# Forecast Clock vs 1Daylight

The clearest difference is update cadence: 1Daylight at every 6 months against Forecast Clock's every 104 months. 1Daylight also leads on iOS requirement (12.0 vs 14.0). 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.

Forecast Clock ships an update every 104 months, 1Daylight every 6 months. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Forecast Clock | 1Daylight |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 104 months | **Every 6 months** |
| Size | 8 MB | 45 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ramalingam Sivaramakrishnan](https://appshunter.io/developer/892706271) | [1Juhler ApS](https://appshunter.io/developer/1567349753) |

## What reviewers say

### Forecast Clock

[App page](https://appshunter.io/ios/app/forecast-clock-live/id1130755557)

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

**In-app purchases:** none


### 1Daylight

[App page](https://appshunter.io/ios/app/1daylight/id1598001356)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Forecast Clock free?

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

### Is 1Daylight free?

1Daylight is free to download, with no in-app purchases.

### Do Forecast Clock or 1Daylight have ads?

Both Forecast Clock and 1Daylight show ads.

### Which is updated more often, Forecast Clock or 1Daylight?

Forecast Clock ships an update every 104 months, and 1Daylight every 6 months. Most recently, Forecast Clock was updated on October 1, 2026 and 1Daylight on October 6, 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.*