Comparison

3D Rotations and Quaternions vs HelixPlot

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

Head to head
About

3D Rotations and Quaternions

Features
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3D Rotations and Quaternions is an interactive tool for users who work with 3D orientation math in graphics, roboticsor simulation. It provides precise computations, clean visualizations, and fast conversions between the standard rotation representations. Features include: β€’ Conversion between Euler angles, axis–angle, quaternions, and rotation matrices β€’ Interactive 3D visualization and rotation animation β€’ Quaternion interpolation (LERP and SLERP) β€’ Rotation of user-defined points by user-defined quaternions β€’ Determination of a quaternion that rotates vector v into vector w β€’ Composition of up to 10 sequential quaternion rotations β€’ Quaternion generation from constant angular velocity and time β€’ Reflection of a point across a plane Feedback and suggestions: graphmath@aol.com

About

HelixPlot

Features
Read full description

Discover the beauty of mathematics with HelixPlot, the ultimate 3D graphing calculator for parametric equations and complex numbers. Whether you are a student visualizing calculus concepts, a teacher demonstrating vector functions, or an engineer analyzing waveforms, HelixPlot turns abstract formulas into interactive 3D visualizations instantly. β–Έ REAL-TIME 3D RENDERING Type your equation and watch it come to life. HelixPlot renders parametric curves, surfaces, and complex functions in stunning 3D with smooth animations and glowing tracer effects. β–Έ THREE VISUALIZATION MODES - Parametric Curves: r(t) = (x, y, z) rendered as smooth 3D tubes - Surfaces: z = f(x,y) with height-based color mapping - Complex Functions: Visualize complex numbers in 3D space β–Έ 47 BUILT-IN PRESETS Explore famous equations across five scientific fields: - Mathematics: Lissajous curves, Rose curves, Archimedean spirals - Physics: Damped oscillators, Kepler orbits, Wave packets - Chemistry: Arrhenius curves, Lennard-Jones potential - Biology: Logistic growth, Michaelis-Menten kinetics - Earth Science: Tidal patterns, Seismic waves β–Έ PROFESSIONAL LATEX EDITOR Input equations naturally with our visual LaTeX editor. Supports fractions, roots, integrals, Greek letters, and all standard mathematical notation. β–Έ INTERACTIVE PARAMETER CONTROL Adjust constants with real-time sliders and see how parameters affect your graph instantly. Perfect for understanding mathematical relationships. β–Έ MULTIPLE VIEW MODES - Diagram View: Full 3D perspective with projection shadows - Quad View: See 3D + XY + XZ + YZ planes simultaneously - Projection Planes: Customizable colors and transparency β–Έ ANIMATION PLAYBACK Watch curves draw themselves with smooth animations. Control playback speed (0.5x to 5x), scrub through time, and track coordinates in real-time. β–Έ EXPORT & SHARE - Save high-resolution PNG images for reports and presentations - Generate shareable links so others can view your exact visualization - Copy equation code for use in other projects β–Έ CUSTOMIZATION - Light and Dark themes - Customizable projection plane colors - Adjustable grid, axis labels, and tick marks β–Έ OPTIMIZED PERFORMANCE - Web Worker parallel processing for smooth UI - GPU-accelerated rendering with custom shaders - Handles complex equations without lag PERFECT FOR: - Students learning trigonometry, vectors, and calculus - Teachers creating visual demonstrations - Researchers generating publication-quality graphics - Artists exploring mathematical beauty HelixPlot brings the hidden beauty of mathematics to your fingertips. Download now and see equations like never before.

Screenshots

3D Rotations and Quaternions4 screens
HelixPlot4 screens

Verdict

The call

3D Rotations and Quaternions and HelixPlot are too close to call on the numbers: across 6 compared parameters β€” price, update cadence, ads and in-app purchases among them β€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

3D Rotations and Quaternions ships an update every 3 weeks, HelixPlot fortnightly. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

ScorecardNo meaningful differences
3D Rotations and Quaternions versus HelixPlot: the parameters behind the verdict, then further details
Parameter3D Rotations and QuaternionsHelixPlot
PriceFreeFree
Update frequencyEvery 3 weeksFortnightly β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details β€” not scored
Size1 MB12 MB
Age rating4+4+
DeveloperYuri MorozovYonghun Kim

In-app purchases

None

3D Rotations and Quaternions

No in-app purchases

None

HelixPlot

No in-app purchases

Questions

Is 3D Rotations and Quaternions free?
3D Rotations and Quaternions is free to download, with no in-app purchases.
Is HelixPlot free?
HelixPlot is free to download, with no in-app purchases.
Do 3D Rotations and Quaternions or HelixPlot have ads?
Neither 3D Rotations and Quaternions nor HelixPlot shows ads.
Which is updated more often, 3D Rotations and Quaternions or HelixPlot?
3D Rotations and Quaternions ships an update every 3 weeks, and HelixPlot fortnightly. Most recently, 3D Rotations and Quaternions was updated on October 10, 2026 and HelixPlot on October 7, 2026.

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