# OptiUnit vs Kaynat GPS

The clearest difference is iOS requirement: OptiUnit at 13.0 against Kaynat GPS's 17.0. 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.

OptiUnit ships an update every 3 months, Kaynat GPS every 4 months. The most recent releases landed on October 25, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | OptiUnit | Kaynat GPS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 61 MB | 150 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [OptiUnit ApS](https://appshunter.io/developer/1529437877) | [Kaynat Vehicles Tracking Services](https://appshunter.io/developer/1861444416) |

## What reviewers say

### OptiUnit

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Kaynat GPS

[App page](https://appshunter.io/ios/app/kaynat-gps/id6756569216)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OptiUnit free?

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

### Is Kaynat GPS free?

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

### Do OptiUnit or Kaynat GPS have ads?

Neither OptiUnit nor Kaynat GPS shows ads.

### Which is updated more often, OptiUnit or Kaynat GPS?

OptiUnit ships an update every 3 months, and Kaynat GPS every 4 months. Most recently, OptiUnit was updated on October 25, 2026 and Kaynat GPS 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.*