessible to everyone without any initial cost.
  • Ease of Use
    The website offers a simple and user-friendly interface where users can easily input a phone number and obtain available information.
  • No Registration Required
    Users can perform number lookups without needing to create an account, simplifying the process for quick checks.
  • Wide Coverage
    NumLookup claims to support a large number of countries, which makes it useful for international number lookups.

Possible disadvantages

  • Limited Information
    The free version may provide limited details about phone numbers, potentially requiring additional services or payment for comprehensive data.
  • Accuracy Concerns
    As with many free lookup services, there can be concerns regarding the accuracy and recency of the information provided.
  • Privacy Issues
    Users may be concerned about entering phone numbers into an online service and the potential for their data to be used or stored.
  • Ad-Supported
    The site might display advertisements to support the free service, which could affect user experience.
  • 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.

Analysis

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

NumLookup
Cert Decoder

No analysis of NumLookup yet.

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

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
NumLookup
Cert Decoder
100% 100%
CRM
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

Questions & Answers

As answered by people managing NumLookup and Cert Decoder.

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.

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

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.

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.

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.

User comments

Share your experience with using NumLookup and Cert Decoder. 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.

NumLookup 15 mentions
Cert Decoder 1 mention
  • What the heck is this a scam
    FYI I search the provider on numlookup.com and I google search the provider. Source: almost 3 years ago
  • 40% OFF Lyft Rides in the DMV
    Sorry to OP if this is a legitimate post, but please be aware that there is a chance that this post is a scam or phishing for your information, so pay this person at your own risk. If you do go through with paying this person, do not pay... Source: about 3 years ago
  • International Student Scam
    a. If the call was not from a spoofed caller ID, report them to their carrier! If it was a toll-free call, use a site like 800forall.com to find the carrier, and if it was not toll free, use a carrier lookup tool like numlookup.com or... Source: over 3 years ago

View more

  • 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

Alternatives to NumLookup and Cert Decoder

When comparing NumLookup and Cert Decoder, you can also consider the following products.