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Download All-In-One Calculator 2.1.9 APK
Target: Android 11 (API 30)
What's new in All-In-One Calculator 2.1.9
Version 2.1.9
• Added a language picker in the settings dialog. Use it to change the app language independent from the device language.
• Added Bengali, Greek, Kazakh, Swedish and Ukrainian translations.
• Added kgf/cm2 to Pressure converter.
Join the translation effort here: bit.ly/2xzUcbm
About All-In-One Calculator 2.1.9
The original All-In-One Calculator for Android
It's a FREE, complete and easy to use multi calculator & converter.
Premium
What does it do?
Designed with simplicity in mind, it helps you solve everyday problems.
From simple or complex calculations, to unit and currency conversions, percentages, proportions, areas, volumes, etc... it does it all. And it does it good!
This is the PERFECT Calculator
Passionate development combined with constant feedback we receive from our users resulted in that we think is the best multi calculator on the store.
Featuring over 75 FREE Calculators and Unit Converters packed in with a Simple or Scientific Calculator, it's the only calculator you will need from now on on your device.
Oh, and did we say it is completely FREE?
Yes, it is free. We think everyone should enjoy this.
If you are a student, teacher, engineer, handyman, contractor or just somebody who struggles with math & conversions, you really should give this one a try.
• Use it for simple or complex calculations
• Convert units or currencies in the same app
• Enjoy easier homework or school assignments
• Learn. See step by step solutions to your calculations
So, on with the features...
MAIN CALCULATOR
• Simple or Scientific layout
• Editable input & cursor
• Copy & Paste support
• Calculation history
• Memory buttons
• Function graphing
• Dec, Hex & Binary
• Floating calculator
• Widget
75 CALCULATORS & CONVERTERS
• Algebra, Geometry, Unit Converters, Finance, Health & Misc
• Currency converter with 160 currencies (available offline)
• Instant results delivered as you type
• Step-by-step solution & formulas
• Smart search for faster navigation
• Create shortcuts on home screen
Algebra
• Percentage calculator
• Proportion calculator
• Ratio calculator
• Average calculator - arithmetic, geometric and harmonic means
• Equation solver - linear, quadratic and equation system
• Combinations and permutations
• Decimal to fraction
• Fraction simplifier
• Prime number checker
• Greatest common factor & Lowest common multiple calculator
• Random number generator
Geometry
• Shape calculators for square, rectangle, parallelogram, trapezoid, rhombus, triangle, pentagon, hexagon, circle, circle arc, ellipse
• Body calculators for cube, rect. prism, square pyramid, sq. pyramid frustum, cylinder, cone, conical frustum, sphere, spherical cap, spherical frustum, ellipsoid
Unit converters
• Acceleration converter
• Angle converter
• Length converter
• Energy converter
• Force converter
• Torque converter
• Area converter
• Volume converter
• Volumetric flow converter
• Weight converter
• Temperature converter
• Pressure converter
• Power converter
• Speed converter
• Mileage converter
• Time converter
• Digital storage converter
• Data transfer speed converter
• Numeric base converter
• Roman numerals converter
• Shoe size converter
• Ring size converter
• Cooking converter
Finance
• Currency converter with 160 currencies available offline
• Unit price calculator
• Sales tax calculator
• Tip calculator
• Loan calculator
• Simple / Compound interest calculator
Health
• Body mass index - BMI
• Daily calories burn
• Body fat percentage
Miscellaneous
• Age calculator
• Date calculator
• Time calculator
• Mileage calculator
• Ohm's law calculator - voltage, current, resistance and power
Developed in Transylvania 🇷🇴
All-In-One Calculator 2.1.9 variants
This release comes in several variants (we currently have 2). Consult our handy FAQ to see which download is right for you.
Version:2.2.1(221) for Android 5.0+ (Lollipop, API 21)
Uploaded:January 10, 2022 at 11:19PM UTC
File size:10.86 MB
Downloads:145
Version:2.2.0(220) for Android 5.0+ (Lollipop, API 21)
Uploaded:January 4, 2022 at 3:23PM UTC
File size:10.66 MB
Downloads:33
Version:2.1.9(219) for Android 5.0+ (Lollipop, API 21)
Uploaded:September 22, 2021 at 7:29AM UTC
File size:10.66 MB
Downloads:90
Version:2.1.8(218) for Android 5.0+ (Lollipop, API 21)
Uploaded:June 25, 2021 at 5:43PM UTC
File size:10.49 MB
Downloads:119
Version:2.1.7(217) for Android 5.0+ (Lollipop, API 21)
Uploaded:June 24, 2021 at 8:20AM UTC
File size:10.47 MB
Downloads:26
Version:2.1.6(216) for Android 5.0+ (Lollipop, API 21)
Uploaded:May 28, 2021 at 9:46AM UTC
File size:10.45 MB
Downloads:37
Version:2.1.5(215) for Android 5.0+ (Lollipop, API 21)
Uploaded:April 3, 2021 at 11:02AM UTC
File size:10.43 MB
Downloads:69
Version:2.1.4(214) for Android 5.0+ (Lollipop, API 21)
Uploaded:February 24, 2021 at 6:50AM UTC
File size:10.35 MB
Downloads:59
Version:2.1.3(213) for Android 5.0+ (Lollipop, API 21)
Uploaded:January 19, 2021 at 1:20PM UTC
File size:10.09 MB
Downloads:55
Version:2.1.2(212) for Android 5.0+ (Lollipop, API 21)
Uploaded:December 27, 2020 at 2:32AM UTC
File size:10.2 MB
Downloads:92
Version:3.0.4
Uploaded:April 5, 2025 at 10:05PM UTC
File size:15.79 MB
Downloads:89
Version:3.0.3
Uploaded:March 28, 2025 at 6:32PM UTC
File size:15.79 MB
Downloads:36
Version:3.0.2
Uploaded:March 22, 2025 at 8:19AM UTC
File size:15.79 MB
Downloads:37
Version:3.0.1
Uploaded:March 16, 2025 at 10:17AM UTC
File size:15.77 MB
Downloads:50
Version:2.2.8
Uploaded:October 27, 2023 at 9:15AM UTC
File size:11.96 MB
Downloads:459
Version:2.2.6
Uploaded:April 5, 2023 at 8:50AM UTC
File size:11.26 MB
Downloads:175
Version:2.2.5
Uploaded:October 2, 2022 at 11:50AM UTC
File size:11.27 MB
Downloads:225
Version:2.2.4
Uploaded:June 15, 2022 at 4:09PM UTC
File size:11.04 MB
Downloads:139
Version:2.2.3
Uploaded:June 14, 2022 at 4:25PM UTC
File size:11.48 MB
Downloads:23
Version:2.2.2
Uploaded:April 27, 2022 at 4:02PM UTC
File size:11.06 MB
Downloads:83
