# 环保小智 vs 慧智签

环保小智 and 慧智签 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, 慧智签 every 6 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 环保小智 | 慧智签 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 81 MB | 57 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Hangzhou Qingshen Environmental Protection Technology Co., Ltd.](https://appshunter.io/developer/1508942974) | [北京智科星云数字科技有限公司](https://appshunter.io/developer/1687040758) |

## What reviewers say

### 环保小智

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 慧智签

[App page](https://appshunter.io/ios/app/id6470641586)

**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 慧智签 free?

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

### Do 环保小智 or 慧智签 have ads?

Neither 环保小智 nor 慧智签 shows ads.

### Which is updated more often, 环保小智 or 慧智签?

环保小智 ships an update monthly, and 慧智签 every 6 weeks. Most recently, 环保小智 was updated on November 3, 2026 and 慧智签 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.*