Time Travel vs LivePhysics
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Time Travel
Explore a vast digital library of historical events and locations with a multi-layered timeline. This app offers a chronological data editor, links to external resources, and a map view of historical sites. Easily create and publish your own timelines.
- Multi-layered timeline structure
- 90,000+ historical events
- 17,000+ map locations
- Links to Wikipedia, Google Images, YouTube
- Chronological data editor
- Create and publish timelines
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A multi-layered table type timeline with time scales from billion years down to date and time. 100+ timelines in the Library. You can export/import data file across platforms (iOS, macOS, Windows, Android).
LivePhysics
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LivePhysics puts a whole study lab in your pocket - free, ad-free, and built to work offline. Dozens of interactive tools, flashcards, and quizzes across science, math, and beyond. More than two dozen native tools run entirely on your device, so there's nothing to load and no connection required: INTERACTIVE TOOLS • Function grapher - plot Cartesian, polar, and parametric curves with roots, extrema, and intersections • Full periodic table - all 118 elements, filterable by category, phase, block, and electronegativity • Calculators & solvers - kinematics (SUVAT), quadratics, triangles, Ohm's law & circuits, ideal gas law, pH, molar mass, density, unit & base conversion, significant figures, and more • Vector addition, unit circle explorer, and projectile motion LEARN & PLAY • Flashcards & quizzes across geography, chemical elements, SI units, physics constants and formulas, Greek letters, and planets - with a countdown timer, read-aloud, streaks, XP and badges • Interactive US States and World map quizzes • A daily practice mode with spaced repetition to help facts stick REAL-WORLD LABS (on supported devices) • Compass Camera - a live camera view with a heading compass, coordinates, and a map • AR Measure & Launch - measure real distances and launch a physics-accurate projectile in AR • Motion Sensor Lab - visualize acceleration, rotation, tilt, and oscillations using your device's sensors A LIBRARY OF VISUAL GUIDES • Hundreds of infographics and cheat sheets across physics, chemistry, biology, math, and more • Save your favorites and pick up where you left off Sign in (optional) with Apple, Google, GitHub, or Microsoft to sync your bookmarks and progress between the app and livephysics.com. You can use everything without an account, and tool inputs never leave your device. Free forever. No ads inside the tools.
Screenshots
Verdict
The clearest difference is price: LivePhysics at Free against Time Travel's $9.99. Time Travel's advantage is update cadence (every 3 weeks vs every 5 weeks) and device support (4 vs 2). On ads and in-app purchases 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
LivePhysics is free to download; Time Travel costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Time Travel ships an update every 3 weeks, LivePhysics every 5 weeks. The most recent releases landed on November 6, 2026 and October 28, 2026 respectively.
| Parameter | Time Travel | LivePhysics |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | 4.1 (279 ratings) — better | — |
| Positive reviews | 38.9% of reviews | — |
| Number of ratings | 279 — better | — |
| Update frequency | Every 3 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 61 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | yoshiie hamada | DIGITALCODING, LLC |
In-app purchases
Time Travel
No in-app purchases
LivePhysics
No in-app purchases
Questions
Is Time Travel free?
Is LivePhysics free?
Do Time Travel or LivePhysics have ads?
Which is updated more often, Time Travel or LivePhysics?
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