# Sentence vs 图片压缩

The clearest difference is price: Sentence at Free against 图片压缩's $0.99. Sentence also leads on update cadence (every 8 days vs every 6 weeks). 图片压缩's advantage is in-app purchases (none vs 5) and device support (4 vs 1). On ads there is nothing between them.

Sentence is free to download; 图片压缩 costs $0.99 up front. Sentence sells 5 in-app purchases, starting at $1.99 per 7 days. 图片压缩 asks for nothing beyond the download.

Sentence ships an update every 8 days, 图片压缩 every 6 weeks. The most recent releases landed on August 22, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Sentence | 图片压缩 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/sentence-screen-time-control/id6759405604/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 6 weeks |
| Monetization | Subscription | — |
| Size | 19 MB | 2 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Daksh Kaushik](https://appshunter.io/developer/1868343853) | [利龙 张](https://appshunter.io/developer/1649262253) |

## What reviewers say

### Sentence

[App page](https://appshunter.io/ios/app/sentence-screen-time-control/id6759405604)

This app introduces a unique approach to screen time management by requiring users to handwrite and scan a sentence to unlock blocked applications. It aims to create a deliberate pause between impulse and action, offering a robust system for managing digital distractions.

**Highlights:** Handwritten sentence scanning for app unlock, Block specific apps or categories, Customizable time-based schedules, Multiple block group configurations, Zen Mode to prevent app deletion, Choice of sentence prompts (enquiry, affirmation, literature, roasting, custom)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $4.99 | per month |
| Annual Premum | $9.99 | per year |
| Annual Premium | $19.99 | per year |
| Lifetime Premium | $34.99 | one-time |


### 图片压缩

[App page](https://appshunter.io/ios/app/id6768667875)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sentence free?

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

### Is 图片压缩 free?

图片压缩 costs $0.99, with no in-app purchases.

### Do Sentence or 图片压缩 have ads?

Neither Sentence nor 图片压缩 shows ads.

### Which is updated more often, Sentence or 图片压缩?

Sentence ships an update every 8 days, and 图片压缩 every 6 weeks. Most recently, Sentence was updated on August 22, 2026 and 图片压缩 on September 11, 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.*