# Mount Prospect EMA vs DisasterData

The clearest difference is update cadence: DisasterData at every 5 days against Mount Prospect EMA's every 3 months. DisasterData also leads on iOS requirement (16.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Mount Prospect EMA ships an update every 3 months, DisasterData every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mount Prospect EMA | DisasterData |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/disasterdata/id6759253589/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | — | Free |
| Size | 55 MB | 2 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Village of Mount Prospect (IL)](https://appshunter.io/developer/1689442757) | [JAMES LELAND ARIAIL](https://appshunter.io/developer/1877663769) |

## What reviewers say

### Mount Prospect EMA

[App page](https://appshunter.io/ios/app/mount-prospect-ema/id6449500912)

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

**In-app purchases:** none


### DisasterData

[App page](https://appshunter.io/ios/app/disasterdata/id6759253589)

Access critical disaster recovery data on the go. This app provides instant access to public assistance, CDBG-DR allocations, individual assistance, and hazard mitigation data from FEMA and HUD APIs. Bookmark disasters for quick access and utilize offline capabilities.

**Highlights:** Public Assistance data, CDBG-DR allocations, Individual Assistance details, Hazard Mitigation project info, Bookmarking for quick access, Offline data caching, Dark mode and accessibility support

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

**In-app purchases:** none


## Frequently asked questions

### Is Mount Prospect EMA free?

Mount Prospect EMA is free to download, with no in-app purchases.

### Is DisasterData free?

DisasterData is free to download, with no in-app purchases.

### Do Mount Prospect EMA or DisasterData have ads?

Neither Mount Prospect EMA nor DisasterData shows ads.

### Which is updated more often, Mount Prospect EMA or DisasterData?

Mount Prospect EMA ships an update every 3 months, and DisasterData every 5 days. Most recently, Mount Prospect EMA was updated on October 25, 2026 and DisasterData on October 24, 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.*