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What is TeleSign?

Facilitate prompt and personalized communication through global SMS, RCS, and voice cloud solutions. Elevate your understanding of customers with actionable insights generated from worldwide phone numbers and subscriber information. Take advantage of TeleSign’s Messaging API, which allows for a single coding effort to effectively connect with your audience on a large scale, ensuring smooth delivery across multiple channels. This API supports SMS, RCS, and WhatsApp, enabling the creation of secure digital interactions that resonate with customers around the world. By incorporating an all-in-one Messaging API, you can start sending reliable and secure messages via SMS, RCS, and WhatsApp to your customers today. Choose to utilize one, two, or all three channels to enhance your programmable messaging strategy and expand your outreach. With an extensive network that includes over 120 optimized points-of-presence and upwards of 700 direct-to-carrier routes, you can effortlessly engage with a broader customer base. This vast infrastructure guarantees that your messages are not only delivered promptly but also with maximum effectiveness, allowing you to strengthen your customer relationships.

What is BulkChecker?

BulkChecker is a powerful B2B platform focused on validating contacts and improving data integrity, especially for teams that want to enhance their phone number and contact lists ahead of outreach campaigns, CRM updates, or communication strategies. It allows users to upload files in CSV or TXT formats, execute thorough phone validations, conduct carrier lookups, and verify messaging applications such as WhatsApp, Telegram, and Viber, ultimately enabling the export of organized results that promote better segmentation and operational efficiency. The platform supports straightforward no-code batch uploads alongside API-based verification processes, making it versatile for various user needs. BulkChecker effectively identifies invalid, unreachable, duplicate, recycled, or incorrectly formatted numbers while providing crucial insights like carrier details, line type, registration status, and activity indicators whenever feasible. Designed for teams engaged in growth, sales, marketing, data management, and fraud prevention, it streamlines the list cleaning process and helps secure more reliable contact data on a large scale, thus improving overall operational effectiveness and decision-making precision. In addition, its intuitive interface ensures that even individuals with limited technical skills can easily navigate and utilize its features. Ultimately, BulkChecker empowers businesses to establish more effective communication strategies and foster stronger connections with their target audiences.

Media

Media

No images available

Integrations Supported

Viber
WhatsApp
AppMaster
Delinea Cloud Access Controller
DentalTap
Fraud.net
Microsoft Dynamics 365 Marketing
Next Identity
Quickwork
Rayven
Telegram
Telerivet
Wufoo

Integrations Supported

Viber
WhatsApp
AppMaster
Delinea Cloud Access Controller
DentalTap
Fraud.net
Microsoft Dynamics 365 Marketing
Next Identity
Quickwork
Rayven
Telegram
Telerivet
Wufoo

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Pricing Information

$1 per 10K checks
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

TeleSign

Date Founded

2005

Company Location

United States

Company Website

www.telesign.com

Company Facts

Organization Name

BulkChecker

Date Founded

2026

Company Location

Hong Kong

Company Website

bulkchecker.io

Categories and Features

Cloud Communication Platform

Audio / Video Conferencing
Call Center
Call Recording
Call Routing
Chat / Messaging
Fax Management
File Sharing
IVR / Voice Recognition

Customer Engagement

Analytics
Churn Management
Communication Management
Community Management
Content Syndication
Feedback Collection
Gamification
Live Chat
Video Content

Fraud Detection

Access Security Management
Check Fraud Monitoring
Custom Fraud Parameters
For Banking
For Crypto
For Insurance Industry
For eCommerce
Internal Fraud Monitoring
Investigator Notes
Pattern Recognition
Transaction Approval

Transactional Email

A/B Testing
Contact Database
Dynamic Content
Email Monitoring
Mailing List Management
Reporting/Analytics
Spam Check
Template Management

Categories and Features

Popular Alternatives

Popular Alternatives

No Alternatives