# Rail Scan vs Bolt Hunter

Rail Scan and Bolt Hunter are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Rail Scan | Bolt Hunter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 29 MB | 116 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZEDAS GmbH](https://appshunter.io/developer/1453541981) | [Motion Horizons LLC](https://appshunter.io/developer/1885738457) |

## What reviewers say

### Rail Scan

[App page](https://appshunter.io/ios/app/rail-scan/id6469784707)

**In-app purchases:** none


### Bolt Hunter

[App page](https://appshunter.io/ios/app/bolt-hunter/id6760687060)

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

**In-app purchases:** none


## Frequently asked questions

### Is Rail Scan free?

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

### Is Bolt Hunter free?

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

### Do Rail Scan or Bolt Hunter have ads?

Neither Rail Scan nor Bolt Hunter 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.*