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Smart Spam Filter

Stop spam calls before they ever ring through.

A progressive web app that smartly filters spam calls using dynamic spam scoring and intelligent routing logic, so real calls get through and the rest don't.

PWADynamic Spam ScoringIntelligent RoutingReal-Time Filtering

Not every unknown number deserves to ring

Smart Spam Filter scores every inbound call in real time and routes it accordingly — straight through, to voicemail, or blocked outright — instead of relying on a static blocklist that's always a step behind.

It's built for businesses and call teams fielding high volumes of inbound calls who need to cut through robocalls and spoofed numbers without risking a legitimate customer call getting silently dropped.

Businesses & Inbound Call Teams
Built For
Spam Call Detection & Routing
Primary Use Case
Progressive Web App, Cloud
Deployment
AI-Powered Call Filtering
Category

Key features

Built around the reality that spam scoring isn't a one-time decision.

Dynamic Spam Scoring

Every call is scored in real time using calling patterns and signal data, not a fixed static list.

Intelligent Call Routing

Route calls to ring through, voicemail, or block automatically based on their live spam score.

Real-Time Call Analysis

Analyze call metadata as it arrives, catching spoofed and high-risk numbers before they connect.

Custom Allow & Block Lists

Override automatic scoring for specific numbers your team always wants through or blocked.

Call Analytics Dashboard

See blocked volume, false-positive reports, and scoring trends at a glance.

Offline-Capable PWA

Installable as a progressive web app, so filtering rules keep working even with a spotty connection.

Core modules

Spam Scoring Engine

Real-time model that assigns a dynamic risk score to every inbound call.

Call Routing Engine

Applies routing rules — allow, voicemail, or block — based on score and account settings.

Allow / Block List Manager

Manual overrides that always take priority over the automatic score.

Analytics Dashboard

Reporting on call volume, block rates, and scoring accuracy over time.

Notification Center

Alerts for high-risk call spikes or unusual calling patterns.

Settings & Access

Account-level configuration for routing thresholds and team permissions.

Product workflow

How a team goes from an unfiltered line to fully automated spam routing.

01. Sign Up

Step 1
  • Create an account
  • Install the PWA

02. Setup

Step 2
  • Connect your phone line
  • Set initial routing thresholds

03. Configure

Step 3
  • Add allow/block list entries
  • Tune scoring sensitivity

04. Use Features

Step 4
  • Let calls route automatically
  • Review flagged calls

05. Generate Reports

Step 5
  • Review call analytics

06. Monitor Progress

Step 6
  • Track block rate & false positives
  • Adjust thresholds as needed

07. Scale Operations

Step 7
  • Add additional lines
  • Roll out to more team members

Technology stack

Next.js
Frontend
Node.js
Backend
Progressive Web App
Mobile
MongoDB
Database
Spam Scoring Models
AI/ML
Twilio
Voice Infrastructure
Docker
DevOps
Call Data Encryption
Security

AI capabilities

Predictive Analytics

Spam scores are calculated dynamically from live calling patterns, not a fixed rule set.

Automation

Routing decisions apply themselves the instant a call comes in, with no manual review needed.

Anomaly Detection

Unusual spikes in high-risk call volume are flagged automatically for review.

Integrations

Connect Smart Spam Filter to the voice infrastructure you already run on.

Twilio
Voice & SMS
Carrier Caller-ID APIs
Number Verification
Slack
Alert Notifications
REST APIs
Custom Integration

Benefits

Fewer Spam Calls Getting Through

Dynamic scoring adapts to new spam patterns instead of relying on a list that's always out of date.

Less Time Screening Calls

Automated routing means staff aren't manually vetting every unknown number.

Lower Risk of Missed Real Calls

Allow-list overrides and score transparency reduce false positives on legitimate callers.

Case study

Customer Support Line

Cutting spam volume on a high-traffic support line

Challenge: A support team's main phone line was regularly flooded with robocalls and spoofed numbers, burying real customer calls in the queue.

Solution: We deployed Smart Spam Filter's dynamic scoring and intelligent routing, automatically diverting high-risk calls while letting legitimate customers through without added wait time.

-74%
Spam calls reaching agents

Frequently asked questions

Scoring is based on live calling patterns and signal data evaluated in real time, so it adapts as spam tactics change instead of relying on a static list.

Ready to stop spam calls at the door?

See how Smart Spam Filter can cut robocall volume on your busiest lines.

Free consultation
Dedicated team
Agile methodology