# iBooMas+ vs YMENGSi

The clearest difference is ads: YMENGSi at none against iBooMas+'s shown. iBooMas+'s advantage is update cadence (monthly vs every 12 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

iBooMas+ ships an update monthly, YMENGSi every 12 months. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | iBooMas+ | YMENGSi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/iboomas-plus/id6677010857/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 12 months |
| Monetization | Ad-supported | — |
| Size | 82 MB | 45 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [2022 Rovos](https://appshunter.io/developer/1650186305) | [晓忠 缪](https://appshunter.io/developer/1489795864) |

## What reviewers say

### iBooMas+

[App page](https://appshunter.io/ios/app/iboomas-plus/id6677010857)

This app offers advanced massage modes and an ergonomic design to alleviate fatigue and enhance well-being. Experience exclusive comfort and begin self-care with its fashionable and exquisite appearance.

**Highlights:** Advanced massage modes, Ergonomic design integration, Fatigue alleviation, Body and mind comfort, Self-care initiation

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

**In-app purchases:** none


### YMENGSi

[App page](https://appshunter.io/ios/app/ymengsi/id6748900041)

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

**In-app purchases:** none


## Frequently asked questions

### Is iBooMas+ free?

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

### Is YMENGSi free?

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

### Do iBooMas+ or YMENGSi have ads?

iBooMas+ shows ads; YMENGSi does not.

### Which is updated more often, iBooMas+ or YMENGSi?

iBooMas+ ships an update monthly, and YMENGSi every 12 months. Most recently, iBooMas+ was updated on October 4, 2026 and YMENGSi on October 7, 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.*