# 루미 vs ShiftRhythm

The clearest difference is monetization model: ShiftRhythm at free with in-app purchases against 루미's subscription. ShiftRhythm also leads on ads (none vs shown) and update cadence (every 2 days vs every 11 days). 루미's advantage is iOS requirement (15.1 vs 17.0). On price, review sentiment, in-app purchases and device support there is nothing between them.

Both are free to download. 루미 sells 3 one-off in-app purchases and ShiftRhythm sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

루미 ships an update every 11 days, ShiftRhythm every 2 days. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | 루미 | ShiftRhythm |
| --- | --- | --- |
| 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 | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 11 days | **Every 2 days** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 121 MB | 17 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jae Chan Lee](https://appshunter.io/developer/1865823608) | [Jaeyoun Kim](https://appshunter.io/developer/6772886377) |

## 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 (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 스타터 | $9.99 | one-time |
| 루미 코어 | $29.99 | one-time |
| 루미 인텐시브 | $59.99 | one-time |


### ShiftRhythm

[App page](https://appshunter.io/ios/app/shiftrhythm-shift-sleep/id6776639759)

This app helps night shift workers optimize their sleep and light exposure based on their unique work schedules. It provides personalized guidance for sleep, naps, and light interaction to align with your body's natural circadian rhythm.

**Highlights:** Personalized sleep and nap timing, Light exposure guidance, Circadian rhythm insights (DLMO, CBTmin), Sleep score and debt tracking, Customizable roster presets, Apple Watch app and widgets

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $14.99 | per year |
| Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is 루미 free?

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

### Is ShiftRhythm free?

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

### Do 루미 or ShiftRhythm have ads?

루미 shows ads; ShiftRhythm does not.

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

루미 ships an update every 11 days, and ShiftRhythm every 2 days. Most recently, 루미 was updated on October 31, 2026 and ShiftRhythm on November 1, 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.*