# 环保小智 vs i温暖

The clearest difference is iOS requirement: 环保小智 at 12.0 against i温暖'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.

环保小智 ships an update monthly, i温暖 every 6 weeks. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 环保小智 | i温暖 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 81 MB | 23 MB |
| Requires iOS | **12.0** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Hangzhou Qingshen Environmental Protection Technology Co., Ltd.](https://appshunter.io/developer/1508942974) | [温州市博奕成套设备工程有限公司](https://appshunter.io/developer/1726143288) |

## What reviewers say

### 环保小智

[App page](https://appshunter.io/ios/app/id1508942975)

**Features:** macOS Compatibility

**In-app purchases:** none


### i温暖

[App page](https://appshunter.io/ios/app/i/id6476188427)

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

**In-app purchases:** none


## Frequently asked questions

### Is 环保小智 free?

环保小智 is free to download, with no in-app purchases.

### Is i温暖 free?

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

### Do 环保小智 or i温暖 have ads?

Neither 环保小智 nor i温暖 shows ads.

### Which is updated more often, 环保小智 or i温暖?

环保小智 ships an update monthly, and i温暖 every 6 weeks. Most recently, 环保小智 was updated on October 10, 2026 and i温暖 on October 8, 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.*