# Eagle Ballistics vs Calypso Ballistics

The clearest difference is in-app purchases: Calypso Ballistics at none against Eagle Ballistics's 10. Calypso Ballistics also leads on update cadence (every 5 days vs monthly) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Eagle Ballistics sells 10 in-app purchases, starting at $2.99 per month. Calypso Ballistics asks for nothing beyond the download.

Eagle Ballistics ships an update monthly, Calypso Ballistics every 5 days. The most recent releases landed on November 8, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Eagle Ballistics | Calypso Ballistics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (30 ratings)](https://appshunter.io/ios/app/eagle-ballistics/id6478360431/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 20 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Eagle Ballistics LLC](https://appshunter.io/developer/1732612975) | [Calypso Instruments](https://appshunter.io/developer/928168289) |

## What reviewers say

### Eagle Ballistics

[App page](https://appshunter.io/ios/app/eagle-ballistics/id6478360431)

This app provides advanced ballistics calculations for long-range shooting and competitive marksmen. It offers a fast and accurate engine with extensive calibration tools and built-in documentation. A free version is available with a range limitation, with subscription options for expanded features.

**Highlights:** Fast and accurate ballistic engine, Calibration and setup tools, Built-in detailed documentation, Support for wind meters and range finders, PRS mode for multi-target and moving targets, Rifle and bullet databases

**Features:** Apple Watch app

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lite | $2.99 | per month |
| Long Range Monthly | $4.99 | per month |
| PRS | $9.99 | per month |
| Long Range + Advanced Wind Monthly | $14.99 | per month |
| Lite | $14.99 | per year |
| PRS + Wind | $19.99 | per month |
| Long Range | $24.99 | per year |
| PRS | $74.99 | per year |
| Long Range + Wind Yearly | $124.99 | per year |
| PRS + Wind | $174.99 | per year |


### Calypso Ballistics

[App page](https://appshunter.io/ios/app/calypso-ballistics/id6815266601)

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

**In-app purchases:** none


## Frequently asked questions

### Is Eagle Ballistics free?

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

### Is Calypso Ballistics free?

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

### Do Eagle Ballistics or Calypso Ballistics have ads?

Neither Eagle Ballistics nor Calypso Ballistics shows ads.

### Which is updated more often, Eagle Ballistics or Calypso Ballistics?

Eagle Ballistics ships an update monthly, and Calypso Ballistics every 5 days. Most recently, Eagle Ballistics was updated on November 8, 2026 and Calypso Ballistics on November 6, 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.*