Comparison

Time vs Ultra Light Performance Tool

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

Head to head
About

Time

Calculate time durations with hours and minutes. Supports addition, subtraction, multiplication, and division, with features like calculation history, memory keys, and customizable preset buttons for quick time additions. Choose from various color themes.

Highlights
  • Calculate hours and minutes
  • Add, subtract, multiply, divide time
  • Calculation history saved
  • Memory keys for subtotals
  • Preset keys for one-touch time addition
  • Customizable color themes
Features
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This application allows you to calculate time (hours and minutes). You can calculate things like 1:30+0:50. When you enter a number, ":" is automatically inserted to separate the hour and minute, so you can calculate quickly. This is useful for calculating total work hours, time spent on daily errands, and travel time. You can add, subtract, multiply, and divide. The calculation history is automatically saved, so you can check it later. A memory key is provided, allowing you to save and add subtotals. Minutes that are often used for calculations (15 minutes, 30 minutes, etc.) can be registered and used for one-touch addition. A button to add 24 hours is provided for calculations when crossing days. It comes in a variety of colors such as orange, green, cyan, pink, and black, and you can choose the one you like best. [ List of functions ] You can calculate hours and minutes, or minutes and seconds. You can check the calculation history, and touch the answer displayed in the history to reuse it for calculations. The memory keys can be used to save, add, and subtract subtotals. By setting the preset keys, you can use the most frequently used time (minutes) for calculation with a single touch. The color of the application can be selected.

About

Ultra Light Performance Tool

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Ultra Light Performance Tool (ULPT) is an Open-Source-Project meant for takeoff performance calculations for ultra light aircraft. It was created by a team of flight instructors and software developers aiming to give new pilots an idea of how certain environmental conditions may affect the performance of their aircraft during takeoff. This very version is published by Worldpixel Software and is proprietary and closed as such. It is almost completely based on the open source variant of ULPT and varies only by some changes necessary for store publication. Features: •Add Aircraft and Airports with respective data •Calculation of factorized takeoff distance for ultra light aircraft •Calculations based on Flugsicherheitsmitteilung (Flight Safety Letter) FSM 3/75 of the LBA (German Civil Aviation Authority) as well as AOPA Safety Letter June 2020 Project Website: https://github.com/FrenchTacoDev/ultra_light_performance_tool

Screenshots

Time4 screens
Ultra Light Performance Tool4 screens

Verdict

The call

The clearest difference is price: Ultra Light Performance Tool at Free against Time's $1.99. Ultra Light Performance Tool also leads on update cadence (every 3 months vs every 14 months). Time's advantage is in-app purchases (none vs 7). On ads, device support and iOS requirement there is nothing between them.

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

Ultra Light Performance Tool is free to download; Time costs $1.99 up front. Ultra Light Performance Tool sells 7 one-off in-app purchases. Time asks for nothing beyond the download.

UpkeepUpdate frequency

Time ships an update every 14 months, Ultra Light Performance Tool every 3 months. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 7 level
Time versus Ultra Light Performance Tool: the parameters behind the verdict, then further details
ParameterTimeUltra Light Performance Tool
Price$1.99Free — better
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 14 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.012.0 — better
Further details — not scored
Size64 MB30 MB
Age rating4+4+
DeveloperYUTAKA KENJOKonstantin Ludwig

In-app purchases

None

Time

No in-app purchases

7 purchases

Ultra Light Performance Tool

One-time7
  • Donation 1€$0.99
  • Donation 1€$1.99
  • Donation 1€$3.99
Show 4 more
  • Donation 1€$8.99
  • Donation 1€$12.99
  • Donation 1€$17.99
  • Donation 1€$44.99

Questions

Is Time free?
Time costs $1.99, with no in-app purchases.
Is Ultra Light Performance Tool free?
Ultra Light Performance Tool is free to download, with in-app purchases available.
Do Time or Ultra Light Performance Tool have ads?
Neither Time nor Ultra Light Performance Tool shows ads.
Which is updated more often, Time or Ultra Light Performance Tool?
Time ships an update every 14 months, and Ultra Light Performance Tool every 3 months. Most recently, Time was updated on September 21, 2026 and Ultra Light Performance Tool on September 10, 2026.

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