# 智能词表 vs Delta单词

The clearest difference is update cadence: Delta单词 at daily against 智能词表's every 3 weeks. 智能词表's advantage is iOS requirement (13.0 vs 15.1). 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.

智能词表 ships an update every 3 weeks, Delta单词 daily. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 智能词表 | Delta单词 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Size | 35 MB | 180 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tong Liu](https://appshunter.io/developer/881214826) | [田丰 何](https://appshunter.io/developer/1674464316) |

## What reviewers say

### 智能词表

[App page](https://appshunter.io/ios/app/id1517415591)

**Features:** macOS Compatibility

**In-app purchases:** none


### Delta单词

[App page](https://appshunter.io/ios/app/delta/id6744654342)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 智能词表 free?

智能词表 is free to download, with no in-app purchases.

### Is Delta单词 free?

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

### Do 智能词表 or Delta单词 have ads?

Neither 智能词表 nor Delta单词 shows ads.

### Which is updated more often, 智能词表 or Delta单词?

智能词表 ships an update every 3 weeks, and Delta单词 daily. Most recently, 智能词表 was updated on November 3, 2026 and Delta单词 on October 30, 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.*