# 时间大师 vs Pledge

The clearest difference is price: 时间大师 at Free against Pledge's $0.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

时间大师 is free to download; Pledge costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 时间大师 | Pledge |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6472255181/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 39 MB | 24 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [孔目湖(北京)科技有限公司](https://appshunter.io/developer/1716853334) | [人杰 魏](https://appshunter.io/developer/1770677715) |

## What reviewers say

### 时间大师

[App page](https://appshunter.io/ios/app/id6472255181)

This app helps users improve focus and productivity by managing their time effectively. It offers features like data analysis, social motivation, and immersive experiences to combat phone overuse and build better habits.

**Highlights:** Powerful data analysis with simple operation, Engaging interactive design with a sense of ritual, Social features for goal setting and mutual motivation, Rich data feedback and reminders for consistency, Immersive experience with white noise and phone locking, Cloud synchronization across multiple devices

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

**In-app purchases:** none


### Pledge

[App page](https://appshunter.io/ios/app/pledge-habit-contract/id6759769032)

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

**In-app purchases:** none


## Frequently asked questions

### Is 时间大师 free?

时间大师 is free to download, with no in-app purchases.

### Is Pledge free?

Pledge costs $0.99, with no in-app purchases.

### Do 时间大师 or Pledge have ads?

Neither 时间大师 nor Pledge shows ads.

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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.*