# IR&D Vampire vs Leupold Control

The clearest difference is rating: IR&D Vampire at 5.0 against Leupold Control's 4.7. IR&D Vampire also leads on iOS requirement (10.0 vs 15.0). Leupold Control's advantage is ratings volume (14 vs 1) and device support. On price, in-app purchases and monetization model there is nothing between them.

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

IR&D Vampire holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Leupold Control has 14 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | IR&D Vampire | Leupold Control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ir-and-d-vampire/id1216220963/reviews)** | [4.7 (14 ratings)](https://appshunter.io/ios/app/leupold-control/id1441467467/reviews) |
| Number of ratings | 1 | **14** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 2 months |
| Monetization | Free | Free |
| Size | 58 MB | 347 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Infrared Research & Development SPRL](https://appshunter.io/developer/1147556036) | [Leupold & Stevens, Inc.](https://appshunter.io/developer/981561433) |

## What reviewers say

### IR&D Vampire

[App page](https://appshunter.io/ios/app/ir-and-d-vampire/id1216220963)

This utility software allows users to control the universal ballistic module Vampire. It provides essential functionality for managing this specific hardware component.

**Highlights:** Control universal ballistic module, Vampire module management, Hardware integration

**In-app purchases:** none


### Leupold Control

[App page](https://appshunter.io/ios/app/leupold-control/id1441467467)

This app serves as a digital command center for select Leupold optics, offering customizable tools and advanced ballistic calculations. It adapts to your shooting and hunting needs, providing real-time data for confident decision-making in the field.

**Highlights:** Customizable home screen, Advanced ballistic calculations, Live wind-aware shooting data, Backcountry navigation, Waypoint pinning, Device data syncing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IR&D Vampire free?

IR&D Vampire is free to download, with no in-app purchases.

### Is Leupold Control free?

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

### Which has better reviews, IR&D Vampire or Leupold Control?

IR&D Vampire is rated higher. IR&D Vampire averages 5.0 out of 5 from 1 ratings, while Leupold Control averages 4.7 from 14 ratings.

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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.*