# RainLoop vs Lull

The clearest difference is in-app purchases: RainLoop at none against Lull's 2. Lull's advantage is update cadence (every 2 days vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Lull sells 2 in-app purchases, starting at $0.99 per month. RainLoop asks for nothing beyond the download.

RainLoop ships an update every 10 days, Lull every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | RainLoop | Lull |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 52 MB | 15 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SANWA Inc.](https://appshunter.io/developer/1878028373) | [Ke Tong](https://appshunter.io/developer/6773978273) |

## What reviewers say

### RainLoop

[App page](https://appshunter.io/ios/app/rainloop/id6760632041)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lull

[App page](https://appshunter.io/ios/app/lull-white-noise-and-rain-sleep/id6787627523)

Create personalized soundscapes for sleep and relaxation by layering various ambient sounds. Enjoy an ad-free, offline experience with a generative music option that never repeats. Track your sleep patterns and set gentle fade-out timers.

**Highlights:** Layered sound mixing, Generative Dream Pad music, Offline functionality, Sleep timer, Sleep log, Customizable soundscapes

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lull Premium (Monthly) | $0.99 | per month |
| Lull Premium (Yearly) | $9.99 | per year |


## Frequently asked questions

### Is RainLoop free?

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

### Is Lull free?

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

### Do RainLoop or Lull have ads?

Neither RainLoop nor Lull shows ads.

### Which is updated more often, RainLoop or Lull?

RainLoop ships an update every 10 days, and Lull every 2 days. Most recently, RainLoop was updated on October 31, 2026 and Lull on October 31, 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.*