# Lapua Ballistics vs PRS Shot Timer

The clearest difference is update cadence: PRS Shot Timer at every 3 days against Lapua Ballistics's every 6 months. 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.

Lapua Ballistics ships an update every 6 months, PRS Shot Timer every 3 days. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Lapua Ballistics | PRS Shot Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/lapua-ballistics/id1162688042/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 115 MB | 26 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 12+ | 17+ |
| Developer | [RightSpot Ltd](https://appshunter.io/developer/860491543) | [EX Corporation Oy](https://appshunter.io/developer/1391053704) |

## What reviewers say

### Lapua Ballistics

[App page](https://appshunter.io/ios/app/lapua-ballistics/id1162688042)

This app provides precise long-range shooting calculations using a 6DOF model. It offers up-to-date ballistics data for various cartridges and allows users to input custom firearm and environmental details for accurate trajectory predictions.

**Highlights:** 6DOF calculation model, Latest Lapua cartridge/bullet data, Custom bullet definition, Metric and imperial values, Numerical, reticle, table, and graph views, Share calculation results

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

**In-app purchases:** none


### PRS Shot Timer

[App page](https://appshunter.io/ios/app/prs-shot-timer-par-timer/id6796382650)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Lapua Ballistics free?

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

### Is PRS Shot Timer free?

PRS Shot Timer is free to download, with no in-app purchases.

### Do Lapua Ballistics or PRS Shot Timer have ads?

Neither Lapua Ballistics nor PRS Shot Timer shows ads.

### Which is updated more often, Lapua Ballistics or PRS Shot Timer?

Lapua Ballistics ships an update every 6 months, and PRS Shot Timer every 3 days. Most recently, Lapua Ballistics was updated on October 7, 2026 and PRS Shot Timer on October 10, 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.*