# AI背单词 vs 灵光

The clearest difference is update cadence: 灵光 at every 9 days against AI背单词's every 2 months. AI背单词's advantage is iOS requirement (13.0 vs 15.0). 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.

AI背单词 ships an update every 2 months, 灵光 every 9 days. The most recent releases landed on August 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | AI背单词 | 灵光 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.9 (75 ratings)](https://appshunter.io/ios/app/ai/id6751496092/reviews)** |
| Number of ratings | — | **75** |
| Positive reviews | — | 77.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | — | Free |
| Size | 10 MB | 271 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Chengdu Yuyue Tansuo Technology Co., Ltd.](https://appshunter.io/developer/1732674059) | [Alipay (Hangzhou) Technology Co., Ltd.](https://appshunter.io/developer/333206292) |

## What reviewers say

### AI背单词

[App page](https://appshunter.io/ios/app/ai/id6478390098)

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

**In-app purchases:** none


### 灵光

[App page](https://appshunter.io/ios/app/ai/id6751496092)

This AI assistant integrates language, image, voice, and data understanding to generate multimodal outputs like 3D models, audio, charts, and animations. It offers features for quick app generation, interactive learning, and intelligent visual exploration, making complex information simple.

**Highlights:** Generate interactive apps in 30 seconds, Visualize complex knowledge with 3D models, illustrations, and animations, Understand and generate images and videos, Real-time scene understanding and visual Q&A, Interactive maps for planning and exploration, Summarize financial reports and documents

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

**In-app purchases:** none


## Frequently asked questions

### Is AI背单词 free?

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

### Is 灵光 free?

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

### Do AI背单词 or 灵光 have ads?

Neither AI背单词 nor 灵光 shows ads.

### Which is updated more often, AI背单词 or 灵光?

AI背单词 ships an update every 2 months, and 灵光 every 9 days. Most recently, AI背单词 was updated on August 22, 2026 and 灵光 on September 21, 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.*