Best apps like Spam Zero: Spam Call Blocker

32+ similar apps compared and reviewed

4.3 avg rating
10 free apps
Updated September 2026

Looking for something like Spam Zero? We've analyzed 32+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Spam Zero

Truecaller: Premium Caller ID#1
4.4😞(252K ratings)
FreeAdsIn-App Purchases
#36in Utilities
Truecaller: Premium Caller ID screenshot 1
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Truecaller: Premium Caller ID screenshot 6

Identify unknown callers and block spam calls and texts. This app uses AI and community data to screen calls, identify callers, and offers an AI assistant for call screening. Premium features include ad removal, unlimited lookups, and profile insights.

What We Love

  • 🚀 Blocks spam calls
  • 💡 Useful caller ID feature
  • 👍 Helps identify scammers

Room to Improve

  • 🐛 Inconsistent performance
  • 🔒 Privacy concerns with data collection
  • 💰 Expensive premium subscription
  • 🔋 Increased spam calls after installation
Verizon Call Filter#2

Verizon Call Filter by Verizon Wireless

Put an end to mystery calls
Strong Contender
🔧 Utilities
4.7😐(300K ratings)
Free
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This app helps you identify and block unwanted spam and robocalls. It automatically screens incoming calls, alerts you to suspected spam, and can send high-risk callers directly to voicemail. You can also report spam numbers and customize your blocking preferences for greater control over your calls.

What We Love

  • 🚀 Blocks spam calls
  • 🔒 Helps reduce spam
  • 👍 Works well for some users
  • ⭐️ Useful tool
  • 👍 Effective at blocking spam

Room to Improve

  • 🐛 Doesn't block all spam calls
  • 🔒 Blocks legitimate calls
  • 💰 Paid version required for full functionality
  • 🤔 Questionable effectiveness
  • 🤔 Doesn't seem to work well
  • 🤔 Increases spam calls for some users
  • 🤔 Confusing setup and functionality
Hiya: Spam Blocker#3

Hiya: Spam Blocker by Hiya

AI fraud & spam protection
Worth Considering
🔧 Utilities
4.5😐(238K ratings)
FreeIn-App Purchases
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Block unwanted spam and scam calls while identifying unknown callers. Get real-time caller ID and call reasons before you answer, and protect your voicemail from spam. Offers premium features for an enhanced calling experience.

What We Love

  • 🚀 Blocks spam calls
  • 👍 Useful for identifying scam/fraud numbers
  • 🔒 Provides security against unwanted calls
  • 🤖 Reduces number of robocalls

Room to Improve

  • 🐛 Inconsistent performance, sometimes lets spam through
  • 💰 Paid subscription required for full functionality
  • 🔍 Lookup feature not always accurate
  • 🕰️ Requires manual reporting of spam numbers

More apps like Spam Zero

4
Robokiller: Spam Call Blocker
Robokiller: Spam Call Blocker
Robokiller: Spam Call Blocker
Stop 99% of Robocalls & Texts
Free

This app blocks up to 99% of unwanted spam calls and texts using advanced AI and a vast database. It also offers a unique feature to annoy spammers with automated responses and protects your personal information from being sold online.

Blocks 99% of spam calls and textsAI-powered audio fingerprintingAnswer Bots for robocaller revenge
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free with in-app purchases
5
Mr. Number Lookup & Call Block
Mr. Number Lookup & Call Block
Mr. Number Lookup & Call Block
Identify callers quickly
Free

Instantly identify unknown callers and block unwanted calls. This app provides lightning-fast phone number lookups, protects against scam calls, and offers advanced spam detection to keep your device free from robocalls. Manage your personal block list and report spam to help the community.

Identify unknown callersBlock specific phone numbersSpam detection and blocking
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free with in-app purchases
6
Call Blocker
Call Blocker
Call Blocker
Identify & Block spam calls
Free

Block unwanted calls, identify suspicious numbers, and report spam. Access a large community database to avoid phone scams and extra charges. Protect yourself from telemarketers and unknown callers.

Block any phone numberIdentify commercial callsReport suspicious numbers
🔧 Utilities
(1.2K)
free with in-app purchases
7
Call Protect: Robocall Blocker
Call Protect: Robocall Blocker
Call Protect: Robocall Blocker
Caller ID & Spam Call Blocker
Free

This app blocks unwanted calls from telemarketers, scammers, and spammers. It provides caller ID information for suspicious numbers and automatically blocks high-risk callers. You can also perform free reverse phone lookups for numbers in the US and Canada.

Automatic spam call filterCaller ID for risky numbersReverse phone lookup
🔧 Utilities
(32K)
free with in-app purchases
8
T-Mobile Scam Shield
T-Mobile Scam Shield
T-Mobile Scam Shield
Your call control center.
Free

This app provides advanced call management features to protect you from unwanted scam and robo calls. It uses AI and machine learning to identify and block suspicious numbers, offers full caller ID, and allows you to report fraudulent calls.

Scam BlockScam ReportingCaller ID
🔧 Utilities
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free
9
Firewall - Spam Call Blocker
Firewall - Spam Call Blocker
Firewall - Spam Call Blocker
Block Spam Calls and Robocalls
Free

This app blocks unwanted calls and texts by only allowing approved contacts to reach you. It also offers visual voicemail, privacy protection for your number, and the ability to make anonymous outbound calls. Enjoy a cleaner, more productive phone experience.

Block 100% of spam callsWhitelisting for approved callersSMS spam blocker
🔧 Utilities
(1.6K)
subscription
10
Robo Shield: AI Spam Filter
Robo Shield: AI Spam Filter
Robo Shield: AI Spam Filter
Block Unknown Caller ID Scams
Free

This app uses artificial intelligence to screen incoming calls, distinguishing legitimate calls from spam, robo callers, and scams. It acts as a personal call assistant, identifying unknown callers and providing detailed information about each call.

AI-powered call screeningIdentifies spam, unverified, and verified callsAdvanced Caller ID with call categorization
🔧 Utilities
(55)
subscription