# Microballistics vs Trainer Amigo

The clearest difference is in-app purchases: Microballistics at none against Trainer Amigo's 1. Microballistics also leads on iOS requirement (13.0 vs 15.1). Trainer Amigo's advantage is update cadence (every 5 months vs every 24 months). On price, ads and device support there is nothing between them.

Both are free to download. Trainer Amigo sells 1 one-off in-app purchase. Microballistics asks for nothing beyond the download.

Microballistics ships an update every 24 months, Trainer Amigo every 5 months. The most recent releases landed on June 1, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Microballistics | Trainer Amigo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/microballistics/id1467067380/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 5 months** |
| Monetization | Free | — |
| Size | 4 MB | 45 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Microballistics Ltd](https://appshunter.io/developer/1467067379) | [Coach Amigo B.V.](https://appshunter.io/developer/1541871928) |

## What reviewers say

### Microballistics

[App page](https://appshunter.io/ios/app/microballistics/id1467067380)

A highly accurate ballistic calculator for firearms and air rifles. It predicts wind deflection with steep shooting angles and offers features like projectile comparison and reticle reference printing. Includes a large database of ammunition types.

**Highlights:** Precise ballistic calculations, Wind deflection prediction for steep angles, Ballistic comparison of different projectiles, Printable reticle references and tables, Large database of projectiles, Bluetooth laser rangefinder integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Trainer Amigo

[App page](https://appshunter.io/ios/app/trainer-amigo/id1578445214)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Year Full Access | $8.99 | one-time |


## Frequently asked questions

### Is Microballistics free?

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

### Is Trainer Amigo free?

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

### Do Microballistics or Trainer Amigo have ads?

Neither Microballistics nor Trainer Amigo shows ads.

### Which is updated more often, Microballistics or Trainer Amigo?

Microballistics ships an update every 24 months, and Trainer Amigo every 5 months. Most recently, Microballistics was updated on June 1, 2026 and Trainer Amigo on September 20, 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.*