# OptiUnit vs Imput

The clearest difference is update cadence: OptiUnit at every 3 months against Imput's every 6 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.

OptiUnit ships an update every 3 months, Imput every 6 months. The most recent releases landed on September 8, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | OptiUnit | Imput |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Size | 61 MB | 97 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OptiUnit ApS](https://appshunter.io/developer/1529437877) | [Imput ApS](https://appshunter.io/developer/1677132342) |

## What reviewers say

### OptiUnit

[App page](https://appshunter.io/ios/app/optiunit/id1529437875)

**Features:** macOS Compatibility

**In-app purchases:** none


### Imput

[App page](https://appshunter.io/ios/app/imput-ev-charging/id6446284296)

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

**In-app purchases:** none


## Frequently asked questions

### Is OptiUnit free?

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

### Is Imput free?

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

### Do OptiUnit or Imput have ads?

Neither OptiUnit nor Imput shows ads.

### Which is updated more often, OptiUnit or Imput?

OptiUnit ships an update every 3 months, and Imput every 6 months. Most recently, OptiUnit was updated on September 8, 2026 and Imput on September 17, 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.*