Comparison

Unit Gacha ! vs MathNotes

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

Head to head
About

Unit Gacha !

Features
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◆ Learn Physics Units with a Fun Gacha System Physics Units Gacha lets you practice unit breakdown, unit conversions, and fundamental physical quantities through randomly generated problems. Just tap to get a new question and continue learning at your own pace. ◆ Covers Essential Physics Units Practice and review a wide range of physics units: Mechanics (force, energy, momentum, pressure) Electricity & magnetism (voltage, resistance, charge, field strength) Waves & thermodynamics Derived units SI base units & physical constants Designed for students who want to study physics through units. ◆ Focused Explanations Where Needed Some problems include short explanations that show how units are derived from formulas. ◆ Random Practice Questions are generated randomly, allowing you to encounter various unit patterns and practice repeatedly. ◆ Simple Learning Features In-app scratch paper Learning progress is saved locally, and can be synchronized to the cloud when you sign in. Suitable for both quick review and focused practice sessions. ◆ For High-School Physics & Introductory University Courses A learning app designed to support the study of physics units for exams and fundamental review. ◆ Free to Use (Optional Paid Content) Approximately 70 problems are available for free Additional problem sets are available as optional paid upgrades

About

MathNotes

This app provides an infinite digital canvas for studying and visualizing mathematics. It allows users to create 2D and 3D graphs, take notes with LaTeX formatting, and convert handwritten equations into editable LaTeX using OCR. Ideal for students and professionals needing a comprehensive math workspace.

Highlights
  • Infinite digital canvas
  • 2D and 3D graph plotting
  • Formula OCR to LaTeX
  • LaTeX equation rendering
  • Interactive animated sliders
  • Note organization with media
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Transform the way you study and visualize mathematics with MathNotes, the ultimate infinite canvas built for students, professionals, and math enthusiasts! Whether you're plotting a simple 2D graph, exploring complex 3D surfaces, or simply taking digital notes with perfect LaTeX formatting, MathNotes gives you full freedom in a single, boundless workspace. FEATURES • Infinite Canvas: Pan, zoom, and organize your math notes unhindered! Add text, images, videos, and web links instantly. • Advanced Plotting Engine: Easily plot standard 2D functions, polar coordinates, and parametric curves. • Interactive 3D Surfaces: Visualize multi-variable formulas (`z = f(x,y)`) in full 3D space with an orbit camera. • Formula OCR Engine: Found a complicated equation? Simply snap a photo or scan it using our built-in ONNX-powered OCR to perfectly convert it into editable LaTeX. • Beautiful LaTeX Rendering: Write and render complicated mathematical formulas with gorgeous typography. • Scrubbable Constants: Use animated sliders to watch your 2D and 3D graphs react in real-time. • Custom Organization: Pin definitions, build concepts visually, and maintain your custom study notes. Designed for fluid interaction, MathNotes handles your deepest mathematical explorations with a clean, dynamic, and focused interface. Ready to master calculus, linear algebra, and trigonometry? Download MathNotes today and unlock the perfect math study canvas!

Screenshots

Unit Gacha !4 screens
MathNotes4 screens

Verdict

The call

The clearest difference is ads: Unit Gacha ! at none against MathNotes's shown. On price, update cadence, in-app purchases and device support 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

Both are free to download. Unit Gacha ! sells 2 one-off in-app purchases and MathNotes sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Unit Gacha ! ships an update every 3 weeks, MathNotes every 2 weeks. The most recent releases landed on June 19, 2026 and September 24, 2026 respectively.

Scorecard1 real difference · 8 level
Unit Gacha ! versus MathNotes: the parameters behind the verdict, then further details
ParameterUnit Gacha !MathNotes
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS13.013.0
Further details — not scored
Size47 MB340 MB
Age rating4+4+
DeveloperShunsuke NakamuraVladislav Alikov

In-app purchases

2 purchases

Unit Gacha !

One-time2
  • Unlock all mechanics problems$5.99
  • Unlock all electromagnetic problems$5.99
1 purchases

MathNotes

One-time1
  • Support the App and remove Ads$2.99

Questions

Is Unit Gacha ! free?
Unit Gacha ! is free to download, with in-app purchases available.
Is MathNotes free?
MathNotes is free to download, with in-app purchases available.
Do Unit Gacha ! or MathNotes have ads?
MathNotes shows ads; Unit Gacha ! does not.
Which is updated more often, Unit Gacha ! or MathNotes?
Unit Gacha ! ships an update every 3 weeks, and MathNotes every 2 weeks. Most recently, Unit Gacha ! was updated on June 19, 2026 and MathNotes on September 24, 2026.

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