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IsValid.dev VS Any.DO

Compare IsValid.dev VS Any.DO 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)
Alternatives Is it good?
Any.DO

The #1 task management app used by over 11 million people globally, Any.do is your free mobile and online task manager for Android, iPhone, Web and more.

Rating
0 reviews
Alternatives Is it good?
warmup.rocks
warmup.rocks keeps your CDN cache warm in every edge location worldwide: Cloudflare, Fastly, Akamai, CloudFront and more. Warming from 42 countries, hit-ratio analytics. 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, Any.DO seems to be more popular. It has been mentioned 46 times since March 2021.

social mentions
0 vs 46
APIs popularity
100% vs 0%
alternatives listed
11 vs 240+

Base details

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

IsValid.dev
Any.DO
Website isvalid.dev any.do
Pricing
Freemium Free trial €9 / Monthly (10000 API calls / day) Official pricing
—
Platforms
Python Node JS Wordpress
—
Company — Startup from Israel
Listed in
API Tools Developer Tools Data Validation Credit Card Validator Email Validator Email Validation Phone Number Validation Developer APIs APIs API +7
Task Management Project Management Todos Note Taking +1

About IsValid.dev and Any.DO

In their own words, as submitted to SaaSHub.

IsValid.dev
Any.DO

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 Any.DO yet.

Features and specs

What each product offers, as listed by its team.

IsValid.dev 5 features
Any.DO 6 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.
  • User-Friendly Interface
    Any.DO has a clean, intuitive, and easy-to-use interface that makes it simple for users to add and manage tasks.
  • Cross-Platform Availability
    The app is available on a variety of platforms including iOS, Android, and web, allowing users to sync their tasks across multiple devices.
  • Integration with Other Apps
    Any.DO integrates with other popular apps and services like Google Calendar, Outlook, and Slack, enhancing its functionality and convenience.
  • Voice Entry Functionality
    The app supports voice entry, which lets users add tasks and reminders using their voice, making it quick and easy to use.
  • Collaboration Features
    Any.DO allows users to share lists and tasks with others, fostering collaboration and team productivity.
  • Built-in Calendar
    It includes a built-in calendar view that helps users better plan and manage their schedules.

Possible disadvantages

  • Limited Free Version
    The free version of Any.DO has limited functionalities and users need to upgrade to a premium version to access all features.
  • Premium Cost
    The cost of the premium version might be considered expensive by some users, particularly when compared to other to-do list apps.
  • Notification Issues
    Some users have reported occasional issues with notifications not appearing consistently.
  • Complexity with Advanced Features
    Some advanced features can be a bit complex and may require time to learn and utilize effectively.
  • Limited Customization
    Customization options for the interface and task views are somewhat limited compared to other task management apps.

Analysis

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

IsValid.dev
Any.DO

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

Overall verdict

  • Overall, Any.DO is considered a good tool for those seeking an intuitive and functional task management app. Its combination of basic task tracking and advanced features makes it suitable for both personal and professional use.

Why this product is good

  • Any.DO is a popular productivity app known for its user-friendly interface and comprehensive task management features. It allows users to create tasks, set reminders, and collaborate with others seamlessly. The app also integrates with various calendars and offers features like grocery list creation, making it versatile for different needs.

Recommended for

    Any.DO is recommended for individuals looking for a straightforward task management solution, busy professionals needing to organize work and personal tasks, and those who benefit from collaborative features for team projects.

Videos

Walkthroughs and reviews on video.

IsValid.dev 0 videos + Add
Any.DO 3 videos + Add

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

Any.DO Task + Calendar Manager: Revisited

More videos

  • - Todoist Free vs Premium Any.Do
  • - THE BEST Todo App For iPhone, Mac, Apple Watch - Any.do vs Todoist vs 2Do vs Things

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
Any.DO
100% 100%
APIs
0% 0%
0% 0%
Task Management
100% 100%
100% 100%
API
0% 0%
0% 0%
Productivity
100% 100%

Questions & Answers

As answered by people managing IsValid.dev and Any.DO.

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.

IsValid.dev no reviews yet
Any.DO no reviews yet

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Social recommendations and mentions

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

IsValid.dev 0 mentions
Any.DO 46 mentions

Tracking IsValid.dev since Apr 2026.

  • Best Habit Tracker(s)?
    Best thing it has over any.do is that you have 3 types of entities: tasks, recurring tasks and habits. Source: over 3 years ago
  • Habit counter app for Android?
    I used to use any.do + loop habit, but Habitnow has features from both of them. Source: over 3 years ago
  • to do as a widget
    A. Add reminders to the simple todo list in notion (so I can use it instead of any.do etc). Source: over 3 years ago

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Alternatives to IsValid.dev and Any.DO

When comparing IsValid.dev and Any.DO, you can also consider the following products.

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