# 知时 vs 72 Microseasons

The clearest difference is rating: 72 Microseasons at 5.0 against 知时's 4.0. 72 Microseasons also leads on update cadence (every 5 days vs every 3 weeks) and device support. 知时's advantage is in-app purchases (none vs 3) and iOS requirement (14.0 vs 17.0). On price, review sentiment and ratings volume there is nothing between them.

Both are free to download. 72 Microseasons sells 3 in-app purchases, starting at $0.99 per month. 知时 asks for nothing beyond the download.

72 Microseasons holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

知时 ships an update every 3 weeks, 72 Microseasons every 5 days. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 知时 | 72 Microseasons |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/id1108463535/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/72-microseasons/id6759767521/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | — | Freemium |
| Size | 163 MB | 473 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | — | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Guilin Cui](https://appshunter.io/developer/848880043) | [杨 黄](https://appshunter.io/developer/1836429380) |

## What reviewers say

### 知时

[App page](https://appshunter.io/ios/app/id1108463535)

**In-app purchases:** none


### 72 Microseasons

[App page](https://appshunter.io/ios/app/72-microseasons/id6759767521)

Discover the subtle shifts in nature throughout the year. This app details 72 distinct microseasons, each lasting about five days, explaining changes in weather, flora, and fauna. It offers a peaceful way to observe the cyclical beauty of the seasons.

**Highlights:** Daily solar term and microseason discovery, Year-round timeline of microseasons, Observations behind microseason names, Focus on weather, plants, and animals, Quiet seasonal observation tool

**Features:** macOS Compatibility, Family Sharing, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $0.99 | per month |
| Yearly Premium | $2.99 | per year |
| Lifetime Premium | $7.99 | one-time |


## Frequently asked questions

### Is 知时 free?

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

### Is 72 Microseasons free?

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

### Which has better reviews, 知时 or 72 Microseasons?

72 Microseasons is rated higher. 知时 averages 4.0 out of 5 from 1 ratings, while 72 Microseasons averages 5.0 from 1 ratings.

### Which is updated more often, 知时 or 72 Microseasons?

知时 ships an update every 3 weeks, and 72 Microseasons every 5 days. Most recently, 知时 was updated on October 7, 2026 and 72 Microseasons on October 25, 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.*