# D vs i

The clearest difference is iOS requirement: D at 13.0 against i's 18.1. 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.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | D | i |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 86 MB | 5 MB |
| Requires iOS | **13.0** | 18.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DongBin](https://appshunter.io/developer/1757539852) | [INFOTECH STUDIO DOO NIS](https://appshunter.io/developer/1847366423) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-volt/id6547837236)

Manage your electric vehicle charging experience with a single app. Control chargers, set schedules, and monitor real-time charging information for home and on-the-go use. Effortlessly share your home charger with others.

**Highlights:** EV charger control, Charging schedules, Real-time monitoring, Share home charger, Cloud device upload

**In-app purchases:** none


### i

[App page](https://appshunter.io/ios/app/i-park-copilot/id6754247463)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is i free?

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

### Do D or i have ads?

Neither D nor i shows ads.

### Which is updated more often, D or i?

D ships an update monthly, and i monthly. Most recently, D was updated on October 8, 2026 and i on October 12, 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.*