# SoapDIY vs 生命数字

The clearest difference is update cadence: SoapDIY at every 2 months against 生命数字's every 7 months. SoapDIY also leads on iOS requirement (8.0 vs 13.4). On price, ads, in-app purchases and device support there is nothing between them.

SoapDIY costs $2.99 and 生命数字 $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SoapDIY ships an update every 2 months, 生命数字 every 7 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | SoapDIY | 生命数字 |
| --- | --- | --- |
| Price | $2.99 | $2.99 |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Paid | — |
| Size | 17 MB | 19 MB |
| Requires iOS | **8.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chen Yuan Chang](https://appshunter.io/developer/1388196842) | [Lisen Huang](https://appshunter.io/developer/1237513723) |

## What reviewers say

### SoapDIY

[App page](https://appshunter.io/ios/app/soapdiy/id1388196843)

This app assists in creating handmade soap by managing recipes, automatically calculating ingredients like lye and water, and providing analysis of soap properties. It includes a database of oils and additives, with options for customization and sharing your creations.

**Highlights:** Recipe saving and management, Automatic ingredient calculation (lye, water), Customizable oil and additive database, Soap analysis (foam, cleansing, moisturizing), Formula adjustment for water content, Sharing of soap content

**Features:** macOS Compatibility

**In-app purchases:** none


### 生命数字

[App page](https://appshunter.io/ios/app/id6733247534)

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

**In-app purchases:** none


## Frequently asked questions

### Is SoapDIY free?

SoapDIY costs $2.99, with no in-app purchases.

### Is 生命数字 free?

生命数字 costs $2.99, with no in-app purchases.

### Do SoapDIY or 生命数字 have ads?

Neither SoapDIY nor 生命数字 shows ads.

### Which is updated more often, SoapDIY or 生命数字?

SoapDIY ships an update every 2 months, and 生命数字 every 7 months. Most recently, SoapDIY was updated on November 2, 2026 and 生命数字 on November 4, 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.*