# Day & Night Map vs C

The clearest difference is rating: Day & Night Map at 4.8 against C's 1.0. Day & Night Map also leads on ratings volume (1.4K vs 2) and review sentiment (76% vs 55%). C's advantage is update cadence (every 5 weeks vs every 7 months) and iOS requirement (11.0 vs 17.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Day & Night Map holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Day & Night Map has 1.4K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 76% of Day & Night Map's written reviews are positive against 55% of C's.

Day & Night Map ships an update every 7 months, C every 5 weeks. The most recent releases landed on October 19, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Day & Night Map | C |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.4K ratings)](https://appshunter.io/ios/app/day-and-night-map/id741375889/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/c-tow/id1001983653/reviews) |
| Number of ratings | **1.4K** | 2 |
| Positive reviews | **76.3% of reviews** | 55.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 48 MB | 79 MB |
| Requires iOS | 17.6 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Volker Voecking Software Engineering](https://appshunter.io/developer/390175341) | [C-Tow Marine Assistance Ltd](https://appshunter.io/developer/1348845338) |

## What reviewers say

### Day & Night Map

[App page](https://appshunter.io/ios/app/day-and-night-map/id741375889)

Visualize the Earth's day and night cycles on an interactive world map. Select any date and time to see current illumination, or create animated GIFs of changing light patterns.

**Highlights:** Real-time day/night map, Selectable date and time, Animated GIF creation, Minute-by-minute updates, Global illumination visualization

**In-app purchases:** none

**What reviewers like**

- 👍 Great app
- 🚀 Useful for radio hams
- 👍 Interesting to see sun/moon movement
- 👍 Excellent for travelers

**What reviewers complain about**

- 🐛 Widget issues (doesn't update, resizing)
- 🐛 Crashes on some devices

**Reported bugs**

- Moon position not displayed on iPad
- Daylight savings time not working properly

**Requested features**

- Option to keep noon at center and have map move
- Show analemma and sun position on it
- 24-hour clock setting for widget
- Improve moon position display on iPad


### C

[App page](https://appshunter.io/ios/app/c-tow/id1001983653)

This app provides Canadian boaters with 24-hour marine towing and assistance. It offers real-time weather updates, tide predictions, and helps locate nearby marine facilities. Members receive free services, while non-members can access assistance at an hourly rate.

**Highlights:** 24-hour marine towing and assistance, Environment Canada marine weather updates, Fisheries and Oceans Canada tide predictions, Buoy observations, GPS location pinpointing, Locate nearby marine facilities, Membership management

**In-app purchases:** none


## Frequently asked questions

### Is Day & Night Map free?

Day & Night Map is free to download, with no in-app purchases.

### Is C free?

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

### Which has better reviews, Day & Night Map or C?

Day & Night Map is rated higher. Day & Night Map averages 4.8 out of 5 from 1.4K ratings, while C averages 1.0 from 2 ratings.

### Do Day & Night Map or C have ads?

Neither Day & Night Map nor C shows ads.

### Which is updated more often, Day & Night Map or C?

Day & Night Map ships an update every 7 months, and C every 5 weeks. Most recently, Day & Night Map was updated on October 19, 2026 and C on September 21, 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.*