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filtrat.io VS JavaScript Tutorial

Compare filtrat.io VS JavaScript Tutorial and see what are their differences

filtrat.io

Verified results only. Catch-all resolution included. From $10/mo for 24,000 confirmed results.

Rating
0 reviews
Pricing
Freemium Free trial $10 / Monthly (0.5 credits per verification 3 credits per catch-all resolution)
Alternatives Is it good?
JST
JavaScript Tutorial

JavaScript is a lightweight, interpreted programming language.

Rating
0 reviews
Alternatives Is it good?
MailReach.co
The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder. 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.

Base details

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

filtrat.io
JST
JavaScript Tutorial
Website filtrat.io appcreator24.com
Pricing
Freemium Free trial $10 / Monthly (0.5 credits per verification 3 credits per catch-all resolution) Official pricing
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Company Startup from Poland · 1 - 9 employees · 2026 —
Listed in
Email Verification Email Deliverability Data Quality
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About filtrat.io and JavaScript Tutorial

In their own words, as submitted to SaaSHub.

filtrat.io
JST
JavaScript Tutorial

filtrat.io is B2B email verification that resolves catch-all domains to confirmed deliverable or bounce. Every email verifier on the market detects catch-all domains and stops. The address comes back as "risky" or "unknown" and you decide: skip it or send blind. That is 20-30% of every B2B list -...

Read more about filtrat.io

No description of JavaScript Tutorial yet.

Features and specs

What each product offers, as listed by its team.

filtrat.io 6 features
JST
JavaScript Tutorial 5 features
  • Catch-All Resolution
    Resolve catch-all domains to confirmed valid or invalid per mailbox. 3 credits per confirmed result, unresolved free.
  • Bulk Email Verification
    Upload CSV or spreadsheet, get confirmed deliverable or bounce for every address.
  • Single Email Verification
    Verify individual addresses in real time via dashboard or API.
  • Email Pattern Lookup
    Pre-built templates for single verify, bulk cleaning, webhook validation, catch-all resolution.
  • AI Normalization
    Standardize email formatting automatically. Free.
  • 180-Day Result Cache
    Re-verify previously checked addresses at no cost.
  • Accessible Learning Format
    Delivered as a mobile/web app, allowing learners to study JavaScript concepts on-the-go from their smartphones without needing a desktop setup.
  • Free or Low-Cost Access
    Apps built on platforms like AppCreator24 are often free or inexpensive, making it easy for beginners to start learning JavaScript without financial commitment.
  • Beginner-Friendly Structure
    Likely organized into simple, bite-sized lessons or modules that help newcomers grasp basic JavaScript syntax and concepts step-by-step.
  • Convenient for Quick Reference
    Useful as a quick-reference tool for reviewing JavaScript basics such as variables, functions, and loops without needing to search through lengthy documentation.
  • No Installation of Development Tools Required
    Since it's app-based, users can review tutorial content without setting up a full coding environment, which is helpful for on-the-go review.

Possible disadvantages

  • Limited Interactivity
    Unlike dedicated coding platforms (e.g., Codecademy or freeCodeCamp), apps built with generic app builders like AppCreator24 often lack live code editors or interactive exercises for hands-on practice.
  • Potentially Outdated or Shallow Content
    Tutorials hosted on third-party app-building platforms may not be regularly updated to reflect modern JavaScript (ES6+) features or best practices.
  • No Community or Support System
    Lacks the peer support, forums, or instructor access found in established learning platforms, making it harder to get help when stuck.
  • Unverified Credibility of Content Creator
    Since this is a user-generated app rather than content from a recognized educational institution or established tutorial site, the accuracy and depth of the material may be inconsistent or unverified.
  • Limited Scalability for Advanced Topics
    Such apps are typically designed for basic tutorials and may not adequately cover advanced JavaScript topics like asynchronous programming, closures, or frameworks (React, Node.js, etc.).

Analysis

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

filtrat.io
JST
JavaScript Tutorial

Overall verdict

  • Filtrat.io appears to be a niche data filtering/processing tool, but there is limited public information available to fully verify its features, reliability, and reputation. It may be good for specific technical use cases, but broader validation is recommended before committing.

Why this product is good

  • May offer specialized filtering or data processing capabilities not found in mainstream tools
  • Could provide a lightweight or focused solution for specific technical needs
  • Potentially useful for developers seeking niche or custom filtering logic

Recommended for

  • Developers with specific data filtering needs
  • Users seeking niche or specialized tools outside mainstream platforms
  • Technical teams willing to evaluate and test lesser-known services

Overall verdict

  • appcreator24.com's JavaScript Tutorial appears to be a basic, free introductory resource for learning JavaScript, suitable for absolute beginners but lacking the depth, community support, and structured curriculum of more established platforms like MDN, freeCodeCamp, or Codecademy.

Why this product is good

  • Free and accessible without requiring account creation or payment
  • Simple, beginner-friendly presentation of core JavaScript concepts
  • Useful as a quick reference for basic syntax and examples
  • Low barrier to entry for people just starting to explore programming

Recommended for

  • Absolute beginners wanting a quick, no-cost introduction to JavaScript basics
  • Learners looking for simple reference material rather than in-depth courses
  • Users who want a supplementary resource alongside more comprehensive tutorials
  • Casual learners exploring whether they enjoy coding before committing to structured courses

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
filtrat.io
JST
JavaScript Tutorial
100% 100%
Email Verification
0% 0%
100% 100%
Email Deliverability
0% 0%
100% 100%
Data Quality
0% 0%

Questions & Answers

As answered by people managing filtrat.io and JavaScript Tutorial.

What makes your product unique?

filtrat.io's answer

Every email verifier detects catch-all domains and stops. filtrat.io resolves each address individually to confirmed deliverable or bounce.

That is 20-30% of every B2B list that other tools mark "unknown" and walk away from. We return 600-700 confirmed results per 1,000 catch-all addresses.

What we can't resolve costs nothing.

How would you describe the primary audience of your product?

filtrat.io's answer

Lead generation agencies running cold email campaigns, B2B sales teams doing outbound outreach, and SaaS companies cleaning prospect lists before sending. Anyone who works with B2B email lists and loses 20-30% of contacts to catch-all domains.

What's the story behind your product?

filtrat.io's answer

I was building lead gen pipelines for clients and every pipeline had the same leak - catch-all emails that no verifier could resolve. I tried MillionVerifier, NeverBounce, ZeroBounce, Bouncer. All of them flagged catch-all as "risky" and stopped. The workaround was Scrubby which sends real emails from Gmail accounts and takes 24-72 hours. I built filtrat.io to resolve catch-all in seconds without sending anything to the prospect's inbox.

Why should a person choose your product over its competitors?

filtrat.io's answer

Three reasons. First - catch-all resolution is built in, not a separate tool or third party. MillionVerifier recommends Scrubby, NeverBounce charges but doesn't resolve, ZeroBounce charges double for an AI score. filtrat.io confirms. Second - you only pay for confirmed results. Uncertain, risky, and unresolved addresses are free. Third - pricing. A 10,000 email list costs $10 on filtrat.io with catch-all resolution included. The same list costs $39-111 on competitors without resolution.

Which are the primary technologies used for building your product?

filtrat.io's answer

TypeScript, React, TanStack Router for the frontend. Python and Go for the verification pipeline. REST API with n8n workflow templates for automation.

User comments

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