Comparison

Mathematical Playground vs Proof Fidget

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

Head to head
About

Mathematical Playground

An educational tool for learning and teaching about 3D mathematical shapes. It offers features like measuring dimensions, cutting shapes, and coloring, making complex geometry accessible for students and educators.

Highlights
  • Measure length, area, distance, angles, and volume
  • Cut shapes along a specified plane
  • Expand shapes face by face
  • Color and highlight shapes
  • Handwriting and screenshot tools
  • Share shape data wirelessly
Features
Read full description

This is an educational tool that is useful for learning or teaching about three dimensional shapes in mathematics. It is recommended to not only students, but also teachers. --Abstract Features-- • Measuring length of edges, area of faces, distances or angles. Furthermore, you can get a volume of any shape. • Cutting shapes along a plane which includes three points you specify. • Expanding a shape by face by face. • Support for the Multitasking. • Calculator Gadget • Handwriting over the screen • Sharing or printing out screenshots. • Distributing the shape's data to people over WiFi or Bluetooth. • Coloring shapes • Highlighting a plane or an edge --- This app runs on devices such that Apple smartphones, tablets, personal computers, etc. that meet the following OS requirements: iOS17.6 or elder.

About

Proof Fidget

Engage with math through interactive puzzles that build proofs step-by-step. Learn logic, algebra, number theory, and geometry by making correct moves and receiving immediate feedback. Develop intuition for abstract concepts in short, satisfying sessions.

Highlights
  • Puzzle-driven math learning
  • Step-by-step proof building
  • Logic and proof techniques
  • Algebraic transformations
  • Number theory practice
  • Geometry and visual aids
Features
Read full description

ProofFidget is a puzzle-driven way to learn the feel of doing math: not by memorizing procedures, but by making correct moves, one step at a time, until a proof truly holds together. Each puzzle gives you a clear goal and a partially-complete derivation. You spin the wheel to choose your next move, then commit to a step and watch the proof line up. If you’re right, you progress; if you’re wrong, you learn quickly why it didn’t fit. The result is a tight feedback loop that makes abstract ideas concrete and surprisingly fun. You’ll work across a growing set of subjects, including: Logic and proof techniques: build confidence with implication, contradiction, and structured reasoning. Algebra: make valid transformations while keeping equations balanced, supported by visual “balance scale” diagrams. Number theory: practice modular arithmetic, divisibility, and gcd-style reasoning with intuitive visuals. Geometry and beyond: use diagrams to ground symbolic steps in something you can see. ProofFidget is designed for short, satisfying sessions, but it also rewards deeper play: you start noticing patterns, choosing steps for the right reasons, and developing proof instincts that transfer to real coursework and problem-solving. If you’ve ever thought “I understand the formula, but I don’t understand why,” ProofFidget is built for that moment.

Screenshots

Mathematical Playground4 screens
Proof Fidget4 screens

Verdict

The call

The clearest difference is review sentiment: Proof Fidget at 100% against Mathematical Playground's 22%. Proof Fidget also leads on price (Free vs $1.99). On ads, in-app purchases, 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

Proof Fidget is free to download; Mathematical Playground costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard3 real differences · 7 level
Mathematical Playground versus Proof Fidget: the parameters behind the verdict, then further details
ParameterMathematical PlaygroundProof Fidget
Price$1.99Free — better
Rating—5.0 (2 ratings) — better
Positive reviews22.2% of reviews100.0% of reviews — better
Number of ratings—2 — better
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.0 — better
Further details — not scored
Size96 MB10 MB
Age rating4+4+
DeveloperJun NakashimaMatthew Murphy

Customer experience

Mathematical Playground

Written reviews9 reviews
Positive22.2%
Neutral33.3%
Negative44.4%

Proof Fidget

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Mathematical Playground

No in-app purchases

None

Proof Fidget

No in-app purchases

Questions

Is Mathematical Playground free?
Mathematical Playground costs $1.99, with no in-app purchases.
Is Proof Fidget free?
Proof Fidget is free to download, with no in-app purchases.
Do Mathematical Playground or Proof Fidget have ads?
Neither Mathematical Playground nor Proof Fidget shows ads.

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