Comparison

Kodiak Performance vs Sleep Spa Technology

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Kodiak Performance

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
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Kodiak Performance computes all the useful performance numbers for flight planning for Daher Kodiak aircraft. It includes calculations for takeoff, landing, climb, cruise, descent, instrument procedures as well as emergencies. It has a flexible Weight and Balance calculator that allows custom seating and cabin cargo arrangements. The W&B calculator also allows storing common crew and passenger weights in a database for quick reuse. The app also includes an interactive hold calculator, a risk analysis tool, and an emergency glide distance calculator that handles head and tailwinds. Kodiak Performance is also available on other mobile devices and as a WebApp (an App that runs in a browser) that runs on a variety of platforms (PC, Mac, tablets, phones). The cloud sync feature allows flight planning profiles entered on any device to be synchronized with your other devices when connected to the Internet. Kodiak Performance is a free, open-source development effort and has Apps and WebApps for other aircraft. See http://pohperformance.com for complete details.

About

Sleep Spa Technology

Features
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Experience the ultimate relaxation with Sleep Spa Technology, powered by advanced German technology to help you sleep deeper and faster every night.

Screenshots

Kodiak Performance4 screens
Sleep Spa Technology4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

ScorecardNo meaningful differences
Kodiak Performance versus Sleep Spa Technology: the parameters behind the verdict, then further details
ParameterKodiak PerformanceSleep Spa Technology
PriceFreeFree
Rating5.0 (4 ratings) — better—
Number of ratings4 — better—
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size17 MB41 MB
Age rating4+4+
DeveloperPOH Performance L.L.C.DewertOkin Technology Group Co., Ltd.

In-app purchases

None

Kodiak Performance

No in-app purchases

None

Sleep Spa Technology

No in-app purchases

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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