# TX eFOG

> Electronic reference for Texas Statewide Interoperability Channel Plan. (iPhone/iPad app by ICTAP.)

- Source: https://appshunter.io/ios/app/tx-efog/id1481609747 (this page in markdown: same URL + `.md`)
- Developer: [ICTAP](https://appshunter.io/developer/975922848)
- Category: Reference, Books
- Price: Free
- Rating: 4.00/5 from 2 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 10.0 · 15 MB
- Languages: English
- Released: 2020-01-22
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/tx-efog/id1481609747/reviews.md

## What is TX eFOG?

The TX eFOG mobile app is an electronic reference of the Texas Statewide Interoperability Channel Plan. The TX eFOG is a technical reference for emergency communications planning and for radio technicians responsible for radios that will be used in disaster response. It includes rules and regulations for use by the State of Texas and other interoperability channels, tables of frequencies and standard channel names, and other reference material.


The TX eFOG mobile app gives users easy access to public safety communications information, offering a content index with links for quick jumps to reference sections, tables, figures, or images. The ability to save Favorites and create in-line notes enables personalized access to critical information.  TX eFOG can be downloaded and then taken to the field as an offline reference, to be used without the need of an Internet connection. 

TX eFOG was developed by the Department of Homeland Security (DHS) Cybersecurity and Infrastructure Security Agency (CISA) under the Interoperable Communications Technical Assistance Program (ICTAP).

## Key features

- Electronic reference of channel plan
- Rules and regulations for emergency communications
- Tables of frequencies and channel names
- Offline access
- Content index with quick links
- Save favorites and create notes

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/tx-efog/id1481609747/reviews.md

### 3/5 — Good Tool, Never updated

*2025-06-16*

Please update, need updated info or remove/discontinue app

## Frequently asked questions about TX eFOG

### What is TX eFOG?

TX eFOG is an electronic reference application for the Texas Statewide Interoperability Channel Plan. It provides essential technical information for emergency communications planning and radio technicians.

### Can I use TX eFOG offline?

Yes, TX eFOG can be downloaded and used as an offline reference without an internet connection, making it ideal for field use.

### What kind of information does TX eFOG provide?

TX eFOG includes rules and regulations for the State of Texas and interoperability channels, tables of frequencies, standard channel names, and other relevant reference material.

### Who developed TX eFOG?

TX eFOG was developed by the Department of Homeland Security (DHS) Cybersecurity and Infrastructure Security Agency (CISA) under the Interoperable Communications Technical Assistance Program (ICTAP).

### What devices support TX eFOG?

TX eFOG is supported on iPhone, iPad, and iPod devices.

### How often is TX eFOG updated?

The latest version of TX eFOG is 1.1, and it was last updated on July 30, 2020.

### What is the age rating for TX eFOG?

TX eFOG has an age rating of 4+, making it suitable for a wide range of users.

### Does TX eFOG have ads?

No, TX eFOG does not contain advertisements.

## Version history (last 2 releases)

### 1.1 — 2020-07-30

- Update content changes
- Bug fixes
- Revised Favorite edit workflow
- Added Chapter Skipping function

### 1.0 — 2020-01-21

No release notes.

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All apps by ICTAP: https://appshunter.io/developer/975922848

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*