# Simalai vs YS clean

The clearest difference is iOS requirement: YS clean at 13.0 against Simalai's 16. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Simalai ships an update every 3 weeks, YS clean every 6 weeks. The most recent releases landed on September 3, 2026 and December 4, 2025 respectively.

## The numbers

| Metric | Simalai | YS clean |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 8 MB | 12 MB |
| Requires iOS | 16 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [华 李](https://appshunter.io/developer/872554875) | [Shenzhen Yueshun Electronics Co., Ltd](https://appshunter.io/developer/1733032174) |

## What reviewers say

### Simalai

[App page](https://appshunter.io/ios/app/simalai/id994853061)

This smart dosing pump system allows for precise liquid dispensing from 0.1ml to 999ml. Control dosing volume, frequency, and timing remotely via your mobile phone. Multiple units can be wirelessly combined for expanded functionality.

**Highlights:** Precise dosing from 0.1ml, Compact and small volume design, Mobile phone control for settings, Wireless combination of multiple pumps, Adjustable dosing frequency and time

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

**In-app purchases:** none


### YS clean

[App page](https://appshunter.io/ios/app/ys-clean/id6480580046)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simalai free?

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

### Is YS clean free?

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

### Do Simalai or YS clean have ads?

Neither Simalai nor YS clean shows ads.

### Which is updated more often, Simalai or YS clean?

Simalai ships an update every 3 weeks, and YS clean every 6 weeks. Most recently, Simalai was updated on September 3, 2026 and YS clean on December 4, 2025.

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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.*