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Head-to-head · Spam Call Blocking Apps

Hiya Spam Blocker vs Kaspersky Who Calls

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Hiya Spam Blocker #4 in Spam Call Blocking Apps 8.8/10 Free plan · 7-day trial Free planFree trial✓ 4 of 4 features Visit Hiya
Kaspersky Who Calls #6 in Spam Call Blocking Apps 8.5/10 Free plan Free plan✓ 3 of 4 features Visit Kaspersky

Hiya Spam Blocker 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 scoreHiya Spam Blocker · 8.8/10
  • Free planboth
  • Free trialonly Hiya Spam Blocker
  • Most featuresHiya Spam Blocker · 4 of 4

Hiya Spam Blocker scores higher on our rubric for spam call blocking apps: 8.8 against 8.5 out of 10; our editors rank them #4 and #6.

Hiya Spam Blocker is the better fit for broad protection with caller ID and AI detection. Kaspersky Who Calls is the better fit for users wanting offline caller identification and spam.

  • Hiya Spam Blocker fits best

    Broad protection with caller ID and AI detection

  • Kaspersky Who Calls fits best

    Users wanting offline caller identification and spam

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Side by side

Feature Hiya Spam Blocker 8.8/10 Visit ↗ Kaspersky Who Calls 8.5/10 Visit ↗
At a glance
Editor score 8.8 8.5
Ranking #4 in Spam Call Blocking Apps #6 in Spam Call Blocking Apps
Best for Broad protection with caller ID and AI detection Users wanting offline caller identification and spam
Pricing model Free plan + paid Free plan + paid
Starting price — Free plan
Free plan ✓ ✓
Free trial 7 days —
Deployment Mobile Mobile
Platforms iOS, Android Android, iOS
Support Email, Phone, Docs Docs
Built for Solo, Small business Solo
Features Hiya Spam Blocker 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, scam, fraud, and robocall detection on iOS and Android
  • Premium adds automatic blocking, enhanced caller ID, and call screening
  • Reverse lookup, reporting, AI detection, and configurable block lists
  • 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
  • Some AI features and Call Screener availability varies by region
  • Premium features require a subscription after the 7-day trial
  • Feature availability varies by device, operating system, carrier, and plan
  • The free version includes ads and fewer caller details
  • Offline caller information is limited to Premium
  • Availability depends on region
Our verdict

Hiya Spam Blocker is a mobile app for identifying callers and reducing unwanted calls on iPhone and Android. It suits people who want caller ID for known businesses and spam numbers, detection for spam, scams, fraud, and robocalls, plus…

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. Hiya Spam BlockerSpam Call Blocking Apps 8.8Free plan · 7-day trial
  2. Kaspersky Who CallsSpam Call Blocking Apps 8.5Free plan

Strengths and trade-offs

  • Hiya Spam Blocker — where it wins

    • Free spam, scam, fraud, and robocall detection on iOS and Android
    • Premium adds automatic blocking, enhanced caller ID, and call screening
    • Reverse lookup, reporting, AI detection, and configurable block lists

    Where it doesn't

    • Some AI features and Call Screener availability varies by region
    • Premium features require a subscription after the 7-day trial
    • Feature availability varies by device, operating system, carrier, and plan

  • 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
  • Hiya Spam Blocker8.8/10 · Free plan · 7-day trial

    A freemium caller ID and spam blocker with screening, lookup, reporting, and AI detection.

    Visit HiyaFull 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