# 畅行51 vs 智石地图

The clearest difference is update cadence: 智石地图 at every 3 months against 畅行51's every 7 months. 智石地图 also leads on iOS requirement (9.0 vs 12.0). 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.

畅行51 ships an update every 7 months, 智石地图 every 3 months. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 畅行51 | 智石地图 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Size | 34 MB | 20 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [涛 宋](https://appshunter.io/developer/1156329342) | [Bright Beacon Technology Co., Ltd.](https://appshunter.io/developer/1558394044) |

## What reviewers say

### 畅行51

[App page](https://appshunter.io/ios/app/51/id1455955477)

**Features:** macOS Compatibility

**In-app purchases:** none


### 智石地图

[App page](https://appshunter.io/ios/app/id1475753832)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 畅行51 free?

畅行51 is free to download, with no in-app purchases.

### Is 智石地图 free?

智石地图 is free to download, with no in-app purchases.

### Do 畅行51 or 智石地图 have ads?

Neither 畅行51 nor 智石地图 shows ads.

### Which is updated more often, 畅行51 or 智石地图?

畅行51 ships an update every 7 months, and 智石地图 every 3 months. Most recently, 畅行51 was updated on October 26, 2026 and 智石地图 on October 29, 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.*