# Smart Survey vs E

The clearest difference is iOS requirement: Smart Survey at 11.0 against E's 16.4. 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.

Smart Survey ships an update every 3 months, E every 2 months. Both last shipped on October 8, 2026.

## The numbers

| Metric | Smart Survey | E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 37 MB | 59 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Delta Service S.r.l.](https://appshunter.io/developer/1504119744) | [E-FARM GmbH](https://appshunter.io/developer/1143839212) |

## What reviewers say

### Smart Survey

[App page](https://appshunter.io/ios/app/smart-survey/id1529858115)

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-farm-inspect/id1586626735)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Survey free?

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

### Is E free?

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

### Do Smart Survey or E have ads?

Neither Smart Survey nor E shows ads.

### Which is updated more often, Smart Survey or E?

Smart Survey ships an update every 3 months, and E every 2 months. Most recently, Smart Survey was updated on October 8, 2026 and E on October 8, 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.*