About Screen Calls & Block Spam
KONTXTKONTXT Voice: Call and SMS Spam Protection Wondering if that unknown or suspected scam call or SMS is legit? Let KONTXT Voice handle it! Whether it's a call or a suspicious text, KONTXT Voice helps you screen,...
KONTXTKONTXT Voice: Call and SMS Spam Protection
Wondering if that unknown or suspected scam call or SMS is legit? Let KONTXT Voice handle it! Whether it's a call or a suspicious text, KONTXT Voice helps you screen, block, and protect against unwanted communication.
Voice Call and SMS Screening Features:
Advanced AI and Machine Learning: Goes beyond phone number block lists and spam warnings to screen calls and SMS, block unwanted communication, and provide real-time insights into who is reaching out and why.
Spam SMS Protection: Block and report unwanted or suspicious text messages with ease.
AI-Powered Call and SMS Screening & Fraud Protection:
Analyzes both voice calls and SMS to detect and notify you of potential scammers, spammers, or robocalls.
Automatically accept, decline, or block based on KONTXT Voice's call and message screening analysis.
Use the built-in voice captcha for extra call screening protection, and block unknown callers or spammers permanently.
Report and block suspicious SMS messages to keep your inbox spam-free.
Personalized Caller and Message Experience:
Create custom greetings for voice calls or responses for blocked SMS senders.
Real-Time Screening and Notifications:
Instantly know if a call or SMS is legitimate through live call transcription and message alerts.
Push notifications alert you of every screened call or SMS, letting you accept, block, or report.
Simple Setup, Free to Use, Privacy-Focused:
Easy to set up with most mobile carriers. Available for Android users for free.
KONTXT Voice values your privacy and will never sell your data or spam you.
Powered by RealNetworks: Backed by RealNetworks' digital media expertise, KONTXT Voice combines AI and machine learning to protect you from spammers and scammers, whether by phone or SMS.: Call and SMS Spam Protection for your phone
Wondering if that unknown or suspected scam call or SMS is legit? Let KONTXT Voice handle it! Whether it's a call or a suspicious text, KONTXT Voice helps you screen, block, and protect against unwanted communication.
Voice Call and SMS Screening Features:
- Advanced AI and Machine Learning: Goes beyond phone number block lists and spam warnings to screen calls and SMS, block unwanted communication, and provide real-time insights into who is reaching out and why.
- Spam SMS Protection: Block and report unwanted or suspicious text messages with ease.
AI-Powered Call and SMS Screening & Fraud Protection:
- Analyzes both voice calls and SMS messages to detect and notify you of potential scammers, spammers, or robocalls.
- Automatically accept, decline, or block based on KONTXT Voice's call and message screening analysis.
- Use the built-in voice captcha for extra call screening protection, and block unknown callers or spammers permanently.
- Report and block suspicious SMS messages to keep your inbox spam-free.
Personalized Caller and Message Experience:
Real-Time Screening and Notifications:
- Instantly know if a call or SMS is legitimate through live call transcription and message alerts.
- Push notifications alert you of every screened call or SMS, letting you accept, block, or report.
Simple Setup, Free to Use, Privacy-Focused:
- Easy to set up with most mobile carriers. Available for Android users for free.
- KONTXT values your privacy and will never sell your data or spam you.
Powered by RealNetworks:
- Backed by RealNetworks' digital media expertise, KONTXT Voice combines AI and machine learning to protect you from spammers and scammers, whether by phone or SMS. Our state-of-the-art platform flags millions of spam messages every day helping to protect you and your device.
Previous Versions
Here you can find the changelog of Screen Calls & Block Spam since it was posted on our website on 2023-07-03 18:22:16.
The latest version is and it was updated on 2026-06-18 23:03:38. See below the changes in each version.
Screen Calls & Block Spam version
Updated At: 2025-07-10
Changes: - New Feature: Flag Text Messages. Added functionality to flag potentially unsafe or suspicious text messages for further review, enhancing user safety and security across the messaging channels using our best-in-class message classification platform.
- Zendesk direct integration has been removed.
Screen Calls & Block Spam version
Updated At: 2023-01-10
Changes: New
Introducing text classification! KONTXT Voice will now tag and categorize screened calls.
Updates to machine learning model - improved text classification
Bug Fixes
Fixed: The call-pop was preventing the keyboard display when in some applications when visible
Fixed: Tapping the action button on a push notification Android 12 or higher initiated a crash
