# Sun Facts vs Ackerwetter

The clearest difference is ads: Ackerwetter at none against Sun Facts's shown. Ackerwetter also leads on iOS requirement (14.0 vs 18.6). Sun Facts's advantage is review sentiment (97% vs 75%). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Sun Facts sells 1 one-off in-app purchase and Ackerwetter sells 4 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sun Facts | Ackerwetter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (296 ratings)](https://appshunter.io/ios/app/sun-facts/id1011691256/reviews)** | — |
| Number of ratings | **296** | — |
| Positive reviews | **97.3% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 81 MB | 18 MB |
| Requires iOS | 18.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Volker Voecking Software Engineering](https://appshunter.io/developer/390175341) | [Raiffeisen-NetWorld GmbH](https://appshunter.io/developer/1874238971) |

## What reviewers say

### Sun Facts

[App page](https://appshunter.io/ios/app/sun-facts/id1011691256)

Get precise sunrise, sunset, solar noon, and twilight times for your location. Track celestial events like solstices and equinoxes, and view the sun's path. An optional pro version unlocks detailed moon phase and eclipse information.

**Highlights:** Sunrise and sunset times, Solar noon calculation, Twilight and golden hour tracking, Sun path visualization, Solstice and equinox dates, Widget for home screen, Eclipse event notifications

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sun Facts Pro | $4.99 | one-time |

**What reviewers like**

- 👍 User-friendly interface
- 💡 Informative and detailed data
- 🆓 Free to use with valuable features
- 💰 Good value for Pro version
- 📸 Useful for photographers

**What reviewers complain about**

- 🐛 Map can be outdated
- 🐛 Map can be cluttered
- 🐛 Occasional location issues
- 🐛 Time display not always correct
- 🐛 App can be unstable

**Reported bugs**

- Time is not displayed correctly
- Map is outdated
- Map is cluttered with lines
- Widget and location settings don't work well
- App became unstable and crashed

**Requested features**

- Make Sun Facts Pro free
- URL-scheme for app launch
- Display WOZ (true local time)
- More visual effects for solar/lunar events
- 3D view on map


### Ackerwetter

[App page](https://appshunter.io/ios/app/ackerwetter/id1484652477)

This agricultural weather app provides enhanced forecasts from thousands of weather stations to aid in digital crop protection. It offers timely alerts for optimal crop spraying times, helping farmers make informed decisions.

**Highlights:** Enhanced weather forecasts, Thousands of weather stations, Digital crop protection guidance, Timely crop spraying alerts, Agricultural portal

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Profiwetter Monatlich | $8.99 | per month |
| Profiwetter | $45.00 | per year |
| Ackerwächter | $45.00 | per year |
| Kombiabo | $69.00 | per year |


## Frequently asked questions

### Is Sun Facts free?

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

### Is Ackerwetter free?

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

### Do Sun Facts or Ackerwetter have ads?

Sun Facts shows ads; Ackerwetter does not.

### Which is updated more often, Sun Facts or Ackerwetter?

Sun Facts ships an update every 2 months, and Ackerwetter every 2 months. Most recently, Sun Facts was updated on October 26, 2026 and Ackerwetter on October 25, 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.*