# The Investigative Project on Terrorism vs U.S. Constitution Reader

The clearest difference is price: The Investigative Project on Terrorism at Free against U.S. Constitution Reader's $0.99. The Investigative Project on Terrorism also leads on ratings volume (5 vs 1) and iOS requirement (8.0 vs 16.6). U.S. Constitution Reader's advantage is rating (5.0 vs 4.2) and update cadence (fortnightly vs every 36 months). On ads, in-app purchases and device support there is nothing between them.

The Investigative Project on Terrorism is free to download; U.S. Constitution Reader costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

U.S. Constitution Reader holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: The Investigative Project on Terrorism has 5 ratings behind it against 1, so its average is the more settled of the two.

The Investigative Project on Terrorism ships an update every 36 months, U.S. Constitution Reader fortnightly. The most recent releases landed on October 14, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | The Investigative Project on Terrorism | U.S. Constitution Reader |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/the-investigative-project-on-terrorism/id836866969/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/us-constitution-reader/id6746772004/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Fortnightly** |
| Monetization | **Free** | Paid |
| Size | 20 MB | 4 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [EPage, Inc.](https://appshunter.io/developer/298850390) | [Craig Miller](https://appshunter.io/developer/1818444319) |

## What reviewers say

### The Investigative Project on Terrorism

[App page](https://appshunter.io/ios/app/the-investigative-project-on-terrorism/id836866969)

This app provides extensive research and data on radical Islamic terrorist groups worldwide. It serves as a critical resource for government agencies, law enforcement, and policymakers, offering insights into the operations and funding of extremist organizations.

**Highlights:** Comprehensive data on terrorist groups, Investigates operations and funding, Source for government agencies, Basis for articles and TV specials, Supports government action against terrorists

**Features:** macOS Compatibility

**In-app purchases:** none


### U.S. Constitution Reader

[App page](https://appshunter.io/ios/app/us-constitution-reader/id6746772004)

Access the U.S. Constitution, Federalist Papers, and other foundational civic texts. This educational app offers a searchable, offline interface for students, educators, and the public, providing historical context without distractions or data collection.

**Highlights:** Full U.S. Constitution access, Includes Federalist Papers, Searchable interface, Offline functionality, Bookmark important sections, Historical context exploration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is The Investigative Project on Terrorism free?

The Investigative Project on Terrorism is free to download, with no in-app purchases.

### Is U.S. Constitution Reader free?

U.S. Constitution Reader costs $0.99, with no in-app purchases.

### Which has better reviews, The Investigative Project on Terrorism or U.S. Constitution Reader?

U.S. Constitution Reader is rated higher. The Investigative Project on Terrorism averages 4.2 out of 5 from 5 ratings, while U.S. Constitution Reader averages 5.0 from 1 ratings.

### Do The Investigative Project on Terrorism or U.S. Constitution Reader have ads?

Neither The Investigative Project on Terrorism nor U.S. Constitution Reader shows ads.

### Which is updated more often, The Investigative Project on Terrorism or U.S. Constitution Reader?

The Investigative Project on Terrorism ships an update every 36 months, and U.S. Constitution Reader fortnightly. Most recently, The Investigative Project on Terrorism was updated on October 14, 2026 and U.S. Constitution Reader on October 28, 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.*