# AnemoTracker vs E

The clearest difference is rating: E at 2.9 against AnemoTracker's 1.6. E also leads on review sentiment (29% vs 18%). AnemoTracker's advantage is update cadence (every 3 weeks vs every 8 months) and iOS requirement (12.0 vs 14.4). On price, ratings volume, 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.

E holds the better App Store score, 2.9 against 1.6. Both are backed by a comparable volume of ratings — 14 and 12 respectively. Written reviews point the same way: 18% of AnemoTracker's written reviews are positive against 29% of E's.

AnemoTracker ships an update every 3 weeks, E every 8 months. The most recent releases landed on September 19, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | AnemoTracker | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (14 ratings)](https://appshunter.io/ios/app/anemotracker/id928168290/reviews) | **[2.9 (12 ratings)](https://appshunter.io/ios/app/e-dope/id1487510816/reviews)** |
| Number of ratings | **14** | 12 |
| Positive reviews | 17.9% of reviews | **28.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 8 months |
| Monetization | Free | Free |
| Size | 79 MB | 1 MB |
| Requires iOS | **12.0** | 14.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Calypso Instruments](https://appshunter.io/developer/928168289) | [Down Range Systems LLC](https://appshunter.io/developer/1487510815) |

## What reviewers say

### AnemoTracker

[App page](https://appshunter.io/ios/app/anemotracker/id928168290)

This app connects to a Bluetooth anemometer to display true and apparent wind data on your smartphone. It allows users to save their sailing or wind sports tracks with integrated wind measurements. Continued GPS use may impact battery life.

**Highlights:** Bluetooth anemometer connection, True Wind display, Apparent Wind display, Track saving with wind data, GPS integration

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-dope/id1487510816)

Easily create and edit dope cards for display on a smart card. This application utilizes NFC technology to transfer your custom data for permanent viewing.

**Highlights:** Create dope cards, Edit drop tables, NFC data transfer, Permanent display on smart card, iOS compatible

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AnemoTracker free?

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

### Is E free?

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

### Which has better reviews, AnemoTracker or E?

E is rated higher. AnemoTracker averages 1.6 out of 5 from 14 ratings, while E averages 2.9 from 12 ratings.

### Do AnemoTracker or E have ads?

Neither AnemoTracker nor E shows ads.

### Which is updated more often, AnemoTracker or E?

AnemoTracker ships an update every 3 weeks, and E every 8 months. Most recently, AnemoTracker was updated on September 19, 2026 and E on June 1, 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.*