# Kodiak Performance vs Sleep Spa Technology

Kodiak Performance and Sleep Spa Technology are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Kodiak Performance ships an update every 2 months, Sleep Spa Technology every 3 months. The most recent releases landed on September 14, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Kodiak Performance | Sleep Spa Technology |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/kodiak-performance/id1551712817/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 41 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [POH Performance L.L.C.](https://appshunter.io/developer/641403529) | [DewertOkin Technology Group Co., Ltd.](https://appshunter.io/developer/1108264169) |

## What reviewers say

### Kodiak Performance

[App page](https://appshunter.io/ios/app/kodiak-performance/id1551712817)

This app provides essential flight performance calculations for Daher Kodiak aircraft, covering takeoff, landing, climb, cruise, descent, and emergency procedures. It features a flexible weight and balance calculator with custom arrangements and database storage for weights, plus an interactive hold calculator and risk analysis tool.

**Highlights:** Flight performance calculations, Weight and Balance calculator, Custom seating and cargo arrangements, Interactive hold calculator, Risk analysis tool, Emergency glide distance calculator, Cloud sync across devices

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

**In-app purchases:** none


### Sleep Spa Technology

[App page](https://appshunter.io/ios/app/sleep-spa-technology/id6747935094)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kodiak Performance free?

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

### Is Sleep Spa Technology free?

Sleep Spa Technology is free to download, with no in-app purchases.

### Do Kodiak Performance or Sleep Spa Technology have ads?

Neither Kodiak Performance nor Sleep Spa Technology shows ads.

### Which is updated more often, Kodiak Performance or Sleep Spa Technology?

Kodiak Performance ships an update every 2 months, and Sleep Spa Technology every 3 months. Most recently, Kodiak Performance was updated on September 14, 2026 and Sleep Spa Technology 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.*