# AMC Shuttle for NIH vs DC Metro ETA

The clearest difference is update cadence: DC Metro ETA at every 4 days against AMC Shuttle for NIH's every 3 months. AMC Shuttle for NIH's advantage is device support (3 vs 1) and iOS requirement (13.4 vs 18.0). On price, 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.

AMC Shuttle for NIH ships an update every 3 months, DC Metro ETA every 4 days. The most recent releases landed on October 4, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | AMC Shuttle for NIH | DC Metro ETA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (61 ratings)](https://appshunter.io/ios/app/dc-metro-eta/id6772849231/reviews)** |
| Number of ratings | — | **61** |
| Positive reviews | — | 87.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | — | Free |
| Size | 39 MB | 14 MB |
| Requires iOS | **13.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bishop Peak Technology, Inc](https://appshunter.io/developer/458554559) | [Hordur Ragnarsson](https://appshunter.io/developer/6772849233) |

## What reviewers say

### AMC Shuttle for NIH

[App page](https://appshunter.io/ios/app/amc-shuttle-for-nih/id6736950828)

**Features:** macOS Compatibility

**In-app purchases:** none


### DC Metro ETA

[App page](https://appshunter.io/ios/app/dc-metro-eta/id6772849231)

Get real-time train arrival times for the Washington DC Metro system. The app displays arrival boards that mimic platform displays and includes an interactive system map for easy navigation and transfer planning.

**Highlights:** Live train arrival times, Official WMATA API integration, Nearest station auto-selection, Interactive system map, Service alerts and operating hours, Home and lock screen widgets

**Features:** iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is AMC Shuttle for NIH free?

AMC Shuttle for NIH is free to download, with no in-app purchases.

### Is DC Metro ETA free?

DC Metro ETA is free to download, with no in-app purchases.

### Do AMC Shuttle for NIH or DC Metro ETA have ads?

Neither AMC Shuttle for NIH nor DC Metro ETA shows ads.

### Which is updated more often, AMC Shuttle for NIH or DC Metro ETA?

AMC Shuttle for NIH ships an update every 3 months, and DC Metro ETA every 4 days. Most recently, AMC Shuttle for NIH was updated on October 4, 2026 and DC Metro ETA on October 28, 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.*