# yeelight商店体验版 vs HydroCalc Basic

The clearest difference is in-app purchases: yeelight商店体验版 at none against HydroCalc Basic's 1. yeelight商店体验版 also leads on iOS requirement (10.0 vs 15.1). HydroCalc Basic's advantage is device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. HydroCalc Basic sells 1 one-off in-app purchase. yeelight商店体验版 asks for nothing beyond the download.

## The numbers

| Metric | yeelight商店体验版 | HydroCalc Basic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 11 days |
| Size | 104 MB | 35 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Qingdao Yeelink Information Technology Co., Ltd.](https://appshunter.io/developer/583263850) | [Transparent Blue Water LLC](https://appshunter.io/developer/1847968351) |

## What reviewers say

### yeelight商店体验版

[App page](https://appshunter.io/ios/app/yeelight/id1484618616)

**In-app purchases:** none


### HydroCalc Basic

[App page](https://appshunter.io/ios/app/hydrocalc-basic/id6752577110)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Flow Units & Ad-Free | $1.99 | one-time |


## Frequently asked questions

### Is yeelight商店体验版 free?

yeelight商店体验版 is free to download, with no in-app purchases.

### Is HydroCalc Basic free?

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

### Do yeelight商店体验版 or HydroCalc Basic have ads?

Neither yeelight商店体验版 nor HydroCalc Basic shows ads.

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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.*