# EPA Indoor airPLUS vs Dri

The clearest difference is iOS requirement: EPA Indoor airPLUS at 11.0 against Dri's 15.1. 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.

## The numbers

| Metric | EPA Indoor airPLUS | Dri |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/epa-indoor-airplus/id468213401/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free | — |
| Size | 45 MB | 31 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [United States Environmental Protection Agency (USEPA)](https://appshunter.io/developer/466052690) | [Legend Brands](https://appshunter.io/developer/484266599) |

## What reviewers say

### EPA Indoor airPLUS

[App page](https://appshunter.io/ios/app/epa-indoor-airplus/id468213401)

This app provides home builders and verifiers with tools and resources to certify new construction homes for improved indoor air quality and energy efficiency. It allows users to access construction specifications, submit verification checklists, and find technical assistance.

**Highlights:** Construction Specifications, Verification Checklist Submission, PDF Checklist Creation, Technical Assistance via Email, FAQs, Videos, Podcasts

**Features:** macOS Compatibility

**In-app purchases:** none


### Dri

[App page](https://appshunter.io/ios/app/dri-eaz-sync/id6798804282)

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

**In-app purchases:** none


## Frequently asked questions

### Is EPA Indoor airPLUS free?

EPA Indoor airPLUS is free to download, with no in-app purchases.

### Is Dri free?

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

### Do EPA Indoor airPLUS or Dri have ads?

Neither EPA Indoor airPLUS nor Dri shows ads.

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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.*