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Head-to-head · Spam Call Blocking Apps

Verizon Call Filter vs Kaspersky Who Calls

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Verizon Call Filter #3 in Spam Call Blocking Apps 9.0/10 Free plan · 15-day trial Free planFree trial✓ 4 of 4 features Visit Verizon
Kaspersky Who Calls #6 in Spam Call Blocking Apps 8.5/10 Free plan Free plan✓ 3 of 4 features Visit Kaspersky

Verizon Call Filter leads on 0 checks, Kaspersky Who Calls on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreVerizon Call Filter · 9.0/10
  • Free planboth
  • Free trialonly Verizon Call Filter
  • Most featuresVerizon Call Filter · 4 of 4

Verizon Call Filter scores higher on our rubric for spam call blocking apps: 9.0 against 8.5 out of 10; our editors rank them #3 and #6.

Verizon Call Filter is the better fit for verizon customers seeking mature carrier protection. Kaspersky Who Calls is the better fit for users wanting offline caller identification and spam.

  • Verizon Call Filter fits best

    Verizon customers seeking mature carrier protection

  • Kaspersky Who Calls fits best

    Users wanting offline caller identification and spam

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Side by side

Feature Verizon Call Filter 9.0/10 Visit ↗ Kaspersky Who Calls 8.5/10 Visit ↗
At a glance
Editor score 9.0 8.5
Ranking #3 in Spam Call Blocking Apps #6 in Spam Call Blocking Apps
Best for Verizon customers seeking mature carrier protection Users wanting offline caller identification and spam
Pricing model Free plan + paid Free plan + paid
Starting price $3.99/user/mo Free plan
Free plan ✓ ✓
Free trial 15 days —
Deployment Cloud, Mobile Mobile
Platforms iOS, Android Android, iOS
Support Live chat, Phone, Community, Docs Docs
Built for Solo, Small business Solo
Features Verizon Call Filter 4/4 · Kaspersky Who Calls 3/4
Robocall blocking ✓ ✓
Caller ID ✓ ✓
Call screening ✓ (best) Not checked yet
Community reports ✓ ✓
Specs
Supported platforms Both Both
Blocked-number limit Not checked yet Not checked yet
Our review
Pros
  • Free spam detection, filtering, logs, allowed numbers, and reporting
  • Blocks high-risk spam calls and filters robocalls
  • Call Filter Plus adds caller ID, risk scoring, and category blocking
  • Identifies unknown numbers with online and Premium offline databases
  • Can block all spam calls or selected categories automatically
  • Users can submit numbers to spam lists
Cons
  • Availability varies by account type, plan, device, and location
  • Caller ID and advanced controls require Call Filter Plus
  • Multi-line pricing applies only to accounts with 3 or more eligible lines
  • The free version includes ads and fewer caller details
  • Offline caller information is limited to Premium
  • Availability depends on region
Our verdict

Verizon Call Filter screens incoming calls and alerts customers when numbers may be spam, robocalls, or fraud. It is designed for eligible Verizon mobile customers using iOS or Android devices, with access through the Call Filter app or My…

Read the review →

Unknown calls are easier to assess with Kaspersky Who Calls, a mobile caller ID and spam-call detection app for Android and iOS. It shows caller identity, category and trust information, labels suspected spam, and can automatically block…

Read the review →
  1. Verizon Call FilterSpam Call Blocking Apps 9.0Free plan · 15-day trial
  2. Kaspersky Who CallsSpam Call Blocking Apps 8.5Free plan

Strengths and trade-offs

  • Verizon Call Filter — where it wins

    • Free spam detection, filtering, logs, allowed numbers, and reporting
    • Blocks high-risk spam calls and filters robocalls
    • Call Filter Plus adds caller ID, risk scoring, and category blocking

    Where it doesn't

    • Availability varies by account type, plan, device, and location
    • Caller ID and advanced controls require Call Filter Plus
    • Multi-line pricing applies only to accounts with 3 or more eligible lines

  • Kaspersky Who Calls — where it wins

    • Identifies unknown numbers with online and Premium offline databases
    • Can block all spam calls or selected categories automatically
    • Users can submit numbers to spam lists

    Where it doesn't

    • The free version includes ads and fewer caller details
    • Offline caller information is limited to Premium
    • Availability depends on region
  • Verizon Call Filter9.0/10 · Free plan · 15-day trial

    A practical Verizon-integrated blocker with useful free protection and paid caller ID.

    Visit VerizonFull verdict →
  • Kaspersky Who Calls8.5/10 · Free plan

    Caller ID, configurable spam blocking and Premium protections for Android and iOS.

    Visit KasperskyFull verdict →

More comparisons

All spam call blocking apps comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update