# APILayer, free: Cached phone validation API

> Capture only good leads, keep your user database clean and fight fraud by validating phone numbers at the point of entry into your system

APILayer's cached phone validation API on its Free Plan. It costs $0.00 per 1,000 phones. It returns 6 of the 9 key fields we check: Number, Formats, Validity, Type, Carrier, Place.

- This page: https://datacircle.dev/cached-phone-validation-apis/apilayer/free
- Get it: https://numverify.com/pricing
- Its API docs: https://docs.apilayer.com/numverify/docs/getting-started
- Sold by: APILayer (https://apilayer.com)
- Checked: 2026-10-18

## In the answer

- Completeness: 67%
- Number: ✓
- Formats: ✓
- Validity: ✓
- Type: ✓
- Carrier: ✓
- Place: ✓

## Price

- $ per 1,000: $0.00
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Repeat free: never
- Per: call
- Also pays for: from the same budget: /countries

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Capture only good leads, keep your user database clean and fight fraud by validating phone numbers at the point of entry into your system

## Data

- Freshness: stored
- Keep data: You shall not: [...] use, store, or access any numverify API Data & Services, or the numverify API after the termination of this Agreement, You do not permit Your end users to store [...] numverify API Data & Services for any other purposes
- Use data: You are hereby permitted to receive, process, and display numverify API Data & Services to individual end-users of your application(s), provided such end users use numverify API Data & Services strictly for their own personal use, You do not permit Your end users to store, distribute, or otherwise exploit numverify API Data & Services for any other purposes. [...] You are permitted solely to use numverify API Data & Services for reference by Your end users. Except as expressly provided herein, under no circumstances whatsoever may You transfer or permit the transfer of numverify API Data & Services outside of your application(s). [...] You shall not: reproduce, copy, modify, distribute, market, display, transfer, sublicense, assign, prepare derivative work(s) or adaptation(s) based on, sell, exchange, barter or transfer, rent, lease, loan, time-share, resell, or in any other manner exploit numverify API Data & Services or the numverify API, make access to numverify API Data & Services or the numverify API available to unauthorized parties, or otherwise post or distribute numverify API Data & Services in any public forum including, but not limited to, print, newsletters, radio, television, or internet, [...] use or permit others to use, market, distribute, or export numverify API Data & Services, or the numverify API, or, use numverify API Data & Services or the numverify API in any manner or for any purpose that violates any law, regulation or right of any person. [...] You also agree not to: [...] redistribute any Information And Content in any manner whatsoever [...] to any person, organization, corporation or other entity, including within your own organization or externally, except for the limited Permitted Uses, [...] present, archive, cache, frame, scrape, or mirror any Information And Content from any part of the Services within another web site, except with express written permission [...], [...] embed or import any data provided in, on or through the Services into any information services (whether or not web-based), data files, or application software, including without limitation accounting and payroll systems, except as specifically permitted in writing by apilayer.

## Plan

- Pay: $0
- You get: 100 requests a month
- Enough for: 100 calls a month
- Expires: not carried over from one monthly period to the next

## Rate limit

- Batch: 1

## The call

- You send: number. Optional: country_code
- Method: GET
- Path: /validate

## About the plan

- Plan: Free Plan
- Who can get it: anyone, for non-commercial use only

## The 10 fields the plan's answer can hold

valid, phone number, local format, international format, country calling code, country code, country, location, carrier, line type

## APILayer's plans (8)

- [APILayer, free](https://datacircle.dev/cached-phone-validation-apis/apilayer/free/llms.txt): $0.00 per 1,000, 67% complete, stored
- [APILayer, $14.99 monthly](https://datacircle.dev/cached-phone-validation-apis/apilayer/14-99-monthly/llms.txt): $2.998 per 1,000, 67% complete, stored
- [APILayer, $59.99 monthly](https://datacircle.dev/cached-phone-validation-apis/apilayer/59-99-monthly/llms.txt): $1.20 per 1,000, 67% complete, stored
- [APILayer, $129.99 monthly](https://datacircle.dev/cached-phone-validation-apis/apilayer/129-99-monthly/llms.txt): $0.52 per 1,000, 67% complete, stored
- [APILayer, $161.99 yearly](https://datacircle.dev/cached-phone-validation-apis/apilayer/161-99-yearly/llms.txt): $2.70 per 1,000, 67% complete, stored
- [APILayer, $629.99 yearly](https://datacircle.dev/cached-phone-validation-apis/apilayer/629-99-yearly/llms.txt): $1.05 per 1,000, 67% complete, stored
- [APILayer, $1,325.99 yearly](https://datacircle.dev/cached-phone-validation-apis/apilayer/1325-99-yearly/llms.txt): $0.442 per 1,000, 67% complete, stored
- [APILayer, contact us](https://datacircle.dev/cached-phone-validation-apis/apilayer/contact-us/llms.txt): 67% complete, stored

## APILayer's calls (1)

- `GET /validate`: [APILayer, free](https://datacircle.dev/cached-phone-validation-apis/apilayer/free/llms.txt)

## APILayer's APIs (2)

- [APILayer: email verification API pricing, 8 plans](https://datacircle.dev/validate-email-apis/apilayer/free/llms.txt)
- [APILayer: cached phone validation API pricing, 8 plans](https://datacircle.dev/cached-phone-validation-apis/apilayer/free/llms.txt)

## APILayer: cached phone validation API alternatives

- [Neutrino API, free](https://datacircle.dev/cached-phone-validation-apis/neutrino-api/free/llms.txt): $0.00 per 1,000, 67% complete, stored
- [Strale, free](https://datacircle.dev/cached-phone-validation-apis/strale/free/llms.txt): $0.00 per 1,000, 56% complete, stored
- [Botoi, free](https://datacircle.dev/cached-phone-validation-apis/botoi/free/llms.txt): $0.00 per 1,000, 44% complete, stored
- [APIVerve, free](https://datacircle.dev/cached-phone-validation-apis/apiverve/free/llms.txt): $0.00 per 1,000, 78% complete, stored

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-18.

- https://api.swaggerhub.com/apis/apilayer-863/numverify-api/1.0.0/swagger.json
- https://docs.apilayer.com/numverify/docs/api-documentation
- https://docs.apilayer.com/numverify/docs/getting-started
- https://numverify.com
- https://numverify.com/billing-overages-documentation
- https://numverify.com/faq
- https://numverify.com/permitted-prohibited-use
- https://numverify.com/pricing
- https://numverify.com/service-agreement
- https://numverify.com/terms