# E vs IOV

The clearest difference is update cadence: IOV at every 2 days against E's every 5 weeks. 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.

E ships an update every 5 weeks, IOV every 2 days. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | E | IOV |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Size | 33 MB | 55 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [建军 刘](https://appshunter.io/developer/1718671617) | [深圳市环宇鼎鑫科技有限公司](https://appshunter.io/developer/1639662642) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-bms/id6473353474)

**Features:** macOS Compatibility

**In-app purchases:** none


### IOV

[App page](https://appshunter.io/ios/app/iov/id6739160140)

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

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is IOV free?

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

### Do E or IOV have ads?

Neither E nor IOV shows ads.

### Which is updated more often, E or IOV?

E ships an update every 5 weeks, and IOV every 2 days. Most recently, E was updated on October 30, 2026 and IOV on November 4, 2026.

---

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