# 识之 vs OnesightAR·ConstructionAsst.

The clearest difference is ads: OnesightAR·ConstructionAsst. at none against 识之's shown. 识之's advantage is iOS requirement (10.0 vs 12.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 26, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 识之 | OnesightAR·ConstructionAsst. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | Every 3 months |
| Size | 53 MB | 338 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [亮 钟](https://appshunter.io/developer/1437141355) | [以见科技(上海)有限公司](https://appshunter.io/developer/1401741161) |

## What reviewers say

### 识之

[App page](https://appshunter.io/ios/app/ai/id1441597334)

**Features:** macOS Compatibility

**In-app purchases:** none


### OnesightAR·ConstructionAsst.

[App page](https://appshunter.io/ios/app/onesightarconstructionasst/id1545378009)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 识之 free?

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

### Is OnesightAR·ConstructionAsst. free?

OnesightAR·ConstructionAsst. is free to download, with no in-app purchases.

### Do 识之 or OnesightAR·ConstructionAsst. have ads?

识之 shows ads; OnesightAR·ConstructionAsst. does not.

### Which is updated more often, 识之 or OnesightAR·ConstructionAsst.?

识之 ships an update every 3 months, and OnesightAR·ConstructionAsst. every 3 months. Most recently, 识之 was updated on October 26, 2026 and OnesightAR·ConstructionAsst. on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*