Numverify vs. A Comprehensive Analysis of Phone Validation Services

by | Dec 29, 2023

Today, developing technology has paved the way for rapid developments in digital platforms. It now takes just a few steps to become a member of banking applications, e-commerce platforms, and many other platforms and make transactions. These developments in digital platforms have recently increased threats such as fraud and identity theft. We focus on ensuring data integrity by employing various security measures to conduct business operations more safely and effectively. In this context, the importance of using a phone validation service in our systems has become increasingly important. Phone verification in business operations and customer onboarding aims to reduce fraud by strengthening identity verification processes, increasing account security, and therefore ensuring customer satisfaction. The increase in phone validation services has brought about the need for phone validation service comparison.

A phone validation service is a web service that allows our users to verify their identity in real time. This helps us create a safe digital environment online. By using these services, we can make our business operations more reliable. Today, we will take a closer look at the Numverify and Phone-Validator APIs and compare these two popular phone validation services on the market. So let’s get started.

Key Message and Global Reach

Nowadays, it has become inevitable for businesses and us to interact and communicate reliably with a wide range of customers globally. This situation has increased the need for reliable services, namely global phone validation services, to ensure the accuracy of phone numbers. In this context, by comparing the main messages and global reach capacities of Numverify’s “Global Phone Number Validation & Lookup JSON API” and Phone-Validator API’s “Verify & Clean Up Phone Numbers from 240 Countries and Territories World-Wide” services, we will examine the international capabilities offered by both services. Let’s examine it in detail.

Numverify, an APILayer product, stands out as an API web service that offers us a reliable solution to verify phone numbers at high speed and provide detailed information. This service, which allows data transmission in JSON format, provides a wide scope at a global level, allowing businesses to establish solid communication with their international customers. It supports phone numbers from 232 countries.

home page of the ipstack phone validation service

On the other hand, the Phone-Validator API “Verify & Clean Up Phone Numbers from 240 Countries World-Wide” service focuses on a similar global perspective to the Numverify API. This service aims to provide a comprehensive range of services to customers around the world, with broad country support.

home page of the phone-validator phone validation service

Both services not only verify phone numbers but also provide us with detailed information about phone numbers. In this way, they help us increase data integrity in our applications and establish reliable customer relationships.

Pricing and Plans

The first detail that usually stands out when comparing phone number verification services is their pricing policies. In this section, we will examine the pricing policies and subscription plans of Phone-Validator and Numverify real-time number verification APIs in detail.

Numverify API

Numverify API welcomes us with a flexible pricing policy. It has 4 very flexible subscription plans.

subscription plans of the Numverify API for phone validation service comparison

The first of these plans is the free plan. We can use the Numverify phone number validation API free of charge for up to 1,000 API requests per month. This plan does not only include technical support and SSL.

The first of the paid plans offered by Numverify is the ‘Basic’ plan. This plan covers all the features that Numverify offers. Such as SSL, carrier detection, and number validation. This plan is only $14.99 per month for 5,000 API requests. Numverify provides a 10% discount on annual memberships.

Numverify API’s most popular plan is the ‘Professional’ plan. This plan costs $59.99 per month for 50,000 API requests. However, Numverify offers a 12.5% discount for the ‘Professional’ plan for annual memberships. This offer provides a very competitive service for $0.001 per API request.

Its other subscription plan is the ‘Enterprise’ plan. This is the most comprehensive plan Numverify offers. This plan is $129.99 per month for 250,000 API requests. There is a $15 discount on annual memberships within this plan.

Numverify stands out in the market for its exceptional affordability, offering highly competitive pricing that significantly undercuts many of its rivals. With a generous free plan and subsequent tiers offering thousands of API requests at a fraction of the cost of other services, Numverify provides an economical solution without compromising on quality or features. This cost-effectiveness makes it an attractive choice for developers and businesses seeking reliable phone number validation services.

Phone-Validator API

Phone-Validator API is another popular phone number validation API with competitive pricing in the market. This API offers pay-as-you-go pricing as well as subscription plans.

It primarily has a free plan. With its free plan, it offers us up to 100 API requests per month. This plan covers SSL service.

Phone-Validator provides a calculation tool for the charging method that the API offers to pay by monthly plan. With this tool, we see that 50,000 API requests cost only $1,950 per month. This is $0.039 per API request. Compared to Phone-Validator API’s monthly plan, we see that Numverify’s ‘Professional’ offers a more cost-effective solution.

monthly plan of the phone-validator api for phone validation service comparison

The pay-as-you-go model of the Phone-Validator API has a one-time cost of $2,000 for 50,000 API requests.

one-time plan of the phone-validator api for phone validation service comparison

Feature Comparison

Numverify and Phone-Validator APIs are very powerful phone number validation APIs with unique features. Both APIs provide detailed information for phone numbers in addition to just verifying the phone number.

To start with endpoints, Phone-Validator API offers us bulk query service. With the bulk endpoint offered by the Phone-Validator API, we access the ability to query 100,000 phone numbers in CSV format with a single API call. Numverify API does not offer any bulk queries.

Apart from that, Phone-Validator API can be integrated with CRM applications and databases. It also offers free plugins, such as WordPress, jQuery, Node.js, etc. Phone-Validator API offers many examples of integration in its documentation. Numverify API also can be easily integrated into almost any programming language thanks to its flexible structure. It offers sample integration codes for more than one programming language in its documentation.

One of the most important features that distinguishes and highlights numverify from Phone-Validator API is the blog posts offered by numverify API. Numverify API offers its users many unique blog posts regarding phone verification and implementation. It provides excellent information to businesses with his detailed blog posts. In this respect, it is ahead of the Phone-Validator API.

The table for a detailed comparison of Numverify and Phone-Validator APIs is as follows:

Numverify APIPhone-Validator API
Countries EndpointYesNo
HTTPS EncryptionYesNo
Line Type DeterminationYesYes
Country & Location DeterminationYesYes
Carrier DetectionYesYes
Code Integration SamplesYesYes
API Usage InformationYesYes
Bulk EndpointNoYes

User Experience and Reviews

Phone verification services such as Numverify and Phone-Validator API aim to keep the user experience high. They serve popular businesses in the market. In this section, we will talk about their user experiences and reviews.

Numverify API

Numverify API generally emphasizes to its users that the service is fast and reliable. The API’s easy integration and detailed documentation are often appreciated by developers. In this way, we can integrate this API into our applications without any problems. In addition, positive feedback is often received from developers that customer support services are effective and quick solutions are provided to possible problems.

This API is used by global companies such as Huawei, Zoho, and HomeAdvisor. Numverify offers an easy-to-use API, allowing developers to integrate quickly. Data transmission in JSON format simplifies the exchange of information.

Numverify API is one of APILayer’s most popular products. It appeals to thousands of users thanks to APILayer, the most popular API marketplace in the market. It also has a 4.89/5 rating on APILayer. Thanks to the assurance provided by APILayer, it is more preferred and loved than many APIs in the market, such as Phone-Validator API.

APILayer Number Verification API-Numverify-Reviews

Phone-Validator API

Phone-Validator API is preferred due to its wide country support and comprehensive verification features. Customer satisfaction is closely related to the accuracy rates and speed of the service. We can serve our customers globally by quickly verifying phone numbers from 240 countries.

Phone-Validator API is the choice of companies such as Toyota, Allianz, and Adobe. It has a user-friendly design. We encounter an interface that guides us step by step through the process of verifying phone numbers.


One of the issues we need to mention about phone number validation comparison is the implementation of these two APIs. Thanks to their flexible structure, both APIs can be easily integrated into almost any programming language.

Numverify API is a very easy-to-use API. It provides sample code integrations of popular programming languages such as PHP and Javascript in its powerful documentation. Numverify is also an open-source web service. You can access its GitHub repository here. Finally, Numverify lists updated articles on the use cases and importance of its API through the blogs it provides.

Its integration code into the PHP programming language is as follows:

// set API Access Key
$access_key = YOUR_ACCESS_KEY;

// set phone number
$phone_number = '14158586273';

// Initialize CURL:
$ch = curl_init(''.$access_key.'&number='.$phone_number.''); 
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

// Store the data:
$json = curl_exec($ch);

// Decode JSON response:
$validationResult = json_decode($json, true);

// Access and use your preferred validation result objects

Phone-Validator API also has a structure that can be integrated very quickly into applications such as Numverify API. It provides sample integration codes for PHP, Java, .Net, and many other programming languages in its documentation.

Its integration code into the PHP programming language is as follows:

// build API request
$APIUrl = '';
$PhoneNumber = "+49 9874 322466";
$CountryCode = "us";
$Locale = "en-US";
$Params = array('PhoneNumber' => $PhoneNumber,
                'CountryCode' => $CountryCode,
                'Locale' => $Locale,
                'APIKey' => 'your API key');
$Request = http_build_query($Params, '', '&');
$ctxData = array(
    'header'=>"Connection: close\r\n".
    "Content-Type: application/x-www-form-urlencoded\r\n".
    "Content-Length: ".strlen($Request)."\r\n",
$ctx = stream_context_create(array('http' => $ctxData));

// send API request
$result = json_decode(file_get_contents(
    $APIUrl, false, $ctx));

// check API result
switch($result->{'status'}) {
        $linetype = $result->{'linetype'};
        $location = $result->{'location'};
        $countrycode = $result->{'countrycode'};
        $formatnational = $result->{'formatnational'};
        $formatinternational = $result->{'formatinternational'};
        $mcc = $result->{'mcc'};
        $mnc = $result->{'mnc'};
    case "INVALID":
        echo $PhoneNumber." is ".$result->{'status'};
        echo $result->{'info'};

Data Privacy and Security

Numverify takes various measures to protect the privacy of our users’ data and ensure their security. It uses industry-standard encryption methods to keep user data safe. Numverify also takes care to ensure full compliance with GDPR and similar regulations. It provides users with a mechanism to easily submit requests for access and correction of their data. It also ensures compliance with privacy and data protection standards by only storing user data for a certain time.

The fact that Numverify is part of Idera gives us confidence in data privacy and security. Thanks to the Idera company, it leaves no doubt about data security and is ahead of its competitors in this regard.

Phone-Validator API also takes important steps in data privacy and security. This API uses strong encryption methods to protect user data and keeps customer information at the highest level of security. In addition, Phone-Validator API is meticulous about compliance with regulations such as GDPR.


In conclusion, Numverify and Phone-Validator API stand out as leading contenders in the phone number verification market. Numverify distinguishes itself with reliable API integration, swift verification processes, and an informative blog, all underpinned by its cost-effective pricing structure and the reputation of being an APILayer product. Conversely, Phone-Validator API excels with its comprehensive country support. However, Numverify’s affordability significantly sets it apart from its competitors, offering a more accessible option without sacrificing quality. When deciding between these two, it’s crucial to weigh their unique features against your specific requirements, ensuring you choose the service that best aligns with your needs and budget.

Sign up free - Numverify phone number verification API


What are the key differences between Numverify and

The key differences lie in their pricing structures, the specific features they offer (such as line type determination, location services, and batch processing capabilities), the number of countries and territories they support, and the details of their data privacy policies. This article provides a detailed comparison to help you understand which service might better suit your needs.

Can both Numverify and be integrated into any system?

Yes, both services offer APIs that are designed to be integrated into various systems. However, the ease of integration and the level of support provided might vary between the two. It’s important to consider your technical capabilities and the specific requirements of your system when choosing a service.

How do I choose the right phone validation service for my business?

Consider factors such as the specific features you need, the volume of validations you’ll be performing, the countries you need support for, your budget, and the importance of data privacy and security for your operation. Evaluate how each service aligns with these factors and consider testing them with a small number of validations before committing to a larger plan.

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