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BulkChecker

Bulk validate WhatsApp and Telegram numbers, phone status, carriers, emails, and account signals from CSV/TXT files or API.

BulkChecker is a self-service verification and data-quality platform for cleaning and enriching contact lists. Users can upload CSV or TXT files to validate phone numbers, identify carrier and line type information, and check WhatsApp, Telegram, email, social, and account-availability signals where supported.

Results can be segmented and exported for CRM cleanup, messaging operations, outreach preparation, fraud review, and internal data-quality workflows. Developers can also use task-based API workflows for batch submission, status monitoring, and result retrieval.

BulkChecker offers free single-number tools where available and usage-based pricing for bulk processing.

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Pricing:

Freemium
$1.0 (10,000 WhatsApp number checks)
Official Pricing

Platforms:

Web
REST API
SaaS

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BulkChecker Reviews and Details

This page is designed to help you find out whether BulkChecker is good and if it is the right choice for you.

#Phone Number Validation #Data Validation #Data Enrichment

Screenshots and images

Image date //
2026-07-14
Image date //
2026-07-14
Image date //
2026-07-14
Image date //
2026-07-14
Image date //
2026-07-14

Features & Specs

Bulk Phone Validation

Validate, normalize and segment phone numbers from CSV or TXT files.
WhatsApp and Telegram Checks

Check number availability and account signals in bulk.
Carrier Lookup

Identify carrier, country and phone line type information.

Badges

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<a href='https://www.saashub.com/bulkchecker?utm_source=badge&utm_campaign=badge&utm_content=bulkchecker&badge_variant=color&badge_kind=approved' target='_blank'><img src="https://cdn-b.saashub.com/img/badges/approved-color.png?v=1" alt="BulkChecker badge" style="max-width: 150px;"/></a>

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Questions & Answers

As answered by people managing BulkChecker.

What makes BulkChecker unique?

BulkChecker combines phone validation, carrier lookup, WhatsApp and Telegram checks, and other account signals in one bulk CSV/TXT and API workflow.
Why should a person choose BulkChecker over its competitors?

BulkChecker supports multiple verification types, usage-based pricing, downloadable result segments, and task-based API processing without requiring a subscription.
How would you describe the primary audience of BulkChecker?

Marketing teams, CRM operators, developers, agencies, community managers, and businesses that need to clean or enrich large contact lists.

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Is BulkChecker good?

BulkChecker.io appears to be a bulk email/domain verification tool designed to help users validate large lists of email addresses to reduce bounce rates and improve deliverability, but as I don't have verified, up-to-date information on this specific service, I'd recommend researching current user reviews, checking recent uptime/accuracy reports, and testing with a small sample before committing to a larger plan.

Why choose BulkChecker?

Bulk verification tools generally save time by processing large email lists quickly compared to manual checks
Such services typically help improve email deliverability by removing invalid or risky addresses before sending campaigns
May offer API access for integration into existing workflows or CRM systems
Often provide tiered pricing that can scale with list size, potentially cost-effective for growing needs

Recommended for

Email marketers needing to clean large subscriber lists before campaigns
Businesses looking to reduce bounce rates and protect sender reputation
Developers wanting API-based email validation integration
Users who should independently verify current pricing, accuracy rates, and customer support quality before relying on this specific service

External links

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Public traffic stats of BulkChecker

Check the traffic stats of BulkChecker on SimilarWeb. The key metrics to look for are: monthly visits, average visit duration, pages per visit, and traffic by country. Moreoever, check the traffic sources. For example "Direct" traffic is a good sign.
Domain Rating (DR)

Check the "Domain Rating" of BulkChecker on Ahrefs. The domain rating is a measure of the strength of a website's backlink profile on a scale from 0 to 100. It shows the strength of BulkChecker's backlink profile compared to the other websites. In most cases a domain rating of 60+ is considered good and 70+ is considered very good.
Domain Authority (DA)

Check the "Domain Authority" of BulkChecker on MOZ. A website's domain authority (DA) is a search engine ranking score that predicts how well a website will rank on search engine result pages (SERPs). It is based on a 100-point logarithmic scale, with higher scores corresponding to a greater likelihood of ranking. This is another useful metric to check if a website is good.
Public opinion on Reddit

The latest comments about BulkChecker on Reddit. This can help you find out how popualr the product is and what people think about it.

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BulkChecker discussion

Visit official website
bulkchecker.io

Is BulkChecker good? This is an informative page that will help you find out. Moreover, you can review and discuss BulkChecker here. The primary details have been verified within the last quarter. So they could be considered up to date. If you think we are missing something, please use the means on this page to comment or suggest changes. All reviews and comments are highly encouranged and appreciated as they help everyone in the community to make an informed choice. Please always be kind and objective when evaluating a product and sharing your opinion.

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