# IR vs BulletCalc3

The clearest difference is price: IR at Free against BulletCalc3's $0.99. IR also leads on iOS requirement (11 vs 15.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

IR is free to download; BulletCalc3 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

IR ships an update every 3 months, BulletCalc3 every 2 months. The most recent releases landed on July 5, 2026 and August 1, 2026 respectively.

## The numbers

| Metric | IR | BulletCalc3 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/bulletcalc3/id1660120327/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | — | Paid |
| Size | 73 MB | 6 MB |
| Requires iOS | **11** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [zhejiang dali technology co.,ltd](https://appshunter.io/developer/329436737) | [Jack McCormack](https://appshunter.io/developer/1658121467) |

## What reviewers say

### IR

[App page](https://appshunter.io/ios/app/ir-tracker-v/id1599850915)

**Features:** macOS Compatibility

**In-app purchases:** none


### BulletCalc3

[App page](https://appshunter.io/ios/app/bulletcalc3/id1660120327)

Calculate ballistic trajectories for firearms with detailed charts and data. Offers metric and imperial units, automatic calculation of bullet drop, energy, and velocity at various ranges. Includes features for adjusting gun sight zero and measuring slant angles.

**Highlights:** Metric/Imperial unit support, Dynamic ballistic charts, Automatic FPS/Energy/Drop calculation, Gun sight zero adjustment, Slant angle measurement, Web search for bullet specs, Export distance data

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

**In-app purchases:** none


## Frequently asked questions

### Is IR free?

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

### Is BulletCalc3 free?

BulletCalc3 costs $0.99, with no in-app purchases.

### Do IR or BulletCalc3 have ads?

Neither IR nor BulletCalc3 shows ads.

### Which is updated more often, IR or BulletCalc3?

IR ships an update every 3 months, and BulletCalc3 every 2 months. Most recently, IR was updated on July 5, 2026 and BulletCalc3 on August 1, 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.*