Best apps like Refuel Buddy

9+ similar apps compared and reviewed

4.1 avg rating
5 free apps
Updated September 2026

Whether you want more options like Refuel Buddy or a completely different take on the same concept, our curated list of 9+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Refuel Buddy

Timely: Time Calculator#1

Timely: Time Calculator by Daniel Gatto

Time spans and numbers
Editor's Choice
馃敡 Utilities
2.5(2 ratings)
Free
Timely: Time Calculator screenshot 1
Timely: Time Calculator screenshot 2
Timely: Time Calculator screenshot 3
Timely: Time Calculator screenshot 4

Perform arithmetic operations on time spans and numbers with this free utility. Supports addition, subtraction, multiplication, and division, including percentages and modulus. It can also function as a standard calculator.

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4
RPN-25 CE
RPN-25 CE
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Highly popular 1975 calculator
$2.99

This app is a photo-realistic simulation of the classic HP-25 scientific calculator. It offers advanced programming features, a vast function library, and modern enhancements for enhanced usability on iOS devices.

Photo-realistic simulationProgrammable (99/999 steps)15 user-defined function keys
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M.E.L.C.
M.E.L.C.
M.E.L.C.
by Janko Enke
Free

This tool helps aircraft engineers calculate the expiration dates for airplane defects based on minimum equipment lists. It provides a clear overview of all critical dates and allows for customization of defect categories.

Calculate defect expiration datesSupports categories A, B, C, DView all important dates at a glance
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6
Time-Calc
Time-Calc
Time-Calc
by Kazuyuki Saito
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This app simplifies time calculations for personal flight logs. It exclusively handles addition and subtraction of hours and minutes, automatically interpreting the last two digits of any input as minutes.

Time additionTime subtractionAutomatic minute interpretation
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7
Boeing 787 Training Guide PRO
Boeing 787 Training Guide PRO
Boeing 787 Training Guide PRO
PRO
$24.99

This pilot-curated knowledge base offers over 2,200 questions and explanations for 787 systems and procedures. Create custom tests, filter by topic, and access a comprehensive search database to enhance your aviation studies.

2,200+ Q&A with explanationsCustom test creationTopic filtering (787-8/9)
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8
Torque Unit Converter
Torque Unit Converter
Torque Unit Converter
by Kei Suefuji
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Easily convert torque values between nine different units. Input your torque value and select the desired units for instant conversion. Supports common units like N路m, kgf路m, and lbf路ft.

Converts torque valuesSupports 9 unit typesSI unit conversion
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9
EASA FTL Calculator
EASA FTL Calculator
EASA FTL Calculator
Know your limits 路 EU 83/2014
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This app provides commercial pilots with instant, accurate calculations for duty time and Flight Duty Period limits according to EU Regulation 83/2014. It supports various extension types and acclimatization states, ensuring compliance with EASA flight time limitations.

Calculate maximum Flight Duty PeriodDetermine latest on-blocks timeSupport for split duty and in-flight rest extensions
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