# OpenSpam vs ScamZero

The clearest difference is price: ScamZero at Free against OpenSpam's $0.99. ScamZero also leads on update cadence (every 5 days vs every 3 weeks) and iOS requirement (15.1 vs 17.6). OpenSpam's advantage is in-app purchases (none vs 4) and ads (none vs shown). On device support there is nothing between them.

ScamZero is free to download; OpenSpam costs $0.99 up front. ScamZero sells 4 in-app purchases, starting at $1.99 per month. OpenSpam asks for nothing beyond the download.

OpenSpam ships an update every 3 weeks, ScamZero every 5 days. The most recent releases landed on September 24, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | OpenSpam | ScamZero |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/openspam/id6755652998/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Paid | — |
| Size | 19 MB | 48 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Joaquin Garcia](https://appshunter.io/developer/657238286) | [Miguel Palma](https://appshunter.io/developer/1896572135) |

## What reviewers say

### OpenSpam

[App page](https://appshunter.io/ios/app/openspam/id6755652998)

This app identifies and blocks unwanted calls using a community-powered database and a risk score algorithm. It offers customizable blocking levels and ensures user privacy by not collecting personal data or accessing contacts for commercial purposes.

**Highlights:** Instant call identification, Customizable blocking levels, Community reporting, Built-in search for suspicious numbers, Allowlist for trusted numbers, Ad-free experience

**In-app purchases:** none


### ScamZero

[App page](https://appshunter.io/ios/app/scamzero-ai-scam-check/id6768433709)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScamZero Pro Monthly | $1.99 | per month |
| ScamZero Family Monthly | $3.49 | per month |
| ScamZero Pro Yearly | $12.99 | per year |
| ScamZero Family Yearly | $22.99 | per year |


## Frequently asked questions

### Is OpenSpam free?

OpenSpam costs $0.99, with no in-app purchases.

### Is ScamZero free?

ScamZero is free to download, with in-app purchases available.

### Do OpenSpam or ScamZero have ads?

ScamZero shows ads; OpenSpam does not.

### Which is updated more often, OpenSpam or ScamZero?

OpenSpam ships an update every 3 weeks, and ScamZero every 5 days. Most recently, OpenSpam was updated on September 24, 2026 and ScamZero on September 26, 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.*