# 小闪 vs 小天 AI

The clearest difference is in-app purchases: 小闪 at none against 小天 AI's 4. 小闪 also leads on iOS requirement (13.0 vs 16.0). 小天 AI's advantage is update cadence (every 6 days vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. 小天 AI sells 4 one-off in-app purchases. 小闪 asks for nothing beyond the download.

小闪 ships an update every 5 weeks, 小天 AI every 6 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 小闪 | 小天 AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ai/id6797421455/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 120 MB | 136 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [四川乐速云上网络科技有限公司](https://appshunter.io/developer/1556386024) | [上海同舟纪元科技有限公司](https://appshunter.io/developer/6797421457) |

## What reviewers say

### 小闪

[App page](https://appshunter.io/ios/app/id1593158178)

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

**In-app purchases:** none


### 小天 AI

[App page](https://appshunter.io/ios/app/ai/id6797421455)

This AI-powered assistant transforms your spoken goals into ready-to-use reports, tables, plans, or web pages. It handles complex tasks like research, data organization, and content creation with simple voice commands, delivering polished, shareable results.

**Highlights:** Generate reports, tables, plans, and web pages, Voice command input, Cloud-based task execution, Downloadable and shareable outputs, Data sourcing and traceability, Personalized user experience

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小额加油包 | $0.99 | one-time |
| 新手流量包 | $0.99 | one-time |
| 标准加油包 | $3.99 | one-time |
| 大额加油包 | $9.99 | one-time |


## Frequently asked questions

### Is 小闪 free?

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

### Is 小天 AI free?

小天 AI is free to download, with in-app purchases available.

### Do 小闪 or 小天 AI have ads?

Neither 小闪 nor 小天 AI shows ads.

### Which is updated more often, 小闪 or 小天 AI?

小闪 ships an update every 5 weeks, and 小天 AI every 6 days. Most recently, 小闪 was updated on November 3, 2026 and 小天 AI on October 31, 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.*