# SunCalc.net vs Optidrive AI

The clearest difference is price: SunCalc.net at Free against Optidrive AI's $1.99. SunCalc.net also leads on device support (3 vs 1) and iOS requirement (12.0 vs 27.0). Optidrive AI's advantage is update cadence (every 3 weeks vs every 6 weeks). On ads and in-app purchases there is nothing between them.

SunCalc.net is free to download; Optidrive AI costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SunCalc.net ships an update every 6 weeks, Optidrive AI every 3 weeks. The most recent releases landed on October 17, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | SunCalc.net | Optidrive AI |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.8 (63 ratings)](https://appshunter.io/ios/app/suncalcnet/id761295311/reviews)** | — |
| Number of ratings | **63** | — |
| Positive reviews | 88.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 19 MB | 698 MB |
| Requires iOS | **12.0** | 27.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Oleg Shanyuk](https://appshunter.io/developer/653045688) | [OPTIZENCE LLC](https://appshunter.io/developer/6783594006) |

## What reviewers say

### SunCalc.net

[App page](https://appshunter.io/ios/app/suncalcnet/id761295311)

This application provides real-time information about sunrise and sunset times. It also includes a compass, world time display, and weather forecasts, making it a comprehensive tool for understanding solar events and local conditions.

**Highlights:** Sunrise and sunset times, Integrated compass, World time display, Weather forecasts, Time zone awareness

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and practical
- 💡 Well-designed interface
- 🎯 Useful for planning outdoor activities
- 📸 Great for photographers
- 🌍 Accurate sun position for any location

**What reviewers complain about**

- 🐛 Sun angle disappears when changing date
- 🗺️ Google Maps not always current
- 🧭 Compass issues
- ⏳ Cannot change time, only date
- 📍 Location search limitations

**Reported bugs**

- Sun angle disappears when changing date
- Compass is not accurate
- App crashes on older iOS versions
- App crashes right after launch
- Crashes at start

**Requested features**

- Display altitude and azimuth of the sun
- Ability to set a specific time, not just current time
- Option for Apple Maps or Open Source Maps
- Compass feature for orientation
- Add moon information


### Optidrive AI

[App page](https://appshunter.io/ios/app/optidrive-ai/id6783594004)

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

**In-app purchases:** none


## Frequently asked questions

### Is SunCalc.net free?

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

### Is Optidrive AI free?

Optidrive AI costs $1.99, with no in-app purchases.

### Do SunCalc.net or Optidrive AI have ads?

Neither SunCalc.net nor Optidrive AI shows ads.

### Which is updated more often, SunCalc.net or Optidrive AI?

SunCalc.net ships an update every 6 weeks, and Optidrive AI every 3 weeks. Most recently, SunCalc.net was updated on October 17, 2026 and Optidrive AI on October 3, 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.*