Comparison

Classis GBA vs Wave Interference Simulator

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

Head to head
About

Classis GBA

Features
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Classis GBA (GradeBook App) is the ultimate classroom companion for teachers, making attendance tracking, grading, and student participation effortless. Designed for simplicity and efficiency, Classis GBA helps educators stay organized and focused on what truly matters—teaching. With an intuitive interface and powerful tools, managing your classroom has never been easier!

About

Wave Interference Simulator

Features
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The perfect app for high school physics education, offering real-time, visual simulations of wave interference and reflection. 【Key Features】 Intuitively control and observe complex phenomena like wave interference (interference fringes, antinodes, nodes) and reflection (fixed and free ends)—concepts that are often hard to grasp through textbooks alone—right on your smartphone or tablet. Spherical & Plane Wave Placement: Freely position up to two wave sources, with fully customizable wavelengths, frequencies, and phase inversions. Reflection Wall Simulation: Place a reflecting wall (fixed or free end) to visualize reflected waves, virtual wave sources, and even what happens behind the wall in real-time. Interference Line Display: Highlight antinodal lines, nodal lines, and moving interference points to logically understand the mechanics behind wave interference. Total Control: Supports fast-forward, rewind, and frame-by-frame playback. Zoom in and out with a simple pinch, and use smooth scrolling to observe every detail. Classroom & Projector Ready: Includes a "Bold Display" mode for clear screen projection, along with slow-motion and frame-by-frame playback features. 【Recommended For】 - Anyone who wants to appreciate the visual beauty of physics phenomena. - High school and college prep students looking for hands-on understanding of wave superposition and interference. - Teachers seeking interactive, visual educational tools for their classrooms.

Screenshots

Classis GBA3 screens
Wave Interference Simulator4 screens

Verdict

The call

The clearest difference is ads: Classis GBA at none against Wave Interference Simulator's shown. Wave Interference Simulator's advantage is update cadence (every 2 months vs every 11 months). On price, 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

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

UpkeepUpdate frequency

Classis GBA ships an update every 11 months, Wave Interference Simulator every 2 months. The most recent releases landed on September 30, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 4 level
Classis GBA versus Wave Interference Simulator: the parameters behind the verdict, then further details
ParameterClassis GBAWave Interference Simulator
PriceFreeFree
Update frequencyEvery 11 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.0 — better
Further details — not scored
Size19 MB18 MB
Age rating12+4+
DeveloperMicroCodes.meSatoshi Yamakawa

In-app purchases

None

Classis GBA

No in-app purchases

None

Wave Interference Simulator

No in-app purchases

Questions

Is Classis GBA free?
Classis GBA is free to download, with no in-app purchases.
Is Wave Interference Simulator free?
Wave Interference Simulator is free to download, with no in-app purchases.
Do Classis GBA or Wave Interference Simulator have ads?
Wave Interference Simulator shows ads; Classis GBA does not.
Which is updated more often, Classis GBA or Wave Interference Simulator?
Classis GBA ships an update every 11 months, and Wave Interference Simulator every 2 months. Most recently, Classis GBA was updated on September 30, 2026 and Wave Interference Simulator on October 4, 2026.

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