# Call Blocker vs GPS Master Pro

The clearest difference is in-app purchases: GPS Master Pro at none against Call Blocker's 10. GPS Master Pro also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Call Blocker sells 10 in-app purchases, starting at $4.99 per month. GPS Master Pro asks for nothing beyond the download.

Call Blocker ships an update monthly, GPS Master Pro every 3 weeks. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Call Blocker | GPS Master Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (1.2K ratings)](https://appshunter.io/ios/app/call-blocker/id1180310843/reviews)** | — |
| Number of ratings | **1.2K** | — |
| Positive reviews | 78.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 57 MB | 68 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [UnknownPhone.com](https://appshunter.io/developer/1180310842) | [Josue Moreno](https://appshunter.io/developer/1615979486) |

## 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


### GPS Master Pro

[App page](https://appshunter.io/ios/app/gps-master-pro/id1615979484)

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

**In-app purchases:** none


## Frequently asked questions

### Is Call Blocker free?

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

### Is GPS Master Pro free?

GPS Master Pro is free to download, with no in-app purchases.

### Do Call Blocker or GPS Master Pro have ads?

Call Blocker shows ads; GPS Master Pro does not.

### Which is updated more often, Call Blocker or GPS Master Pro?

Call Blocker ships an update monthly, and GPS Master Pro every 3 weeks. Most recently, Call Blocker was updated on October 16, 2026 and GPS Master Pro on October 5, 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.*