# ZAP短信 vs UnblockPiP

The clearest difference is monetization model: UnblockPiP at free against ZAP短信's paid. ZAP短信's advantage is ads (none vs shown) and review sentiment (50% vs 17%). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. ZAP短信 sells 6 in-app purchases, starting at $0.99 per month and UnblockPiP sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ZAP短信 holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 11 and 4 respectively. Written reviews point the same way: 50% of ZAP短信's written reviews are positive against 17% of UnblockPiP's.

ZAP短信 ships an update fortnightly, UnblockPiP every 9 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | ZAP短信 | UnblockPiP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (11 ratings)](https://appshunter.io/ios/app/zap-ai/id1547579838/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/unblockpip-float-video-player/id6759963993/reviews) |
| Number of ratings | **11** | 4 |
| Positive reviews | **50.0% of reviews** | 16.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Paid | **Free** |
| Size | 18 MB | 23 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [经纬 郭](https://appshunter.io/developer/1159251754) | [Valeriya Pekar](https://appshunter.io/developer/1600468027) |

## What reviewers say

### ZAP短信

[App page](https://appshunter.io/ios/app/zap-ai/id1547579838)

This app intelligently filters and categorizes your SMS messages locally using a smart model trained on user-submitted data. It offers customizable rules for de-sensitizing and filtering various message types, enhancing privacy and organization without relying on external services.

**Highlights:** Local intelligent SMS filtering, Categorization of SMS types, Customizable de-sensitization rules, Customizable keyword and sender filtering, iCloud multi-device synchronization, Local model training via Apple Watch

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZAP Monthly | $0.99 | per month |
| ZAP Yearly | $4.99 | per year |
| A Cup of Coffee | $0.99 | one-time |
| A Lunch | $2.99 | one-time |
| Full Energy | $9.99 | one-time |
| ZAP Pro Lifetime | $12.99 | one-time |


### UnblockPiP

[App page](https://appshunter.io/ios/app/unblockpip-float-video-player/id6759963993)

This Safari extension allows you to detach web videos into a Picture in Picture window, enabling background playback while you multitask. Enjoy seamless video and audio continuity across apps and browsing sessions.

**Highlights:** Detach videos into Picture in Picture, Background audio playback, Safari extension integration, Quick access to recent videos, Private by design, no tracking, One-time purchase

**Features:** macOS Compatibility, Safari Extension, Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $18.99 | per year |
| Lifetime purchase | $29.99 | one-time |


## Frequently asked questions

### Is ZAP短信 free?

ZAP短信 is free to download, with in-app purchases available.

### Is UnblockPiP free?

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

### Which has better reviews, ZAP短信 or UnblockPiP?

ZAP短信 is rated higher. ZAP短信 averages 4.3 out of 5 from 11 ratings, while UnblockPiP averages 4.0 from 4 ratings.

### Do ZAP短信 or UnblockPiP have ads?

UnblockPiP shows ads; ZAP短信 does not.

### Which is updated more often, ZAP短信 or UnblockPiP?

ZAP短信 ships an update fortnightly, and UnblockPiP every 9 days. Most recently, ZAP短信 was updated on November 3, 2026 and UnblockPiP on November 5, 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.*