# i岳塘 vs e通道

The clearest difference is iOS requirement: e通道 at 9.0 against i岳塘's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

i岳塘 ships an update every 4 months, e通道 every 7 months. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | i岳塘 | e通道 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Size | 140 MB | 118 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hunan Daily](https://appshunter.io/developer/1481531193) | [湖南红网新媒科技发展有限公司](https://appshunter.io/developer/1485504595) |

## What reviewers say

### i岳塘

[App page](https://appshunter.io/ios/app/i/id1471260099)

**In-app purchases:** none


### e通道

[App page](https://appshunter.io/ios/app/e/id1509852551)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i岳塘 free?

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

### Is e通道 free?

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

### Do i岳塘 or e通道 have ads?

Neither i岳塘 nor e通道 shows ads.

### Which is updated more often, i岳塘 or e通道?

i岳塘 ships an update every 4 months, and e通道 every 7 months. Most recently, i岳塘 was updated on September 8, 2026 and e通道 on September 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*