# Private Kit vs System Edge

The clearest difference is in-app purchases: Private Kit at none against System Edge's 1. Private Kit also leads on iOS requirement (9.0 vs 12.0). On price, ads and device support there is nothing between them.

Both are free to download. System Edge sells 1 one-off in-app purchase. Private Kit asks for nothing beyond the download.

## The numbers

| Metric | Private Kit | System Edge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (121 ratings)](https://appshunter.io/ios/app/private-kit/id1501903733/reviews)** | — |
| Number of ratings | **121** | — |
| Positive reviews | 32.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Free | — |
| Size | 32 MB | 41 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Massachusetts Institute of Technology](https://appshunter.io/developer/353590322) | [F-MONEY LLC](https://appshunter.io/developer/1774685879) |

## What reviewers say

### Private Kit

[App page](https://appshunter.io/ios/app/private-kit/id1501903733)

This app allows you to log your GPS trails directly on your phone. All data is stored locally and remains private until you choose to export it. It efficiently stores location history with minimal space usage.

**Highlights:** Privacy-first location logging, Local data storage, Manual data export, Efficient data storage, Location import/export

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

**In-app purchases:** none

**What reviewers like**

- 💡 Great idea for contact tracing
- 🔒 Private data logging
- 👍 Appreciated effort by MIT
- 🚀 Potential to slow virus spread
- 👍 Can log location without app open

**What reviewers complain about**

- ❓ Confusing and unclear UI/UX
- 🐛 Frequent app crashes
- 🤷 No idea how to use it
- 📉 Poor execution and polish
- 🚫 No support or response

**Reported bugs**

- App crashes when trying to view movements on map
- Map crashes/closes app before loading
- App crashes when trying to open map
- App crashes when trying to view overlaps
- Map shows zoomed out view and crashes

**Requested features**

- Better howto and help information
- More rigorous and robust app development
- Simple notebook feature for user contacts
- Clearer explanation of map features (green targets, red pins)
- Option to add locations when without phone


### System Edge

[App page](https://appshunter.io/ios/app/system-edge/id6737292079)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No More Ads | $3.00 | one-time |


## Frequently asked questions

### Is Private Kit free?

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

### Is System Edge free?

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

### Do Private Kit or System Edge have ads?

Neither Private Kit nor System Edge shows ads.

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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.*