# CorvusGPS Map vs D

The clearest difference is rating: D at 5.0 against CorvusGPS Map's 4.0. CorvusGPS Map's advantage is iOS requirement (6.0 vs 17.0). 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.

D holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | CorvusGPS Map | D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/corvusgps-map/id1018948401/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/d-day-countdown/id1518400866/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Monetization | Free | Free |
| Size | 7 MB | 7 MB |
| Requires iOS | **6.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Corvus Labs Korlatolt Felelossegu Tarsasag](https://appshunter.io/developer/1018948400) | [Si-Wan Yoon](https://appshunter.io/developer/1493152910) |

## What reviewers say

### CorvusGPS Map

[App page](https://appshunter.io/ios/app/corvusgps-map/id1018948401)

Track your GPS devices registered on CorvusGPS.com directly from your mobile device. Requires a free CorvusGPS account to operate and access additional information.

**Highlights:** GPS tracker monitoring, CorvusGPS.com integration, Mobile tracking, Account access, Device registration

**Features:** macOS Compatibility

**In-app purchases:** none


### D

[App page](https://appshunter.io/ios/app/d-day-countdown/id1518400866)

Easily set and track important dates, such as D-Day. This utility app helps you monitor the remaining time until your specified events.

**Highlights:** Set D-Day, Check remaining time, Event tracking, Simple interface

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CorvusGPS Map free?

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

### Is D free?

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

### Which has better reviews, CorvusGPS Map or D?

D is rated higher. CorvusGPS Map averages 4.0 out of 5 from 1 ratings, while D averages 5.0 from 1 ratings.

### Do CorvusGPS Map or D have ads?

Neither CorvusGPS Map nor D shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*