# 火星探索者 vs 精益助手LeanAsst

The clearest difference is update cadence: 精益助手LeanAsst at monthly against 火星探索者's every 17 months. On price, ads, in-app purchases and device support there is nothing between them.

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

火星探索者 ships an update every 17 months, 精益助手LeanAsst monthly. The most recent releases landed on June 4, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | 火星探索者 | 精益助手LeanAsst |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Monthly** |
| Size | 128 MB | 44 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Du Chongyang Trading Co., Ltd](https://appshunter.io/developer/1454881718) | [苏州寻道者软件科技有限公司](https://appshunter.io/developer/1186533298) |

## What reviewers say

### 火星探索者

[App page](https://appshunter.io/ios/app/id1535921982)

**Features:** macOS Compatibility

**In-app purchases:** none


### 精益助手LeanAsst

[App page](https://appshunter.io/ios/app/leanasst/id1597903587)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 火星探索者 free?

火星探索者 is free to download, with no in-app purchases.

### Is 精益助手LeanAsst free?

精益助手LeanAsst is free to download, with no in-app purchases.

### Do 火星探索者 or 精益助手LeanAsst have ads?

Neither 火星探索者 nor 精益助手LeanAsst shows ads.

### Which is updated more often, 火星探索者 or 精益助手LeanAsst?

火星探索者 ships an update every 17 months, and 精益助手LeanAsst monthly. Most recently, 火星探索者 was updated on June 4, 2026 and 精益助手LeanAsst on September 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.*