# pkcall vs SpaceFlex Guard

The clearest difference is update cadence: SpaceFlex Guard at every 2 weeks against pkcall's every 10 months. pkcall's advantage is iOS requirement (8 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

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

pkcall ships an update every 10 months, SpaceFlex Guard every 2 weeks. Both last shipped on October 1, 2026.

## The numbers

| Metric | pkcall | SpaceFlex Guard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Size | 15 MB | 50 MB |
| Requires iOS | **8** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Voizarabia arabia](https://appshunter.io/developer/878077962) | [NAYLAM SOLUTIONS PRIVATE LIMITED](https://appshunter.io/developer/1833478186) |

## What reviewers say

### pkcall

[App page](https://appshunter.io/ios/app/pkcall/id990583784)

**Features:** macOS Compatibility

**In-app purchases:** none


### SpaceFlex Guard

[App page](https://appshunter.io/ios/app/spaceflex-guard/id6756941389)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is pkcall free?

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

### Is SpaceFlex Guard free?

SpaceFlex Guard is free to download, with no in-app purchases.

### Do pkcall or SpaceFlex Guard have ads?

Neither pkcall nor SpaceFlex Guard shows ads.

### Which is updated more often, pkcall or SpaceFlex Guard?

pkcall ships an update every 10 months, and SpaceFlex Guard every 2 weeks. Most recently, pkcall was updated on October 1, 2026 and SpaceFlex Guard on October 1, 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.*