# 经济观察网－理性·建设性 vs 久期财经

The clearest difference is update cadence: 久期财经 at weekly against 经济观察网－理性·建设性's every 4 months. 久期财经 also leads on iOS requirement (10.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

经济观察网－理性·建设性 ships an update every 4 months, 久期财经 weekly. The most recent releases landed on September 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 经济观察网－理性·建设性 | 久期财经 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.3 (3 ratings)](https://appshunter.io/ios/app/id398340113/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 15 MB | 86 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [eeo](https://appshunter.io/developer/398225268) | [SHENZHEN DURATION INFOTECH CO LTD](https://appshunter.io/developer/1473922707) |

## What reviewers say

### 经济观察网－理性·建设性

[App page](https://appshunter.io/ios/app/id398340113)

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

**In-app purchases:** none


### 久期财经

[App page](https://appshunter.io/ios/app/id1473922708)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 经济观察网－理性·建设性 free?

经济观察网－理性·建设性 is free to download, with no in-app purchases.

### Is 久期财经 free?

久期财经 is free to download, with no in-app purchases.

### Do 经济观察网－理性·建设性 or 久期财经 have ads?

Neither 经济观察网－理性·建设性 nor 久期财经 shows ads.

### Which is updated more often, 经济观察网－理性·建设性 or 久期财经?

经济观察网－理性·建设性 ships an update every 4 months, and 久期财经 weekly. Most recently, 经济观察网－理性·建设性 was updated on September 24, 2026 and 久期财经 on October 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.*