# BulletDrop+ vs TrueData

The clearest difference is review sentiment: TrueData at 100% against BulletDrop+'s 51%. TrueData also leads on rating (5.0 vs 3.9) and in-app purchases (none vs 6). BulletDrop+'s advantage is ratings volume (76 vs 11) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. BulletDrop+ sells 6 one-off in-app purchases. TrueData asks for nothing beyond the download.

TrueData holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: BulletDrop+ has 76 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 51% of BulletDrop+'s written reviews are positive against 100% of TrueData's.

BulletDrop+ ships an update every 4 months, TrueData every 4 weeks. The most recent releases landed on July 8, 2026 and August 15, 2026 respectively.

## The numbers

| Metric | BulletDrop+ | TrueData |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (76 ratings)](https://appshunter.io/ios/app/bulletdrop-plus/id477251194/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/truedata/id6755197795/reviews)** |
| Number of ratings | **76** | 11 |
| Positive reviews | 51.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 2 MB | 31 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mark Descalzo](https://appshunter.io/developer/413617628) | [Sierra Bullets LLC](https://appshunter.io/developer/1450057822) |

## What reviewers say

### BulletDrop+

[App page](https://appshunter.io/ios/app/bulletdrop-plus/id477251194)

Calculate bullet trajectory, energy, and drift with precise inputs. Store custom loads, fetch weather data, and choose output units for accurate shooting predictions. Ideal for handloaders and shooters to understand cartridge performance.

**Highlights:** External ballistics calculation, iCloud support for load data, Store commonly used datasets, Selectable drag function, Selectable output units (inches, MOA, mils), Fetch weather conditions

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chocolate Bar | $0.99 | one-time |
| Cup of Coffee | $1.99 | one-time |
| Doughnut | $2.99 | one-time |
| Coffee-themed Beverage | $4.99 | one-time |
| Bag of Coffee | $14.99 | one-time |
| Sack of Coffee | $29.99 | one-time |


### TrueData

[App page](https://appshunter.io/ios/app/truedata/id6755197795)

This app calculates ballistic data for rifles and bullets, factoring in weather and distance. It offers advanced features like muzzle velocity and BC truing, extensive bullet libraries, and customizable rifle and bullet profiles. Exportable trajectory tables and real-time weather integration enhance accuracy for shooters.

**Highlights:** Ballistic calculations, Real-time weather integration, Extensive bullet libraries, Customizable rifle and bullet profiles, Trajectory table generation, Muzzle velocity and BC truing, Spin drift calculation

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

**In-app purchases:** none


## Frequently asked questions

### Is BulletDrop+ free?

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

### Is TrueData free?

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

### Which has better reviews, BulletDrop+ or TrueData?

TrueData is rated higher. BulletDrop+ averages 3.9 out of 5 from 76 ratings, while TrueData averages 5.0 from 11 ratings.

### Do BulletDrop+ or TrueData have ads?

Neither BulletDrop+ nor TrueData shows ads.

### Which is updated more often, BulletDrop+ or TrueData?

BulletDrop+ ships an update every 4 months, and TrueData every 4 weeks. Most recently, BulletDrop+ was updated on July 8, 2026 and TrueData on August 15, 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.*