# Call Blocker vs OpenSpam

The clearest difference is price: Call Blocker at Free against OpenSpam's $0.99. Call Blocker also leads on rating (4.5 vs 3.7) and review sentiment (78% vs 50%). OpenSpam's advantage is in-app purchases (none vs 10) and ads (none vs shown). On update cadence and device support there is nothing between them.

Call Blocker is free to download; OpenSpam costs $0.99 up front. Call Blocker sells 10 in-app purchases, starting at $4.99 per month. OpenSpam asks for nothing beyond the download.

Call Blocker holds the better App Store score, 4.5 against 3.7. That said, the two scores are not equally well evidenced: Call Blocker has 1.2K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 78% of Call Blocker's written reviews are positive against 50% of OpenSpam's.

Call Blocker ships an update monthly, OpenSpam every 3 weeks. The most recent releases landed on September 28, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Call Blocker | OpenSpam |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.5 (1.2K ratings)](https://appshunter.io/ios/app/call-blocker/id1180310843/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/openspam/id6755652998/reviews) |
| Number of ratings | **1.2K** | 3 |
| Positive reviews | **78.2% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 57 MB | 19 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [UnknownPhone.com](https://appshunter.io/developer/1180310842) | [Joaquin Garcia](https://appshunter.io/developer/657238286) |

## What reviewers say

### Call Blocker

[App page](https://appshunter.io/ios/app/call-blocker/id1180310843)

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.

**Highlights:** Block any phone number, Identify commercial calls, Report suspicious numbers, Avoid common scams, Access community database, Automatic dangerous number blocking

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Call Blocker 1-Month Shield | $4.99 | per month |
| One month subscription | $6.99 | per month |
| Call Blocker: 3M Shield | $9.99 | per 3 months |
| Free 1 week trial + 3 months | $9.99 | per 3 months |
| 50% Discount - Three months | $9.99 | per 3 months |
| Three months subscription | $14.99 | per 3 months |
| Free 1 week trial + 3 months | $14.99 | per 3 months |
| Call Blocker: 1 Year | $22.99 | per year |
| Call Blocker: 1 Year - 1 Free Week | $22.99 | per year |
| Call Blocker: 1 Year (50% Discount) | $22.99 | per year |

**What reviewers like**

- 🚀 Effective call blocker
- 👍 Easy to use
- 🔒 Blocks spam and scam calls
- 💡 Useful caller ID and lookup features

**What reviewers complain about**

- 🐛 Inconsistent performance, some calls still get through
- 🔍 Incomplete database of known scammers
- 💰 Paid version required for full functionality
- 📱 Doesn't integrate well with phone's built-in blocking

**Reported bugs**

- Database update errors
- Inability to block certain numbers

**Requested features**

- Automatic database updates
- Block calls from unknown/private numbers
- Integration with phone's native call blocking


### 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


## Frequently asked questions

### Is Call Blocker free?

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

### Is OpenSpam free?

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

### Which has better reviews, Call Blocker or OpenSpam?

Call Blocker is rated higher. Call Blocker averages 4.5 out of 5 from 1.2K ratings, while OpenSpam averages 3.7 from 3 ratings.

### Do Call Blocker or OpenSpam have ads?

Call Blocker shows ads; OpenSpam does not.

### Which is updated more often, Call Blocker or OpenSpam?

Call Blocker ships an update monthly, and OpenSpam every 3 weeks. Most recently, Call Blocker was updated on September 28, 2026 and OpenSpam on September 24, 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.*