# SPAM vs Spam Zero

The clearest difference is rating: SPAM at 4.4 against Spam Zero's 3.1. SPAM also leads on review sentiment (50% vs 33%). Spam Zero's advantage is update cadence (every 3 days vs every 4 months) and ratings volume (18 vs 5). On price, ads, in-app purchases and monetization model there is nothing between them.

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

SPAM holds the better App Store score, 4.4 against 3.1. Both are backed by a comparable volume of ratings — 5 and 18 respectively. Written reviews point the same way: 50% of SPAM's written reviews are positive against 33% of Spam Zero's.

SPAM ships an update every 4 months, Spam Zero every 3 days. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SPAM | Spam Zero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/spam-sms/id1672762009/reviews)** | [3.1 (18 ratings)](https://appshunter.io/ios/app/spam-zero-spam-call-blocker/id6737818516/reviews) |
| Number of ratings | 5 | **18** |
| Positive reviews | **50.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 12 MB | 12 MB |
| Requires iOS | **16.0** | 17.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ali Salem](https://appshunter.io/developer/1299887500) | [Kavun, LLC](https://appshunter.io/developer/1503851293) |

## What reviewers say

### SPAM

[App page](https://appshunter.io/ios/app/spam-sms/id1672762009)

This app helps you filter out unwanted messages by blocking specific keywords or phone numbers. It works by acting as an extension to your device's messaging settings, allowing you to customize your spam filtering.

**Highlights:** Block unknown SMS by keyword, Block specific phone numbers, Unlimited block list, Supports multiple languages, Works with unknown senders only

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 SPAM free?

SPAM 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, SPAM or Spam Zero?

SPAM is rated higher. SPAM averages 4.4 out of 5 from 5 ratings, while Spam Zero averages 3.1 from 18 ratings.

### Do SPAM or Spam Zero have ads?

Neither SPAM nor Spam Zero shows ads.

### Which is updated more often, SPAM or Spam Zero?

SPAM ships an update every 4 months, and Spam Zero every 3 days. Most recently, SPAM was updated on October 30, 2026 and Spam Zero on October 27, 2026.

---

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