# GeoBallistics vs Standard Deviation

The clearest difference is in-app purchases: Standard Deviation at none against GeoBallistics's 2. Standard Deviation also leads on device support (4 vs 2) and iOS requirement (13.0 vs 16.0). GeoBallistics's advantage is update cadence (weekly vs every 2 months). On price and ads there is nothing between them.

Both are free to download. GeoBallistics sells 2 one-off in-app purchases. Standard Deviation asks for nothing beyond the download.

GeoBallistics ships an update weekly, Standard Deviation every 2 months. The most recent releases landed on October 18, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | GeoBallistics | Standard Deviation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (247 ratings)](https://appshunter.io/ios/app/geoballistics/id972536756/reviews)** | — |
| Number of ratings | **247** | — |
| Positive reviews | 65.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 148 MB | 21 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Vortex Optics](https://appshunter.io/developer/1324210280) | [Ahmad Sattar](https://appshunter.io/developer/1458483953) |

## What reviewers say

### GeoBallistics

[App page](https://appshunter.io/ios/app/geoballistics/id972536756)

This app provides advanced ballistics calculations for rifle shooting. It allows users to create unlimited rifle profiles, connect with weather hardware for atmospheric data, and build/save satellite imagery range cards. Features include a movers calculator, holdover calculator, and Coriolis effect auto-calculation.

**Highlights:** Unlimited Rifle Profiles, Atmospheric Data Integration, Satellite Imagery Range Cards, Movers Calculator, Holdover Calculator, Advanced Ballistics Solver, Coriolis Effect Auto-Calculation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WINDmeter Compatibility | Free | one-time |
| BallisticARC PRO | $14.99 | one-time |

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Accurate ballistic solutions
- 💡 Seamless integration with Vortex hardware
- 👍 Helpful customer support

**What reviewers complain about**

- 🐛 Clunky navigation and UI
- 🐛 Inaccurate windage and elevation solutions
- 🐛 Compatibility issues with dark mode
- 🐛 Crashes and bugs

**Reported bugs**

- Unable to edit rifle profiles
- Inability to connect with Vortex rangefinder
- Crashes on launch for some users

**Requested features**

- Option to display ballistic charts in inches
- Support for reticles from other manufacturers
- Downloadable offline map data
- Apple Watch companion app


### Standard Deviation

[App page](https://appshunter.io/ios/app/standard-deviation-calculator/id6444146244)

**In-app purchases:** none


## Frequently asked questions

### Is GeoBallistics free?

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

### Is Standard Deviation free?

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

### Do GeoBallistics or Standard Deviation have ads?

Neither GeoBallistics nor Standard Deviation shows ads.

### Which is updated more often, GeoBallistics or Standard Deviation?

GeoBallistics ships an update weekly, and Standard Deviation every 2 months. Most recently, GeoBallistics was updated on October 18, 2026 and Standard Deviation on September 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*