Software Alternatives & Startups

IsValid.dev VS CDN77

Compare IsValid.dev VS CDN77 and see what are their differences

IsValid.dev

A powerful REST API for validating emails, IBANs, BIC/SWIFT codes, LEI, ISIN, credit cards, VAT numbers, phone numbers, and 70+ more validators. Free tier available.

Rating
0 reviews
Pricing
Freemium Free trial €9 / Monthly (10000 API calls / day)
CDN77

Content Delivery Network - website speed acceleration with CDN77. 28+ PoPs, Pay-as-you-go prices, no commitments.

Rating
0 reviews
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?

APIs popularity
100% vs 0%
alternatives listed
11 vs 175

Base details

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

IsValid.dev
CDN77
Website isvalid.dev cdn77.com
Pricing
Freemium Free trial €9 / Monthly (10000 API calls / day) Official pricing
Platforms
Python Node JS Wordpress
—
Listed in

About IsValid.dev and CDN77

In their own words, as submitted to SaaSHub.

IsValid.dev
CDN77

IsValid is a validation API service for developers who need to quickly verify data formats without building their own validators. It offers 40+ endpoints covering financial identifiers (IBAN, BIC, ISIN, CUSIP), international standards (ISBN, ISSN), technology formats (UUID, JWT, QR codes),...

Read more about IsValid.dev

No description of CDN77 yet.

Features and specs

What each product offers, as listed by its team.

IsValid.dev 5 features
CDN77 7 features
  • Lightweight schema validation
    IsValid.dev offers a minimal, lightweight approach to schema validation for TypeScript, avoiding the bloat that can come with larger validation libraries.
  • TypeScript-first design
    Built with TypeScript in mind, providing strong type inference so validated data automatically gets proper TypeScript types without extra manual typing.
  • Simple API
    The library offers an intuitive and easy-to-learn API for defining and running validations, making it accessible for developers to quickly get started.
  • Zero or minimal dependencies
    Being a lightweight tool, it typically has little to no external dependencies, reducing bundle size and potential security/maintenance issues from third-party packages.
  • Good for small to medium projects
    Its simplicity makes it well suited for smaller projects or use cases where heavier libraries like Zod or Yup might be overkill.

Possible disadvantages

  • Smaller community and ecosystem
    Compared to established validation libraries like Zod, Joi, or Yup, IsValid.dev has a much smaller user base, meaning fewer community resources, tutorials, and third-party integrations.
  • Limited documentation
    As a newer or less mainstream tool, its documentation may be less comprehensive than more established alternatives, making it harder to find answers to edge-case questions.
  • Fewer advanced features
    It may lack some of the advanced features found in more mature libraries, such as extensive built-in validators, custom error message localization, or complex schema composition tools.
  • Less battle-tested
    Being less widely adopted, it may not have been tested against as many real-world edge cases as more popular libraries, potentially leading to undiscovered bugs.
  • Uncertain long-term support
    Newer or niche libraries carry a higher risk of reduced maintenance or discontinuation over time compared to well-funded or widely-adopted projects.
  • Global Network Coverage
    CDN77 offers an extensive global network with over 35 points of presence (PoPs) strategically located around the world, ensuring low latency and high-speed content delivery regardless of user location.
  • Real-Time Analytics
    Provides detailed real-time analytics that help you monitor traffic, performance, and error rates, allowing for quick adjustments and optimizations.
  • DDoS Protection
    Includes DDoS protection mechanisms to safeguard your data and website from malicious attacks, ensuring higher uptime and reliability.
  • Flexible Pricing Plans
    Offers flexible pricing options, including pay-as-you-go and custom plans, which can be tailored to fit various budgetary requirements and usage levels.
  • Support for Various Protocols
    Supports a wide range of protocols such as HTTPS, HTTP/2, and IPv6, which can help improve performance and security.
  • Video Streaming Optimization
    Specifically optimized for video streaming, featuring HTTP Live Streaming (HLS) support and real-time content transcoding options.
  • 24/7 Customer Support
    Provides round-the-clock support through multiple channels including chat, email, and phone, ensuring any issues are promptly addressed.

Possible disadvantages

  • Complex Setup for Beginners
    The initial setup and configuration can be somewhat complex for users who are not well-versed in networking or CDN technology.
  • Pricing Transparency
    While the pricing is flexible, some users have found it to be somewhat opaque and potentially confusing, especially for larger-scale operations.
  • Limited Free Trial
    The free trial period is relatively short, making it difficult for enterprises to fully evaluate the service before committing.
  • Advanced Features May Require Additional Costs
    Advanced features like real-time analytics and enhanced DDoS protection sometimes come at an additional cost, which might not be clear upfront.
  • Regional Performance Variance
    Although CDN77 has a robust global network, performance can vary depending on the region, with some locations experiencing slower speeds than others.

Analysis

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

IsValid.dev
CDN77

Overall verdict

  • IsValid.dev appears to be a developer-focused validation/utility tool that can be useful for quick, lightweight validation tasks, though I don't have verified, up-to-date details on its full feature set or reliability track record.

Why this product is good

  • Likely offers a simple, developer-friendly interface for validation tasks
  • Probably free or low-cost, making it accessible for quick checks
  • May support common validation formats (e.g., JSON, schemas, or data formats) useful in development workflows
  • Could save time compared to writing custom validation scripts for simple use cases

Recommended for

  • Developers needing quick, ad-hoc validation checks
  • Small projects or prototypes where a lightweight tool suffices
  • Users looking for a free or low-cost alternative to more complex validation suites
  • Learning or testing purposes rather than mission-critical production validation

No analysis of CDN77 yet.

Videos

Walkthroughs and reviews on video.

IsValid.dev 0 videos + Add
CDN77 2 videos + Add

No IsValid.dev videos yet. You could help us improve this page by suggesting one.

[Review Tech] Cdn77 review

More videos

  • - [Review Tech] Cdn77 review

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
IsValid.dev
CDN77
100% 100%
0% 0%
0% 0%
CDN
100% 100%
100% 100%
API
0% 0%
0% 0%
100% 100%

Questions & Answers

As answered by people managing IsValid.dev and CDN77.

What makes your product unique?

IsValid.dev's answer

IsValid offers 70+ validators in a single API — covering financial identifiers (IBAN, BIC, ISIN, LEI), international standards (ISBN, ISSN), technology formats (UUID, JWT, QR codes), tax numbers (VAT, REGON, PESEL), credit cards, phone numbers, and more. No need to integrate multiple services for different data types.

Why should a person choose your product over its competitors?

IsValid.dev's answer

Most validation APIs focus on one category (email or phone). IsValid covers financial, regional, and technical formats all in one place with a consistent REST API. The free tier with 100 calls/day requires no credit card, and integration takes minutes.

How would you describe the primary audience of your product?

IsValid.dev's answer

Developers and software teams building applications that handle user input, financial data, or international identifiers — particularly in fintech, e-commerce, and SaaS products.

What's the story behind your product?

IsValid.dev's answer

IsValid was built out of frustration with piecing together multiple validation libraries and services. The goal was a single, reliable API that handles the full range of data validation needs developers encounter in real-world applications.

Which are the primary technologies used for building your product?

IsValid.dev's answer

Next.js, Fastify, PostgreSQL, Docker

User comments

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

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Alternatives to IsValid.dev and CDN77

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