# Daylight Tracker vs CalSlashD

The clearest difference is update cadence: CalSlashD at every 2 days against Daylight Tracker's every 3 months. 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.

Daylight Tracker ships an update every 3 months, CalSlashD every 2 days. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Daylight Tracker | CalSlashD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 1 MB | 7 MB |
| Requires iOS | 18.6 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gijsbert van den Brink](https://appshunter.io/developer/1851055205) | [Daniel Hotyanov](https://appshunter.io/developer/1825695141) |

## What reviewers say

### Daylight Tracker

[App page](https://appshunter.io/ios/app/daylight-tracker/id6754945391)

**Features:** macOS Compatibility

**In-app purchases:** none


### CalSlashD

[App page](https://appshunter.io/ios/app/calslashd-calorie-countdown/id6784985279)

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

**In-app purchases:** none


## Frequently asked questions

### Is Daylight Tracker free?

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

### Is CalSlashD free?

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

### Do Daylight Tracker or CalSlashD have ads?

Neither Daylight Tracker nor CalSlashD shows ads.

### Which is updated more often, Daylight Tracker or CalSlashD?

Daylight Tracker ships an update every 3 months, and CalSlashD every 2 days. Most recently, Daylight Tracker was updated on October 2, 2026 and CalSlashD on October 4, 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.*