# ROTC Reference vs DAIG Bookshelf

The clearest difference is review sentiment: ROTC Reference at 75% against DAIG Bookshelf's 25%. DAIG Bookshelf's advantage is price (Free vs $0.99) and update cadence (every 5 weeks vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

DAIG Bookshelf is free to download; ROTC Reference costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ROTC Reference ships an update every 2 months, DAIG Bookshelf every 5 weeks. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ROTC Reference | DAIG Bookshelf |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[3.3 (7 ratings)](https://appshunter.io/ios/app/daig-bookshelf/id1147298600/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | **75.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Paid | **Free** |
| Size | 46 MB | 402 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Polemics Applications LLC](https://appshunter.io/developer/482504032) | [TRADOC Mobile](https://appshunter.io/developer/960437358) |

## What reviewers say

### ROTC Reference

[App page](https://appshunter.io/ios/app/rotc-reference/id482628969)

This app provides essential tools and comprehensive training resources for ROTC cadets. It includes features for drafting operation orders, planning troop leading procedures, creating safety briefs, and managing packing lists. Designed for offline use, it offers a clean interface and regular updates based on current military doctrine.

**Highlights:** Operation Order (OPORD) drafting, Troop Leading Procedures (TLPs), Safety Brief creation, Packing list management, Land Navigation guides, Tactics and Battle Drills, Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### DAIG Bookshelf

[App page](https://appshunter.io/ios/app/daig-bookshelf/id1147298600)

Access a local library of commonly used, publicly available Army Inspector General publications. This app is designed for offline use, saving you time and providing essential documents when disconnected.

**Highlights:** Local copy of publications, Publicly available IG documents, Time-saving access, Disconnected use, Reference material

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ROTC Reference free?

ROTC Reference costs $0.99, with no in-app purchases.

### Is DAIG Bookshelf free?

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

### Do ROTC Reference or DAIG Bookshelf have ads?

Neither ROTC Reference nor DAIG Bookshelf shows ads.

### Which is updated more often, ROTC Reference or DAIG Bookshelf?

ROTC Reference ships an update every 2 months, and DAIG Bookshelf every 5 weeks. Most recently, ROTC Reference was updated on October 6, 2026 and DAIG Bookshelf on October 4, 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.*