# IL eFOG — Illinois Interoperability FOG

> Electronic reference for Illinois emergency communications and radio technician field operations. (iPhone/iPad app by ICTAP.)

- Source: https://appshunter.io/ios/app/il-efog/id1544472236 (this page in markdown: same URL + `.md`)
- Developer: [ICTAP](https://appshunter.io/developer/975922848)
- Category: Books, Reference
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 10.0 · 21 MB
- Languages: English
- Released: 2021-09-12
- Data updated: 2026-06-13
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/il-efog/id1544472236/reviews.md

## What is IL eFOG?

DescriptionThe IL eFOG mobile app is an electronic reference of the Illinois Interoperability Field Operations Guide. The IL 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 Illinois and other interoperability channels, tables of frequencies and standard channel names, and other reference material.

The IL 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.  IL eFOG can be downloaded and then taken to the field as an offline reference, to be used without the need of an Internet connection. 

IL 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 guide
- Offline access
- Content index with quick links
- Save favorites
- Create in-line notes
- Rules and regulations
- Frequency and channel tables


## Frequently asked questions about IL eFOG

### What is IL eFOG?

IL eFOG is an electronic reference for the Illinois Interoperability Field Operations Guide. It provides technical information for emergency communications planning and radio technicians involved in disaster response.

### Can I use IL eFOG offline?

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

### What kind of information is included in IL eFOG?

The app includes rules and regulations for Illinois interoperability channels, tables of frequencies, standard channel names, and other essential reference material for public safety communications.

### How can I personalize my experience with IL eFOG?

You can save your frequently accessed sections as Favorites and create in-line notes directly within the app for quick and personalized access to critical information.

### Is IL eFOG available on Android devices?

Based on the provided data, IL eFOG is supported on iPhone and iPad devices. Information regarding Android compatibility is not available.

### When was IL eFOG last updated?

IL eFOG was last updated on September 12, 2021, with version 1.0. The initial release date was also September 12, 2021.

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

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

### Does IL eFOG have ads?

No, IL eFOG does not contain advertisements. It is a free application without any in-app purchases or ads.

## Version history (last 1 release)

### 1.0 — 2021-09-12

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 2026-06-13.*