# 过期没 vs CatchSlide

The clearest difference is price: 过期没 at Free against CatchSlide's $2.99. 过期没 also leads on in-app purchases (none vs 10). CatchSlide's advantage is update cadence (every 6 days vs every 6 weeks). On ads, device support and iOS requirement there is nothing between them.

过期没 is free to download; CatchSlide costs $2.99 up front. CatchSlide sells 10 in-app purchases, starting at $0.99 per 7 days. 过期没 asks for nothing beyond the download.

过期没 ships an update every 6 weeks, CatchSlide every 6 days. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 过期没 | CatchSlide |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Size | 5 MB | 10 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [志雄 刘](https://appshunter.io/developer/1759184990) | [hyunho lee](https://appshunter.io/developer/1502508537) |

## What reviewers say

### 过期没

[App page](https://appshunter.io/ios/app/id6764079643)

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

**In-app purchases:** none


### CatchSlide

[App page](https://appshunter.io/ios/app/catchslide-lecture-slide-scan/id6790835318)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus (Weekly) | $0.99 | per 7 days |
| Pro (Weekly) | $1.49 | per 7 days |
| Plus (Monthly) | $2.49 | per month |
| Pro (Monthly) | $3.99 | per month |
| Plus (Yearly) | $7.99 | per year |
| Pro (Yearly) | $11.99 | per year |
| Pro (Upgrade) | $9.99 | one-time |
| Gift CatchSlide Plus | $14.99 | one-time |
| Pro (Subscriber Lifetime) | $17.99 | one-time |
| Gift CatchSlide Pro | $24.99 | one-time |


## Frequently asked questions

### Is 过期没 free?

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

### Is CatchSlide free?

CatchSlide costs $2.99, and also offers in-app purchases.

### Do 过期没 or CatchSlide have ads?

Neither 过期没 nor CatchSlide shows ads.

### Which is updated more often, 过期没 or CatchSlide?

过期没 ships an update every 6 weeks, and CatchSlide every 6 days. Most recently, 过期没 was updated on November 9, 2026 and CatchSlide on November 10, 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.*