Comparison

equivalence principle vs QuantumNative

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

Head to head
About

equivalence principle

Features
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This app represents the equivalence principle which states that gravitational and inertial forces are of a similar nature and often indistinguishable. Left rocket is moving up with constant acceleration a, and right rocket is on the some planet where the gravitational acceleration is g. If a is equal to g, the motion of a ball which is dropped in the left rocket is the same as the motion of a ball which is dropped in the right rocket; two balls experience the same constant acceleration motion. This is the simple demonstration of the equivalence principle. This app doesn't simulate the whole motion of a ball. Only falling motion is intended to show the equivalence principle.

About

QuantumNative

Features
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No hype. Just quantum, explained honestly. Quantum computing finally makes sense. QuantumNative turns one of the hardest subjects in science into a guided journey you can actually finish โ€” starting with analogies simple enough for a curious kid, made precise step by step, all the way to real quantum algorithms. And it never pretends to know more than it does. HONESTY YOU CAN SEE โ€ข Every AI tutor answer carries a visible verification badge โ€” a green Verified badge when it comes straight from the reviewed knowledge base, AI-checked when it aligns with it, Low confidence when it doesn't โ€” so you always know how much weight to give it โ€ข The check runs in your language: answers in Korean, Japanese, and Chinese are verified as rigorously as English, and answers that repeat a common misconception are downgraded on the spot โ€ข Concept pages show the sources they rest on, and fast-moving facts carry an "as of" date โ€ข Open questions are labeled as open: where scientists still disagree, the app says so instead of pretending the debate is settled A CONCEPT LIBRARY THAT KEEPS GROWING โ€” NOW 77 CONCEPTS โ€ข Every concept verified against real sources โ€” from qubits, gates, and algorithms down to real hardware โ€ข Now covering the frontier: logical qubits and quantum error correction, magic states, topological qubits (with the honest state of that debate), and how the world is moving its encryption to quantum-safe methods โ€ข Even the great interpretations of quantum mechanics โ€” Copenhagen vs Many-Worlds โ€” presented as the open question it really is โ€ข Each concept comes with a kid-friendly analogy, a precise definition, the common misconceptions to avoid, and a practice quiz โ€” in 7 languages โ€ข Animated visualizations that make the invisible visible โ€” now with a unique, concept-matched animation for every advanced topic, so even quantum cryptography, error correction, and tensor networks become easy to picture โ€ข New concepts arrive automatically โ€” no app update needed MEET LUMEN, YOUR QUANTUM TUTOR Lumen answers in plain language, adapts its explanations to your age and level, and speaks all 7 languages. It is built to be honest: it stays grounded in verified lessons and tells you when it isn't sure instead of bluffing. Answers arrive as clean summaries with clear, easy-to-read structure. Ask anything, get unstuck, and learn the why โ€” not just the what. A CURRICULUM THAT BUILDS โ€ข A structured 46-level path from "What is a qubit?" to today's frontier topics โ€” levels 1โ€“5 are free โ€ข Bite-sized, gamified lessons with XP, badges, streaks, and daily challenges โ€ข Clear visuals โ€” Bloch spheres and circuit diagrams โ€” at every step A REAL HANDS-ON LAB โ€ข Build and run quantum circuits in an interactive simulator โ€ข Explore a virtual calibration lab (Rabi, T1/T2, Ramsey) โ€ข Connect your own IBM Quantum key to run on real hardware (optional) STAY CURRENT โ€ข Daily Pulse summarizes fresh quantum research in language you can follow LEARN ANYWHERE โ€” AND PICK UP WHERE YOU LEFT OFF โ€ข Sign in and your progress syncs across iPhone, iPad and Mac โ€” levels, XP, streaks, completed lessons, and your AI tutor conversations follow your account โ€ข Fully localized in 7 languages โ€ข Core lessons work offline FREE TO START Learn the first five levels, try the AI tutor, and run the simulator for free. Upgrade to Pro to unlock the full 46-level curriculum, 200 tutor messages a day, the full-size lab, and more. Whether you're a curious ten-year-old, a student, a career switcher, or a developer moving into quantum โ€” QuantumNative is a friendly place to start and a deep place to stay. โ€” Pro is an auto-renewable subscription. Payment is charged to your Apple ID at confirmation of purchase. It renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel in your App Store account settings. Prices shown in-app. Terms of Use (EULA): https://edu.swiftquantum.tech/terms Privacy Policy: https://edu.swiftquantum.tech/privacy

Screenshots

equivalence principle2 screens
QuantumNative4 screens

Verdict

The call

The clearest difference is in-app purchases: equivalence principle at none against QuantumNative's 5. equivalence principle also leads on iOS requirement (16.0 vs 26.0). On price, ads and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. QuantumNative sells 5 in-app purchases, starting at $14.99 per month. equivalence principle asks for nothing beyond the download.

Scorecard2 real differences ยท 4 level
equivalence principle versus QuantumNative: the parameters behind the verdict, then further details
Parameterequivalence principleQuantumNative
PriceFreeFree
Update frequencyโ€”Every 8 days
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPadiPhone, iPad, Mac โ€” better
Requires iOS16.0 โ€” better26.0
Further details โ€” not scored
Size0 MB46 MB
Age rating4+4+
DeveloperSungjun KimEUNMIN PARK

In-app purchases

None

equivalence principle

No in-app purchases

5 purchases

QuantumNative

Subscriptions2
  • Pro Monthly$14.991 Month
  • Pro Yearly$99.991 Year
One-time3
  • Streak Repair$0.99
  • AI Credits (50)$2.99
  • QPU Credits (10)$4.99

Questions

Is equivalence principle free?
equivalence principle is free to download, with no in-app purchases.
Is QuantumNative free?
QuantumNative is free to download, with in-app purchases available.
Do equivalence principle or QuantumNative have ads?
Neither equivalence principle nor QuantumNative shows ads.

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