# DC Historic Sites vs Deep Time Audio Description

The clearest difference is update cadence: Deep Time Audio Description at every 6 days against DC Historic Sites's every 6 months. Deep Time Audio Description also leads on iOS requirement (11.0 vs 16.0). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for DC Historic Sites against 5.0 for Deep Time Audio Description. Both are backed by a comparable volume of ratings — 3 and 4 respectively.

DC Historic Sites ships an update every 6 months, Deep Time Audio Description every 6 days. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | DC Historic Sites | Deep Time Audio Description |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/dc-historic-sites/id1100352484/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/deep-time-audio-description/id1465972882/reviews) |
| Number of ratings | 3 | **4** |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 12 MB | 43 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Curatescape](https://appshunter.io/developer/999944336) | [Smithsonian Institution](https://appshunter.io/developer/370564865) |

## What reviewers say

### DC Historic Sites

[App page](https://appshunter.io/ios/app/dc-historic-sites/id1100352484)

Explore Washington D.C.'s significant historic locations and spaces. This app is built upon the city's official inventory of sites recognized for their cultural heritage contributions.

**Highlights:** Learn about historic places, Based on official city inventory, Discover cultural heritage sites, Information on preservation

**In-app purchases:** none


### Deep Time Audio Description

[App page](https://appshunter.io/ios/app/deep-time-audio-description/id1465972882)

Explore the Smithsonian Fossil Hall with a self-guided audio tour designed for blind and low-vision users. Learn about evolution, ecosystems, and the interconnectedness of life from its origins to the Age of Humans. Features include screen reader compatibility, alt text, and zoomable text.

**Highlights:** Screen Reader compatible, Background contrast, Alt text and captions, Zoomable text, Search feature, Audio descriptions of exhibits

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DC Historic Sites free?

DC Historic Sites is free to download, with no in-app purchases.

### Is Deep Time Audio Description free?

Deep Time Audio Description is free to download, with no in-app purchases.

### Which has better reviews, DC Historic Sites or Deep Time Audio Description?

DC Historic Sites and Deep Time Audio Description are both rated 5.0 out of 5 on the App Store, from 3 and 4 ratings respectively.

### Do DC Historic Sites or Deep Time Audio Description have ads?

Neither DC Historic Sites nor Deep Time Audio Description shows ads.

### Which is updated more often, DC Historic Sites or Deep Time Audio Description?

DC Historic Sites ships an update every 6 months, and Deep Time Audio Description every 6 days. Most recently, DC Historic Sites was updated on November 2, 2026 and Deep Time Audio Description on November 3, 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.*