# Ballistic vs Flag Protocol

The clearest difference is review sentiment: Ballistic at 57% against Flag Protocol's 0%. Ballistic also leads on rating (3.7 vs 2.6) and ratings volume (513 vs 5). Flag Protocol's advantage is in-app purchases (none vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Ballistic sells 1 one-off in-app purchase. Flag Protocol asks for nothing beyond the download.

Ballistic holds the better App Store score, 3.7 against 2.6. That said, the two scores are not equally well evidenced: Ballistic has 513 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 57% of Ballistic's written reviews are positive against 0% of Flag Protocol's.

Ballistic ships an update every 3 months, Flag Protocol every 2 months. The most recent releases landed on October 2, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Ballistic | Flag Protocol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (513 ratings)](https://appshunter.io/ios/app/ballistic-advanced-edition/id303254296/reviews)** | [2.6 (5 ratings)](https://appshunter.io/ios/app/flag-protocol/id6752128454/reviews) |
| Number of ratings | **513** | 5 |
| Positive reviews | **56.9% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 24 MB | 14 MB |
| Requires iOS | **9.0** | 18.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Federal Premium Ammunition](https://appshunter.io/developer/980894735) | [Curayt, LLC](https://appshunter.io/developer/1012363586) |

## What reviewers say

### Ballistic

[App page](https://appshunter.io/ios/app/ballistic-advanced-edition/id303254296)

This advanced ballistics calculator provides precise trajectory calculations for serious shooters. It accounts for atmospheric conditions, Coriolis effect, and gyroscopic spin, offering a comprehensive tool for hunting and range practice with extensive projectile data and a rangefinder.

**Highlights:** Advanced ballistics calculations, Atmospheric condition adjustments, Coriolis effect and gyroscopic spin, Extensive projectile and load library, Rangefinder and range log, Heads-up display, 3D trajectory imaging

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kestrel LiNK | $9.99 | one-time |

**What reviewers like**

- 🚀 Accurate ballistics calculations
- 👍 Comprehensive features
- 💡 Customizable settings
- 🔒 Secure data storage
- 🎯 Helpful for long-range shooting

**What reviewers complain about**

- 🐛 Crashes when adding targets
- 🔍 Outdated bullet/load data
- 🤔 Confusing wind input configuration
- 🤯 Restricted to G1 drag model only
- 🤫 Data mining concerns

**Reported bugs**

- Windage values change unexpectedly when adjusting max range
- Favorites and target data being lost or inaccessible
- App crashing when trying to use certain features

**Requested features**

- Add support for newer calibers and loads
- Improve user interface and navigation
- Implement better data syncing and backup options
- Provide more detailed instructions and tutorials
- Add support for metric units


### Flag Protocol

[App page](https://appshunter.io/ios/app/flag-protocol/id6752128454)

This app provides up-to-date information on when to fly the US flag at full staff versus half staff. It's designed to be free and easy to use, ensuring you always display your flag correctly.

**Highlights:** Full staff vs. half staff guidance, Up-to-date flag display information, Easy setup, Free to use

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

**In-app purchases:** none


## Frequently asked questions

### Is Ballistic free?

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

### Is Flag Protocol free?

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

### Which has better reviews, Ballistic or Flag Protocol?

Ballistic is rated higher. Ballistic averages 3.7 out of 5 from 513 ratings, while Flag Protocol averages 2.6 from 5 ratings.

### Do Ballistic or Flag Protocol have ads?

Neither Ballistic nor Flag Protocol shows ads.

### Which is updated more often, Ballistic or Flag Protocol?

Ballistic ships an update every 3 months, and Flag Protocol every 2 months. Most recently, Ballistic was updated on October 2, 2026 and Flag Protocol on September 25, 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.*