# Lucky Diary vs FLightSolar

The clearest difference is in-app purchases: FLightSolar at none against Lucky Diary's 1. FLightSolar also leads on ads (none vs shown) and iOS requirement (12.0 vs 14.0). On price and device support there is nothing between them.

Both are free to download. Lucky Diary sells 1 one-off in-app purchase. FLightSolar asks for nothing beyond the download.

## The numbers

| Metric | Lucky Diary | FLightSolar |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | — | Free |
| Size | 17 MB | 40 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Touch VPN](https://appshunter.io/developer/1571692895) | [Guangzhou Felicity Solar Technology Co., Ltd.](https://appshunter.io/developer/1628763286) |

## What reviewers say

### Lucky Diary

[App page](https://appshunter.io/ios/app/lucky-diary-record/id6443873539)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $6.99 | one-time |


### FLightSolar

[App page](https://appshunter.io/ios/app/flightsolar/id6479392283)

Monitor and manage solar street lights in real-time using IoT technology. Adjust brightness, control power, and set parameters for optimal lighting and energy efficiency.

**Highlights:** Real-time monitoring of solar street lights, View status and energy consumption data, Remote control of lights, Smart brightness adjustment, Batch parameter setting, Energy efficiency optimization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lucky Diary free?

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

### Is FLightSolar free?

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

### Do Lucky Diary or FLightSolar have ads?

Lucky Diary shows ads; FLightSolar does not.

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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.*