# Lumy vs いちまい

The clearest difference is price: いちまい at Free against Lumy's $7.99. いちまい also leads on in-app purchases (none vs 3). Lumy's advantage is update cadence (every 2 days vs every 6 days) and chart position (#5 vs unranked). On ads and iOS requirement there is nothing between them.

いちまい is free to download; Lumy costs $7.99 up front. Lumy sells 3 one-off in-app purchases. いちまい asks for nothing beyond the download.

Lumy ships an update every 2 days, いちまい every 6 days. The most recent releases landed on September 22, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Lumy | いちまい |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[4.8 (2.3K ratings)](https://appshunter.io/ios/app/lumy/id908905093/reviews)** | — |
| Number of ratings | **2.3K** | — |
| Positive reviews | 78.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 6 days |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#5** | — |
| Size | 257 MB | 12 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Apple TV, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Raja Vijayaraman](https://appshunter.io/developer/562575890) | [Starcrown Inc](https://appshunter.io/developer/1082624152) |

## What reviewers say

### Lumy

[App page](https://appshunter.io/ios/app/lumy/id908905093)

**Currently charting:** #5 Top Paid · Photo & Video, #176 Top Paid (US App Store)

Track sunrise, sunset, and golden hour for optimal outdoor activities and photography. This app offers personalized profiles, weather forecasts, and on-device data processing for privacy. Plan your day with natural light in mind.

**Highlights:** Personalized activity profiles (Modes), Sunrise, sunset, and golden hour tracking, Moon phase and rise/set times, 7-day weather forecasts, On-device data processing, Apple Watch complications and Live Activities, Customizable notifications

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A Little Light (Small Tip) | $0.99 | one-time |
| More Light (Medium Tip) | $3.99 | one-time |
| All the Light (Huge Tip) | $9.99 | one-time |

**What reviewers like**

- 💎 Beautifully designed
- 🚀 Intuitive and easy to use
- 🎨 Elegant and visually appealing
- ⏱️ Provides valuable time-sensitive information
- 📱 Seamless integration with Apple Watch

**What reviewers complain about**

- 🐛 Occasional crashes and bugs
- 🌍 Limited location support
- 🕰️ Inaccurate or outdated information in some cases
- 🔌 Battery drain issues on Apple Watch
- 🧭 Compass/direction information not always reliable

**Reported bugs**

- Widgets not working or displaying incorrect information
- Complications not updating properly on Apple Watch
- Crashes and freezes on certain iOS versions
- Location services not functioning as expected

**Requested features**

- More customization options for widgets and complications
- Ability to manually set location
- Integration with other weather/astronomy apps
- Expanded information on moon phases and celestial events
- Improved Apple Watch complications and support


### いちまい

[App page](https://appshunter.io/ios/app/1/id6762720118)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lumy free?

Lumy costs $7.99, and also offers in-app purchases.

### Is いちまい free?

いちまい is free to download, with no in-app purchases.

### Do Lumy or いちまい have ads?

Neither Lumy nor いちまい shows ads.

### Which is updated more often, Lumy or いちまい?

Lumy ships an update every 2 days, and いちまい every 6 days. Most recently, Lumy was updated on September 22, 2026 and いちまい on September 19, 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.*