# Call Shield vs Geometer Map

The clearest difference is price: Geometer Map at Free against Call Shield's $1.99. Call Shield's advantage is update cadence (fortnightly vs every 5 months) and iOS requirement (17.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Geometer Map is free to download; Call Shield costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Call Shield ships an update fortnightly, Geometer Map every 5 months. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Call Shield | Geometer Map |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/call-shield-spam-call-blocker/id6744029271/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Paid | — |
| Size | 35 MB | 1 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [磊 汪](https://appshunter.io/developer/1063627762) | [Echo Labs AG](https://appshunter.io/developer/1477626709) |

## What reviewers say

### Call Shield

[App page](https://appshunter.io/ios/app/call-shield-spam-call-blocker/id6744029271)

Take control of your incoming calls with this app. It blocks unwanted callers, including robocallers and telemarketers, using a secure, local blocklist that operates entirely on your device. Enjoy privacy protection with offline functionality and no required login.

**Highlights:** Block unwanted calls, Block number ranges (prefixes), Offline functionality, No login required, Local device blocklist, Supports millions of blocked numbers

**In-app purchases:** none


### Geometer Map

[App page](https://appshunter.io/ios/app/geometer-map/id6748311921)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Call Shield free?

Call Shield costs $1.99, with no in-app purchases.

### Is Geometer Map free?

Geometer Map is free to download, with no in-app purchases.

### Do Call Shield or Geometer Map have ads?

Neither Call Shield nor Geometer Map shows ads.

### Which is updated more often, Call Shield or Geometer Map?

Call Shield ships an update fortnightly, and Geometer Map every 5 months. Most recently, Call Shield was updated on September 20, 2026 and Geometer Map on September 18, 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.*