# Verizon Call Filter vs Spam Zero

The clearest difference is rating: Verizon Call Filter at 4.7 against Spam Zero's 3.1. Verizon Call Filter also leads on ratings volume (337K vs 18) and chart position (#146 vs unranked). Spam Zero's advantage is update cadence (every 3 days vs every 2 months) and monetization model (free vs free with in-app purchases). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Verizon Call Filter holds the better App Store score, 4.7 against 3.1. That said, the two scores are not equally well evidenced: Verizon Call Filter has 337K ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 39% of Verizon Call Filter's written reviews are positive against 33% of Spam Zero's.

Verizon Call Filter ships an update every 2 months, Spam Zero every 3 days. The most recent releases landed on November 10, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Verizon Call Filter | Spam Zero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (337K ratings)](https://appshunter.io/ios/app/verizon-call-filter/id777875529/reviews)** | [3.1 (18 ratings)](https://appshunter.io/ios/app/spam-zero-spam-call-blocker/id6737818516/reviews) |
| Number of ratings | **337K** | 18 |
| Positive reviews | **38.6% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#146** | — |
| Size | 88 MB | 12 MB |
| Requires iOS | **15.1** | 17.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Verizon Wireless](https://appshunter.io/developer/411772703) | [Kavun, LLC](https://appshunter.io/developer/1503851293) |

## What reviewers say

### Verizon Call Filter

[App page](https://appshunter.io/ios/app/verizon-call-filter/id777875529)

**Currently charting:** #146 Top Free · Utilities (US App Store)

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.

**Highlights:** Identify suspected spam calls, Automatically block high-risk spam, Report phone numbers as spam, Block robocalls, Adjust spam filter settings, Caller ID (Plus feature), Block neighborhoods (Plus feature)

**Features:** Apple Wallet

**In-app purchases:** none

**What reviewers like**

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

**What reviewers complain about**

- 🐛 Doesn't block all spam calls
- 🔒 Blocks legitimate calls
- 💰 Paid version required for full functionality
- 🤔 Questionable effectiveness
- 🤔 Doesn't seem to work well

**Reported bugs**

- App blocks all calls after installation
- Doesn't show blocked call history
- Inconsistent performance

**Requested features**

- Ability to block more numbers
- Improved spam detection and blocking
- Better integration with phone app
- More transparency on how the app works


### Spam Zero

[App page](https://appshunter.io/ios/app/spam-zero-spam-call-blocker/id6737818516)

Block unwanted spam calls with a vast database of known spammers. This privacy-focused app keeps all blocking data on your device, ensuring your calls and contacts remain private. Enjoy smart protection that distinguishes spam from important calls with an easy setup.

**Highlights:** Block 1M+ known spam numbers, Complete privacy, no data collection, Device-only call blocking, Smart protection for important calls, Automatic spam database updates, Real-time call blocking, Easy setup in minutes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Verizon Call Filter free?

Verizon Call Filter is free to download, with no in-app purchases.

### Is Spam Zero free?

Spam Zero is free to download, with no in-app purchases.

### Which has better reviews, Verizon Call Filter or Spam Zero?

Verizon Call Filter is rated higher. Verizon Call Filter averages 4.7 out of 5 from 337K ratings, while Spam Zero averages 3.1 from 18 ratings.

### Do Verizon Call Filter or Spam Zero have ads?

Neither Verizon Call Filter nor Spam Zero shows ads.

### Which is updated more often, Verizon Call Filter or Spam Zero?

Verizon Call Filter ships an update every 2 months, and Spam Zero every 3 days. Most recently, Verizon Call Filter was updated on November 10, 2026 and Spam Zero on November 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*