Best Lil Triangle Apps & Games

76+ iOS apps & games curated and reviewed

4.3 avg rating
20 free apps & games
Updated May 2026

Finding the right lil triangle app can be overwhelming with so many options. We've analyzed 76+ apps and games to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Lil Triangle

LilTriangle#1

LilTriangle by LITTLE TRIANGLE PRIVATE LIMITED

Editor's Choice
🔧 Utilities
4.5(78 ratings)
Free
LilTriangle screenshot 1
LilTriangle screenshot 2
LilTriangle screenshot 3
LilTriangle screenshot 4

This app facilitates seamless communication and collaboration between parents and teachers, focusing on children's safety and development. It offers features like real-time attendance notifications, in-app messaging, daily activity logs, and live video monitoring.

Triangle Calculator#2

Triangle Calculator by Kent Johansson

Right angle triangle solver
Strong Contender
📊 Productivity
5.0(2 ratings)
Free
Triangle Calculator screenshot 1
Triangle Calculator screenshot 2
Triangle Calculator screenshot 3
Triangle Calculator screenshot 4
Triangle Calculator screenshot 5
Triangle Calculator screenshot 6

Calculate side lengths, angles, area, and perimeter of right-angle triangles. Visualizes the triangle with adjustable precision and offers options to rotate, flip, and customize themes. Reuses previous entries for efficiency.

More Lil Triangle apps to explore

4
Liltriangle Enquiry
Liltriangle Enquiry
Liltriangle Enquiry
by LITTLE TRIANGLE PRIVATE LIMITED
Free
🔧 Utilities
(0)
5
Little Triangle
Little Triangle
Little Triangle
by COTTONGAME Network Technology Co., Ltd.
Free

Embark on a hand-drawn adventure as a small triangle, jumping and evading traps to restore peace to a kingdom. Explore diverse environments and face numerous enemies in this challenging platformer.

Hand-drawn art stylePlatform action-adventure gameplayJumping and double jumping mechanics
🎮 Games
(9)
free
6
Trig Solver
Trig Solver
Trig Solver
by Creature Code Mobile, LLC
Free

This application calculates unknown sides and angles of both regular and right triangles. It supports various input combinations, including two sides and an angle, two angles and a side, three sides, or two sides and an angle for right triangles.

Regular triangle solverRight triangle solverCalculate with 2 sides and an angle
🔧 Utilities
(78)
free
7
Triangle Help
Triangle Help
Triangle Help
by Robert Winkelman
Free

This utility app calculates missing sides and angles of a triangle given at least three known measures. It displays the formulas used for learning and supports angle input in degrees or radians, with adjustable decimal precision.

Solves for missing triangle sides and anglesDisplays formulas used for learningAccepts angles in degrees or radians
🔧 Utilities
(1)
free
8
Ezy Triangle
Ezy Triangle
Ezy Triangle
by KGiants
Free

This tool helps solve triangle problems by calculating unknown sides and angles using given information. It also provides a reference for various triangle formulas and allows interactive manipulation of the triangle.

Solve triangles with 3 given quantitiesHandles ambiguous casesInteractive triangle manipulation
📚 Education
(8)
free
9
Triangle Solver for iOS 7
Triangle Solver for iOS 7
Triangle Solver for iOS 7
by Amit Jain
Free

This app helps solve various types of triangles, including SSS, SSA, SAS, AAS, ASA, and AAA. It offers a straightforward and functional tool for geometric calculations.

Solves SSS trianglesSolves SSA trianglesSolves SAS triangles
📚 Education
(5)
free
10
Cut Triangle
Cut Triangle
Cut Triangle
by Black Candy LLC
Free

A minimalist puzzle game where players cut shapes until nothing remains. It offers a simple yet engaging challenge for quick play sessions.

Shape cutting gameplayMinimalist designPuzzle challenges
🎮 Games
(16)
ad-supported
11
Block Basic Triangle
Block Basic Triangle
Block Basic Triangle
classic block puzzle
Free

A classic puzzle game where players drag triangle blocks onto a board to form shapes. It offers over 700 levels and is designed to be fun, brain-developing, and an engaging way to pass the time.

Over 700 levelsFree hints availableEasy drag and drop gameplay
🎮 Games
(7)
free with in-app purchases
12
Area of triangle
Area of triangle
Area of triangle
by Roman Konasov
Free
📚 Education
(0)
13
Isosceles Triangle
Isosceles Triangle
Isosceles Triangle
All measures, step-by-step
Free
📚 Education
(0)
14
Triangle Solver Free - Geometry Calculator
Triangle Solver Free - Geometry Calculator
Triangle Solver Free - Geometry Calculator
by 境 饶
Free

This app calculates missing values for both right and irregular triangles. Simply input two known values for a right triangle or three for an irregular one, and it will compute the remaining sides and angles.

Right triangle solverIrregular triangle solverCalculates missing sides
📊 Productivity
(40)
free
15
Triangle Angles Calculator
Triangle Angles Calculator
Triangle Angles Calculator
With convenient visual input
Free

Easily calculate unknown sides, angles, and other parameters for various triangle types. Features interactive visualizations and works offline, making it ideal for students and professionals needing quick, accurate geometric solutions.

Calculate unknown triangle parameters from 2-3 known valuesInteractive visualization of triangle typesReal-time calculations with intuitive interface
📊 Productivity
(0)
free
16
Bermuda Triangle Game
Bermuda Triangle Game
Bermuda Triangle Game
Rotate, move, and teleport!
Free
🎮 Games
(0)
17
Triangle Calculators
Triangle Calculators
Triangle Calculators
by V PUGAZHENTHI
Free

This app simplifies triangle calculations with intuitive inputs and clear diagrams. It covers various triangle types and theorems, offering over 125 calculations and supporting multiple units and languages.

125+ triangle calculationsVisual diagramsBuilt-in formulas
📚 Education
(1)
ad-supported
18
Triangle Puzzle Ext
Triangle Puzzle Ext
Triangle Puzzle Ext
by ryo itou
Free

A puzzle game where you move spheres to a triangular tray. Features over 100,000 unique patterns and allows spheres to be rotated and flipped for varied gameplay.

Move spheres to triangular trayOver 100,000 game patternsSphere rotation
🎮 Games
(1)
free
19
Triangle Simulator
Triangle Simulator
Triangle Simulator
by Toshiya Hondo
Free

Calculate triangle properties like sides, angles, and area instantly. Save and review past calculations with added memos. Supports various input formats and angle units for precise results.

Calculate triangle sides, angles, and areaView triangle imageSave calculation history
📊 Productivity
(0)
free with in-app purchases
20
Triangle & Angle calculator
Triangle & Angle calculator
Triangle & Angle calculator
Geometry, angle, formulas
Free

Easily solve geometry exercises and verify your calculations with this tool. It simplifies complex problems with a single click, making math more accessible.

Solve geometry exercisesCheck calculationsSimple click interface
📚 Education
(209)
free with in-app purchases