# Enviroweather Mobile vs Blue Def Decoder

The clearest difference is price: Enviroweather Mobile at Free against Blue Def Decoder's $3.99. Enviroweather Mobile also leads on iOS requirement (13.0 vs 15.1). Blue Def Decoder's advantage is chart position (#168 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Enviroweather Mobile is free to download; Blue Def Decoder costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Enviroweather Mobile | Blue Def Decoder |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | — | **[3.0 (6 ratings)](https://appshunter.io/ios/app/blue-def-decoder/id6751862301/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 months |
| Monetization | — | Paid |
| Best chart rank | — | **#168** |
| Size | 23 MB | 20 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MICHIGAN STATE UNIVERSITY](https://appshunter.io/developer/1140154569) | [Mako Technology Labs](https://appshunter.io/developer/1832176903) |

## What reviewers say

### Enviroweather Mobile

[App page](https://appshunter.io/ios/app/enviroweather-mobile/id6503321154)

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

**In-app purchases:** none


### Blue Def Decoder

[App page](https://appshunter.io/ios/app/blue-def-decoder/id6751862301)

**Currently charting:** #168 Top Paid · Utilities (US App Store)

Instantly determine the freshness of your Diesel Exhaust Fluid (DEF) by entering the code from your container. This app helps you confirm DEF hasn't expired, track shelf life, and verify vehicle compliance, removing guesswork for diesel vehicle owners.

**Highlights:** Check DEF freshness, Enter 5-11 character codes, View manufacturing date, See freshness status, Track shelf life, Verify vehicle compliance

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

**In-app purchases:** none


## Frequently asked questions

### Is Enviroweather Mobile free?

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

### Is Blue Def Decoder free?

Blue Def Decoder costs $3.99, with no in-app purchases.

### Do Enviroweather Mobile or Blue Def Decoder have ads?

Neither Enviroweather Mobile nor Blue Def Decoder 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.*