# Pilot Weather DATIS vs Payumoon

The clearest difference is in-app purchases: Pilot Weather DATIS at none against Payumoon's 3. Payumoon's advantage is update cadence (fortnightly vs every 6 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Payumoon sells 3 one-off in-app purchases. Pilot Weather DATIS asks for nothing beyond the download.

Pilot Weather DATIS ships an update every 6 months, Payumoon fortnightly. The most recent releases landed on September 25, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Pilot Weather DATIS | Payumoon |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 11 MB | 90 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Japjit Tulsi](https://appshunter.io/developer/1115955109) | [Peerawat Chotikanokrat](https://appshunter.io/developer/1846548388) |

## What reviewers say

### Pilot Weather DATIS

[App page](https://appshunter.io/ios/app/pilot-weather-datis/id1663663539)

This app provides at-a-glance weather information for iOS devices, including Lock Screen widgets and a fully functional watch app. It displays local weather, DATIS data, and real-time Metar reports, with support for global locations and saved favorites.

**Highlights:** Local weather at a glance, Lock Screen and Home Screen widgets, Fully functional watch app, DATIS and Metar data, Global location dataset, Airport favorites and search

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

**In-app purchases:** none


### Payumoon

[App page](https://appshunter.io/ios/app/payumoon/id6754074439)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter | $1.99 | one-time |
| Pro | $8.99 | one-time |
| Exclusive | $12.99 | one-time |


## Frequently asked questions

### Is Pilot Weather DATIS free?

Pilot Weather DATIS is free to download, with no in-app purchases.

### Is Payumoon free?

Payumoon is free to download, with in-app purchases available.

### Do Pilot Weather DATIS or Payumoon have ads?

Neither Pilot Weather DATIS nor Payumoon shows ads.

### Which is updated more often, Pilot Weather DATIS or Payumoon?

Pilot Weather DATIS ships an update every 6 months, and Payumoon fortnightly. Most recently, Pilot Weather DATIS was updated on September 25, 2026 and Payumoon on September 19, 2026.

---

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