# PureDrive vs E

The clearest difference is update cadence: E at daily against PureDrive's every 3 months. PureDrive's advantage is iOS requirement (12.0 vs 15.6). 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.

PureDrive ships an update every 3 months, E daily. The most recent releases landed on September 11, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | PureDrive | E |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 11.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Free | — |
| Size | 13 MB | 18 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Puredrive Energy Ltd](https://appshunter.io/developer/1536396853) | [Kaspars Markvarts](https://appshunter.io/developer/1462572948) |

## What reviewers say

### PureDrive

[App page](https://appshunter.io/ios/app/puredrive/id1536396851)

Monitor your home's energy usage and battery status remotely. Track solar generation, grid consumption, and household power flow to understand your energy behavior and environmental impact.

**Highlights:** Monitor battery charge and behavior, View home and battery status, Track household consumption, Analyze solar and grid energy usage, Access historical energy data, Understand environmental benefits

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-smart-plus/id6743126457)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PureDrive free?

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

### Is E free?

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

### Do PureDrive or E have ads?

Neither PureDrive nor E shows ads.

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

PureDrive ships an update every 3 months, and E daily. Most recently, PureDrive was updated on September 11, 2026 and E on September 20, 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.*