# PocketPsi vs TU Secure

The clearest difference is device support: PocketPsi at 6 against TU Secure's 3. TU Secure's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PocketPsi ships an update every 3 months, TU Secure every 2 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | PocketPsi | TU Secure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (44 ratings)](https://appshunter.io/ios/app/pocketpsi-pocket-guide/id1118579421/reviews)** | — |
| Number of ratings | **44** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 56 MB | 29 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch, Vision Pro** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Moballo, LLC](https://appshunter.io/developer/547759592) | [Tuskegee University](https://appshunter.io/developer/1790508926) |

## What reviewers say

### PocketPsi

[App page](https://appshunter.io/ios/app/pocketpsi-pocket-guide/id1118579421)

This app provides essential membership education resources for Kappa Kappa Psi brothers. It offers access to the official membership guide, sheet music for songs and hymns, and a comprehensive directory of all KKPsi chapters.

**Highlights:** Membership education resources, Official membership guide, Song and hymn sheet music, Full chapter directory, Brotherhood resources

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases:** none


### TU Secure

[App page](https://appshunter.io/ios/app/tu-secure/id6740543605)

**In-app purchases:** none


## Frequently asked questions

### Is PocketPsi free?

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

### Is TU Secure free?

TU Secure is free to download, with no in-app purchases.

### Do PocketPsi or TU Secure have ads?

Neither PocketPsi nor TU Secure shows ads.

### Which is updated more often, PocketPsi or TU Secure?

PocketPsi ships an update every 3 months, and TU Secure every 2 months. Most recently, PocketPsi was updated on November 2, 2026 and TU Secure on October 30, 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.*