# Forecast DClock vs OBSERVER AI Weather

The clearest difference is ads: OBSERVER AI Weather at none against Forecast DClock's shown. OBSERVER AI Weather also leads on update cadence (every 7 months vs every 52 months) and iOS requirement (12.0 vs 14.0). On price, 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 DClock ships an update every 52 months, OBSERVER AI Weather every 7 months. The most recent releases landed on October 5, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Forecast DClock | OBSERVER AI Weather |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 52 months | **Every 7 months** |
| Size | 8 MB | 27 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) | [OBSERVER Inc.](https://appshunter.io/developer/1438098762) |

## What reviewers say

### Forecast DClock

[App page](https://appshunter.io/ios/app/forecast-dclock-live/id1119040977)

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

**In-app purchases:** none


### OBSERVER AI Weather

[App page](https://appshunter.io/ios/app/observer-ai-weather/id6739279229)

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

**In-app purchases:** none


## Frequently asked questions

### Is Forecast DClock free?

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

### Is OBSERVER AI Weather free?

OBSERVER AI Weather is free to download, with no in-app purchases.

### Do Forecast DClock or OBSERVER AI Weather have ads?

Forecast DClock shows ads; OBSERVER AI Weather does not.

### Which is updated more often, Forecast DClock or OBSERVER AI Weather?

Forecast DClock ships an update every 52 months, and OBSERVER AI Weather every 7 months. Most recently, Forecast DClock was updated on October 5, 2026 and OBSERVER AI Weather on October 25, 2026.

---

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