# OVAL Key vs E

The clearest difference is update cadence: E at every 3 weeks against OVAL Key's every 2 months. 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.

OVAL Key ships an update every 2 months, E every 3 weeks. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OVAL Key | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/oval-key/id1452141303/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 26 MB | 35 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ImGATE, Inc.](https://appshunter.io/developer/1434808258) | [Passtech co., ltd](https://appshunter.io/developer/1230326855) |

## What reviewers say

### OVAL Key

[App page](https://appshunter.io/ios/app/oval-key/id1452141303)

Access your home remotely by obtaining a mobile key from your property manager. This application allows you to easily open your door using your smartphone.

**Highlights:** Mobile key access, Remote door opening, Manager key distribution, Easy to use interface

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-smart-mobile/id1536872427)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OVAL Key free?

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

### Is E free?

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

### Do OVAL Key or E have ads?

Neither OVAL Key nor E shows ads.

### Which is updated more often, OVAL Key or E?

OVAL Key ships an update every 2 months, and E every 3 weeks. Most recently, OVAL Key was updated on October 22, 2026 and E 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.*