DAIG Bookshelf vs CREF9
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DAIG Bookshelf
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.
- Local copy of publications
- Publicly available IG documents
- Time-saving access
- Disconnected use
- Reference material
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The DAIG (Department of the ARMY Inspector General) bookshelf is a time-saving application that provides a local copy of commonly used publicly available IG publications. These are intended for disconnected use.
CREF9
This app provides news from the council and allows users to consult and update their registration data. It also facilitates the payment of council annuities.
- Council news updates
- Consult registration data
- Update registration data
- Pay council annuities
- Manage personal information
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Aplicativo do CREF9/PR contendo notícias do conselho, a possibilidade de consultar e alterar dados cadastrais e realizar pagamento das anuidades do conselho.
Screenshots
Verdict
The clearest difference is review sentiment: DAIG Bookshelf at 25% against CREF9's 0%. DAIG Bookshelf also leads on update cadence (every 5 weeks vs every 6 months) and iOS requirement (8.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
DAIG Bookshelf ships an update every 5 weeks, CREF9 every 6 months. The most recent releases landed on June 1, 2026 and September 7, 2026 respectively.
| Parameter | DAIG Bookshelf | CREF9 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (7 ratings) — better | — |
| Positive reviews | 25.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 7 — better | — |
| Update frequency | Every 5 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 402 MB | 18 MB |
| Age rating | 4+ | +17 |
| Developer | TRADOC Mobile | SPIDERWARE CONSULTORIA EM INFORMATICA LTDA |
Customer experience
DAIG Bookshelf
CREF9
In-app purchases
DAIG Bookshelf
No in-app purchases
CREF9
No in-app purchases




