
Abstract APIs
Numverify
GlobalEntity API
mailboxlayer API
IBAN.com
VAT-calc.net
Melissa Data Quality
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.

RealPhoneValidation
Veriphone
NumberBroom
Clearout Phone
Numverify
NumValidate
Numlookupapi.com
Phone Validator | Real-time phone validation & carrier lookup API for US & Canada

Which is more popular?
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | isvalid.dev | realvalidito.com |
| Pricing | ||
| Platforms | ||
| Company | — | 2020 |
| Listed in |
In their own words, as submitted to SaaSHub.


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),...
RealValidito is a real-time phone validation and data enrichment platform for the United States and Canada. It helps businesses verify phone numbers, detect invalid or disconnected lines, and identify carrier, line type, and location using live telecom data. With RealValidito, you can instantly...
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
No analysis of RealValidito yet.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing IsValid.dev and RealValidito.
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.
RealValidito's answer:
Realvalidito stands out due to its distinctive features and capabilities:
Comprehensive Phone Validation: Realvalidito not only checks the validity of phone numbers but also provides additional insights. It determines whether a number is active or inactive, classifies it as mobile, landline, toll-free, VoIP, or unknown, and identifies the associated carrier and region.
DNC Lookup: The service helps you comply with regulations by identifying blacklisted numbers. It ensures that you avoid contacting individuals who have opted out of communication (TCPA litigators) and maintains legal compliance.
Gender Lookup: Realvalidito goes beyond phone validation. It can determine the gender associated with a phone number. This feature helps prevent inaccurate data from entering your database.
ZIP/Postal Code Lookup: In addition to phone numbers, Realvalidito verifies ZIP or postal codes. It ensures that the codes are valid and provides relevant information about the associated city, state, country, time zone, and area code.
Benefits for Businesses:
Easy Integration: Realvalidito offers an API for seamless integration into your CRM, mobile app, or website. Validate numbers at the point of entry to maintain data quality.
Remember, Realvalidito provides both a free online phone lookup tool and an API for programmatic access. Whether you’re a business or an individual, Realvalidito’s unique features make it a valuable resource for accurate phone number validation and data enhancement .
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.
RealValidito's answer:
When considering Realvalidito in comparison to its competitors, several factors make it a compelling choice:
1). Accuracy and Reliability:
2). Comprehensive Features:
3). Ease of Integration:
4). Cost-Effectiveness:
5). Customer Experience Enhancement:
6). Privacy Compliance:
In summary, Realvalidito stands out due to its accuracy, comprehensive features, ease of integration, cost-effectiveness, and commitment to privacy. Make an informed choice based on your specific business needs!
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.
RealValidito's answer:
Realvalidito caters to a diverse audience, including businesses, individuals, and developers. Here’s how it would describe its primary users:
1). Businesses and Marketing Professionals:
2). Data Analysts and Researchers:
3). Developers and API Users:
4). Individuals and Consumers:
In summary, Realvalidito serves a wide range of users, from businesses optimizing communication to individuals seeking reliable phone number validation.
RealValidito's answer:
Realvalidito, a leading phone validation service, has gained popularity among various businesses and organizations. Here are some reasons why companies choose Realvalidito:
Privacy Compliance:
While specific customer names remain confidential, businesses of all sizes benefit from Realvalidito’s services. Whether it’s lead quality improvement, marketing campaigns, or customer communication, Realvalidito plays a crucial role in enhancing data accuracy and operational efficiency.
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.
IsValid.dev's answer
Next.js, Fastify, PostgreSQL, Docker
Share your experience with using IsValid.dev and RealValidito. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of IsValid.dev yet. Be the first one to post
Great for the Phone Validation with low price! Real validito provide really excellent service to validate a phone number instantly for free. Their Phone validator API is really easy to integrate on our platform....
When comparing IsValid.dev and RealValidito, you can also consider the following products.

Simple, powerful APIs for everyday dev tasks
Compare Abstract APIs to IsValid.dev or RealValidito:

Realtime API and Batch Phone Validation
Compare RealPhoneValidation to IsValid.dev or RealValidito:

Global phone number validation and lookup API
Compare Numverify to IsValid.dev or RealValidito:

Phone number validation & carrier lookup
Compare Veriphone to IsValid.dev or RealValidito:

Official company data from 50+ European business registers plus GLEIF LEI — one REST API for KYB, compliance and firmographic enrichment
Compare GlobalEntity API to IsValid.dev or RealValidito:

Scrub phone lists for TCPA litigators, line type and carrier. Pay per list, no subscription. Preview 20 rows free.
Compare NumberBroom to IsValid.dev or RealValidito: