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Head-to-head · Spam Call Blocking Apps

T-Mobile Scam Shield vs Verizon Call Filter

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score T-Mobile Scam Shield #2 in Spam Call Blocking Apps 9.1/10 Free plan Free plan✓ 2 of 4 features Visit T-Mobile
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

T-Mobile Scam Shield leads on 0 checks, Verizon Call Filter 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 scoreT-Mobile Scam Shield · 9.1/10
  • Free planboth
  • Free trialonly Verizon Call Filter
  • Most featuresVerizon Call Filter · 4 of 4

T-Mobile Scam Shield scores higher on our rubric for spam call blocking apps: 9.1 against 9.0 out of 10; our editors rank them #2 and #3.

T-Mobile Scam Shield is the better fit for T-Mobile customers wanting carrier-integrated protection. Verizon Call Filter is the better fit for verizon customers seeking mature carrier protection.

  • T-Mobile Scam Shield fits best

    T-Mobile customers wanting carrier-integrated protection

  • Verizon Call Filter fits best

    Verizon customers seeking mature carrier protection

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Side by side

Feature T-Mobile Scam Shield 9.1/10 Visit ↗ Verizon Call Filter 9.0/10 Visit ↗
At a glance
Editor score 9.1 9.0
Ranking #2 in Spam Call Blocking Apps #3 in Spam Call Blocking Apps
Best for T-Mobile customers wanting carrier-integrated protection Verizon customers seeking mature carrier protection
Pricing model Free plan + paid Free plan + paid
Starting price — $3.99/user/mo
Free plan ✓ ✓
Free trial — 15 days
Deployment Cloud, Mobile Cloud, Mobile
Platforms iOS, Android iOS, Android
Support Docs Live chat, Phone, Community, Docs
Built for Solo, Small business Solo, Small business
Features T-Mobile Scam Shield 2/4 · Verizon Call Filter 4/4
Robocall blocking ✓ ✓
Caller ID ✓ ✓
Call screening Not checked yet ✓ (best)
Community reports Not checked yet ✓ (best)
Specs
Supported platforms Both Both
Blocked-number limit Not checked yet Not checked yet
Our review
Pros
  • Free Scam Likely identification and automatic Scam Block
  • Blocks spam texts and sends unwanted calls to voicemail
  • Premium adds category blocking and reverse number lookup
  • 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
Cons
  • Requires qualifying T-Mobile service and a capable device
  • Premium costs $4 per line per month
  • Some features depend on supported devices or account eligibility
  • 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
Our verdict

T-Mobile Scam Shield is a network-based scam protection service for eligible T-Mobile customers. It identifies Scam Likely and Potential Spam calls, can automatically block suspected scam calls, sends unwanted calls to voicemail, blocks…

Read the review →

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 →
  1. T-Mobile Scam ShieldSpam Call Blocking Apps 9.1Free plan
  2. Verizon Call FilterSpam Call Blocking Apps 9.0Free plan · 15-day trial

Strengths and trade-offs

  • T-Mobile Scam Shield — where it wins

    • Free Scam Likely identification and automatic Scam Block
    • Blocks spam texts and sends unwanted calls to voicemail
    • Premium adds category blocking and reverse number lookup

    Where it doesn't

    • Requires qualifying T-Mobile service and a capable device
    • Premium costs $4 per line per month
    • Some features depend on supported devices or account eligibility

  • 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
  • T-Mobile Scam Shield9.1/10 · Free plan

    A free core service for T-Mobile customers, with paid call-management upgrades.

    Visit T-MobileFull verdict →
  • 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 →

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