# OnDutyControl vs EV Calculators

The clearest difference is update cadence: EV Calculators at every 10 days against OnDutyControl's every 2 months. OnDutyControl's advantage is iOS requirement (11.0 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.

OnDutyControl ships an update every 2 months, EV Calculators every 10 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | OnDutyControl | EV Calculators |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Size | 11 MB | 9 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Digitalisiere Jetzt 42 GmbH](https://appshunter.io/developer/1480100999) | [Raghunath Ramidi](https://appshunter.io/developer/885897194) |

## What reviewers say

### OnDutyControl

[App page](https://appshunter.io/ios/app/ondutycontrol/id1480101000)

**Features:** macOS Compatibility

**In-app purchases:** none


### EV Calculators

[App page](https://appshunter.io/ios/app/ev-calculators/id6761554052)

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

**In-app purchases:** none


## Frequently asked questions

### Is OnDutyControl free?

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

### Is EV Calculators free?

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

### Do OnDutyControl or EV Calculators have ads?

Neither OnDutyControl nor EV Calculators shows ads.

### Which is updated more often, OnDutyControl or EV Calculators?

OnDutyControl ships an update every 2 months, and EV Calculators every 10 days. Most recently, OnDutyControl was updated on October 7, 2026 and EV Calculators on October 11, 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.*