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WasenderAPI pricing: phone validation API

WasenderAPI's sitellms.txtBest phone validation API in 2026: providers comparedWasenderAPI: phone validation API alternatives

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0% complete: none of the 9 key fields we checkSee the 9 fields
$0.00per 1,000 phonesWe rank 721 plans by price. Botoi's $199 monthly plan is the cheapest paid plan per 1,000 phones: as little as $0.0066. Botoi's $199 monthly plan covers up to 1,000,000 phones a day.Data247, Foxentry and Abstract API are the best phone validation API providers in our benchmark.
Plan: Trial one of WasenderAPI's 10 plans
Call: GET /api/on-whatsapp/{contact_identifier} WasenderAPI's only call
API: Phone validation API WasenderAPI's only API

About this item

  • Live. WasenderAPI checks the phone number you send when you call the API.
  • None of the 9 key fields we check: Number, Formats, Validity, Type and 5 more.
  • Nothing to pay. You get up to 3,000 calls a month.
  • One call. You send contact_identifier to GET /api/on-whatsapp/{contact_identifier}.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

WasenderAPI: phone validation API alternatives

WasenderAPI alternatives: every phone validation API provider ranked

The table starts with WasenderAPI's cheapest paid plan. Next come plans from other providers with the price per 1,000 phones closest to WasenderAPI's. Each plan in the table gives live data.

WasenderAPI, $459 yearlyCheckNumber.AI, top-up from $20, Pay as you go, POST /v1/tasks, WhatsApp Advanced2Chat, $100 pack, Extra requests package, GET /open/whatsapp/check-number/{your-number}/{number-to-check}, Check NumberZelNum, $2,000 pack, Pay as you go, $2,000 top-up, POST /detect, HLR LookupPhone-Check.app, $79.99 monthly, Business, GET /v1-get-phone-extra-details
$ per 1,000 phones$0.128$0.10$0.20$0.32$0.552
Completeness0%11%33%33%78%
Billingyearlypay firstpay firstpay firstmonthly
Pay$459$20$100$2,000$79.99
Enough for300,000 calls a monthas many as you pay for500,000 calls6,250,000 results145,000 calls a month
Freshnesslivelivelivelivelive
Who can get itanyone 18 years or older with a WhatsApp number to link to a session by QR codeanyonecustomers who have used up their plan's quotaanyoneanyone

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-02.

  1. wasenderapi.com
  2. wasenderapi.com/api-docs/rate-limits/understanding-rate-limits
  3. wasenderapi.com/api-docs/sessions/check-if-a-contact-is-on-whatsapp
  4. wasenderapi.com/help/account-billing/free-trial-limits
  5. wasenderapi.com/help/account-billing/subscription-plans
  6. wasenderapi.com/llms.txt
  7. wasenderapi.com/pricing
  8. wasenderapi.com/terms

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Number, not in the answer
  • Formats, not in the answer
  • Validity, not in the answer
  • Type, not in the answer
  • Carrier, not in the answer
  • Porting and roaming, not in the answer
  • Place, not in the answer
  • Risk, not in the answer
  • Owner, not in the answer
Price
$ per 1,000 phones$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays for64 other calls
Not found
$ per 1,000$0.00
In their words
Their pitchVerifies if a given phone number, WhatsApp JID, or username handle is registered on WhatsApp.
Data
Freshnesslive
What it checksmessaging apps
Keep datano limit
Use dataAPI Terms: Customers may access their WasenderApi account data via an API (Application Program Interface). Any use of the API, including use of the API through a third-party product that accesses WasenderApi, is bound by these Terms of Service. [...] Abuse or excessively frequent requests to WasenderApi via the API may result in the temporary or permanent suspension of your account's access to the API. WasenderApi, in its sole discretion, will determine abuse or excessive usage of the API. Account Terms: You may not use the Service for any illegal or unauthorized purpose. You must not, in the use of the Service, violate any laws in your jurisdiction (including but not limited to copyright laws). WhatsApp Usage Compliance and Disclaimer: You agree to comply with WhatsApp's Terms of Service and Business Policy when using our Service to interact with the WhatsApp platform. [...] User Obligations and Consent: The customer is strictly prohibited from sending any message that falls under the following categories: Spam or bulk messages. Messages that may cause malfunction of the Developer's equipment. Messages sent via pornographic or other reprehensible messengers. Messages that mislead users, such as those sent from someone else's name or giving false information. Transmitting inaccurate or confidential information. Transfer of information that has been unlawfully obtained by the Customer and/or violates the copyrights or related rights of third parties. Advertising alcohol, tobacco, drugs, or other illegal means. Transmission of information that violates the norms of the current legislation or international law. You must not use the Service for any activity that violates applicable laws or third-party rights.
Plan
Pay$0
Enough for3,000 calls a month
Rate limit
Per day100
Per second0.17
Batch1
Speed
Answerin the call
The call
You sendcontact_identifier
MethodGET
Path/api/on-whatsapp/{contact_identifier}
About the plan
PlanTrial
Who can get itanyone 18 years or older with a WhatsApp number to link to a session by QR code, no credit card required
The only field the plan's answer can hold

registered on WhatsApp

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