# 루미 vs Shellog

The clearest difference is in-app purchases: Shellog at none against 루미's 6. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 루미 sells 6 in-app purchases, starting at $4.99 per month. Shellog asks for nothing beyond the download.

루미 ships an update weekly, Shellog every 4 days. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 루미 | Shellog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6757296520/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Subscription | — |
| Size | 112 MB | 69 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Jae Chan Lee](https://appshunter.io/developer/1865823608) | [Minseo Ko](https://appshunter.io/developer/6805713431) |

## What reviewers say

### 루미

[App page](https://appshunter.io/ios/app/id6757296520)

This app helps improve sleep by addressing the root causes of insomnia, focusing on changing habits and thoughts rather than relying on temporary aids. It offers personalized programs based on sleep psychology, daily journaling, and detailed sleep reports to help users understand and fundamentally improve their sleep patterns.

**Highlights:** Sleep psychology-based programs, Sleep status surveys, Daily sleep journaling, Sleep reports with feedback, Personalized sleep routines

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 투나잇 월간 구독 | $4.99 | per month |
| 투나잇 연간 구독 | $49.99 | per year |
| 스타터 | $29.99 | one-time |
| 딥케어 | $69.99 | one-time |
| 루미 인텐시브 | $89.99 | one-time |
| 루미 코어 | $149.99 | one-time |


### Shellog

[App page](https://appshunter.io/ios/app/shellog-pilates-and-posture/id6805713429)

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

**In-app purchases:** none


## Frequently asked questions

### Is 루미 free?

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

### Is Shellog free?

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

### Do 루미 or Shellog have ads?

Neither 루미 nor Shellog shows ads.

### Which is updated more often, 루미 or Shellog?

루미 ships an update weekly, and Shellog every 4 days. Most recently, 루미 was updated on October 9, 2026 and Shellog on October 14, 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.*