# Article Zero vs Trail Companion

The clearest difference is in-app purchases: Article Zero at none against Trail Companion's 1. Article Zero also leads on update cadence (daily vs every 9 days) and iOS requirement (15.1 vs 17.0). Trail Companion's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Trail Companion sells 1 one-off in-app purchase. Article Zero asks for nothing beyond the download.

Article Zero ships an update daily, Trail Companion every 9 days. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Article Zero | Trail Companion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/article-zero/id6749597284/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 9 days |
| Monetization | Ad-supported | — |
| Size | 100 MB | 139 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Lucas Simmons](https://appshunter.io/developer/1831357557) | [SEDX LLC](https://appshunter.io/developer/6776048808) |

## What reviewers say

### Article Zero

[App page](https://appshunter.io/ios/app/article-zero/id6749597284)

This app provides service members and their families with essential information on military rights, processes, and support. It covers victim, witness, and supervisor roles, UCMJ articles, jurisdictional breakdowns, and counterintelligence awareness. Includes verified base contacts and case studies for practical understanding.

**Highlights:** Victim, Witness, Subject Rights, Supervisor Obligations, UCMJ Articles & Summaries, Jurisdictional Breakdown, Counterintelligence Awareness, Verified Base Contacts Directory, Case Studies & Knowledge Points

**Features:** macOS Compatibility

**In-app purchases:** none


### Trail Companion

[App page](https://appshunter.io/ios/app/trail-companion-field-guide/id6786311684)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Study Tools | $0.99 | one-time |


## Frequently asked questions

### Is Article Zero free?

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

### Is Trail Companion free?

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

### Do Article Zero or Trail Companion have ads?

Article Zero shows ads; Trail Companion does not.

### Which is updated more often, Article Zero or Trail Companion?

Article Zero ships an update daily, and Trail Companion every 9 days. Most recently, Article Zero was updated on October 24, 2026 and Trail Companion on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*