# 君臣论 vs e差旅2.0

The clearest difference is in-app purchases: e差旅2.0 at none against 君臣论's 6. e差旅2.0 also leads on update cadence (fortnightly vs monthly) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. 君臣论 sells 6 one-off in-app purchases. e差旅2.0 asks for nothing beyond the download.

君臣论 ships an update monthly, e差旅2.0 fortnightly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 君臣论 | e差旅2.0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 53 MB | 60 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Quanzhou Jinshi Software Technology Co., Ltd.](https://appshunter.io/developer/1407376838) | [青岛易飞国际航空旅游服务有限公司](https://appshunter.io/developer/1387273629) |

## What reviewers say

### 君臣论

[App page](https://appshunter.io/ios/app/id1439722240)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 打赏6元 | $0.99 | one-time |
| 打赏12元 | $1.99 | one-time |
| 打赏18元 | $2.99 | one-time |
| 打赏30元 | $4.99 | one-time |
| 打赏50元 | $7.99 | one-time |
| 打赏108元 | $15.99 | one-time |


### e差旅2.0

[App page](https://appshunter.io/ios/app/e20/id6748521941)

**In-app purchases:** none


## Frequently asked questions

### Is 君臣论 free?

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

### Is e差旅2.0 free?

e差旅2.0 is free to download, with no in-app purchases.

### Do 君臣论 or e差旅2.0 have ads?

Neither 君臣论 nor e差旅2.0 shows ads.

### Which is updated more often, 君臣论 or e差旅2.0?

君臣论 ships an update monthly, and e差旅2.0 fortnightly. Most recently, 君臣论 was updated on October 29, 2026 and e差旅2.0 on October 30, 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.*