# 识之 vs 识万物

The clearest difference is price: 识之 at Free against 识万物's $0.99. 识之 also leads on update cadence (every 3 months vs every 67 months) and device support (3 vs 1). 识万物's advantage is ads (none vs shown). On in-app purchases there is nothing between them.

识之 is free to download; 识万物 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

识之 ships an update every 3 months, 识万物 every 67 months. The most recent releases landed on October 13, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 识之 | 识万物 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 67 months |
| Size | 53 MB | 1 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [亮 钟](https://appshunter.io/developer/1437141355) | [志新 蔡](https://appshunter.io/developer/1252951112) |

## What reviewers say

### 识之

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 识万物

[App page](https://appshunter.io/ios/app/id1455814765)

**In-app purchases:** none


## Frequently asked questions

### Is 识之 free?

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

### Is 识万物 free?

识万物 costs $0.99, with no in-app purchases.

### Do 识之 or 识万物 have ads?

识之 shows ads; 识万物 does not.

### Which is updated more often, 识之 or 识万物?

识之 ships an update every 3 months, and 识万物 every 67 months. Most recently, 识之 was updated on October 13, 2026 and 识万物 on September 22, 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.*