# Deep Time Audio Description — Smithsonian Fossil Hall Tour

> Assistive audio tour for Smithsonian Fossil Hall for visually impaired users. (iPhone/iPad app by Smithsonian Institution.)

- Source: https://appshunter.io/ios/app/deep-time-audio-description/id1465972882 (this page in markdown: same URL + `.md`)
- Developer: [Smithsonian Institution](https://appshunter.io/developer/370564865)
- Category: Education, Entertainment
- Price: Free
- Rating: 5.00/5 from 4 App Store ratings
- Age rating: 4+
- Requires: iOS 11.0 · 43 MB
- Languages: American English
- Released: 2019-11-16
- Data updated: 2026-08-14
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/deep-time-audio-description/id1465972882/reviews.md

## What is Deep Time Audio Description?

Assistive technology for blind and low-vision users to explore the new Fossil Hall at the Smithsonian National Museum of Natural History through a self-guided tour.  Discover how all life is connected–past, present, and future–to all other life and to the Earth itself. Learn more about evolution, ecosystems, and extinction from the beginning of life 3.7 billion years ago to the Age of Humans today. 

Features:
•	Screen Reader compatible
•	Background contrast
•	Alt text and captions for all images
•	Zoomable text
•	Search feature

This app contains descriptive overviews of:
•	tactile models
•	iconic specimens such as T. rex
•	multimedia videos and interactives
•	content stories

Download ahead of time to plan your visit, follow along in the gallery, or read afterwards. The app uses the accessibility features native to your phone.

By downloading this mobile app, you agree to the Smithsonian’s Privacy Policy (http://si.edu/privacy)

NOTE: WiFi is available in all Smithsonian museums.

## Key features

- Screen Reader compatible
- Background contrast
- Alt text and captions
- Zoomable text
- Search feature
- Audio descriptions of exhibits


## Frequently asked questions about Deep Time Audio Description

### What is Deep Time Audio Description?

Deep Time Audio Description is a free mobile application that provides an audio tour of the Smithsonian Fossil Hall, specifically designed for blind and low-vision users. It offers detailed descriptions of exhibits, tactile models, and multimedia content to enhance the museum experience.

### Is Deep Time Audio Description free to use?

Yes, Deep Time Audio Description is completely free to download and use. It does not have any in-app purchases or advertisements.

### What devices support Deep Time Audio Description?

Deep Time Audio Description is currently supported on iPhones and iPods. It utilizes the native accessibility features of these devices.

### How often is Deep Time Audio Description updated?

The app was last updated on November 22, 2019, with version 1.0.1. It was initially released on November 16, 2019.

### What kind of content does Deep Time Audio Description cover?

The app provides descriptive overviews of tactile models, iconic specimens like T. rex, multimedia videos, interactives, and content stories related to evolution, ecosystems, and extinction.

### Can I use Deep Time Audio Description offline?

While the description mentions downloading ahead of time to plan your visit, it also notes that WiFi is available in all Smithsonian museums. It's recommended to download content when connected to WiFi for the best experience.

### What is the age rating for Deep Time Audio Description?

Deep Time Audio Description has an age rating of 4+, making it suitable for a wide range of users.

### Does Deep Time Audio Description have ads?

No, Deep Time Audio Description does not contain advertisements. It is a free application provided by the Smithsonian Institution.

## Version history (last 2 releases)

### 1.0.1 — 2019-11-22

Includes detailed description and screenshots

### 1.0 — 2019-11-16

No release notes.

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All apps by Smithsonian Institution: https://appshunter.io/developer/370564865

## Related topics

[deep time audio description](https://appshunter.io/ios/topics/deep-time-audio-description)

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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 2026-08-14.*