Lightning Round! vs Physiology Arena
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Lightning Round!
Engage in exciting trivia duels by speaking your answers aloud. Explore over 7500 questions across 60 diverse categories, from general knowledge to pop culture. Utilize the Study mode to create your own vocal flashcards for effective memorization.
- Voice-activated trivia gameplay
- Over 7500 questions
- 60+ diverse categories
- Customizable Study mode
- Vocal flashcard creation
- Family-friendly content
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With over 8000 questions in 63 categories (and counting), Lightning Round! is the go-to app for trivia duels. Unlike most trivia games where you tap multiple choice buttons, in Lightning Round! you have to come up with the right answer and say it out loud. The whole family can play, with categories ranging from animals to world history, Harry Potter to Taylor Swift. Lightning Round! also features a Study mode, which allows you to create your own trivia. Think of it as vocal flashcards. It’s a great way to study for a test or memorize anything you want to learn. Compete in categories such as: Fast Food Animals By Photo College/Pro Sports Logos Memorable TV Sets App Icons U.S. Capitals Countries of the World Idioms Movie Titles 80s Music U.S. Landmarks The Office Harry Potter Auto Makers and Models World History U.S. History Space F•R•I•E•N•D•S Video Games Taylor Swift International Foods Album Covers Superheroes Movie Quotes Plants Times Tables Classic Books Prominent Authors The Periodic Table … and many more! ----- Subscription/Purchase Information: The app comes with 25 free credits to play the game as desired. When the credits run out, a Game Pass is offered at $3.99/month or credits can be purchased individually. In Study mode, users can create 3 custom categories and 30 custom questions for free. With a $2.99/month Learning Pass users can create unlimited categories and questions. An all-access pass is offered at $5.99/month which grants the user all benefits of both the Game Pass and the Learning Pass. Privacy Policy https://studio7creative.co/apps/lightning-round/privacy.html Terms of Use https://studio7creative.co/apps/lightning-round/eula.html
Physiology Arena
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Physiology Arena turns a full physiology course into a game you'll want to keep playing. A PATH THROUGH THE WHOLE BODY Follow a map of 14 body systems and 59 levels — Cells & Homeostasis, Nervous System, Muscle, Cardiovascular, Respiratory, Blood & Gas Transport, Renal, Endocrine, Gastrointestinal, Fluids & Acid–Base, Reproductive, Thermoregulation, Exercise Physiology, and Sensory Physiology. Each level teaches a real mechanism, at the depth of a medical-school physiology course. READ IT, THEN MASTER IT Learn mode is a built-in study guide with one chapter per system — 14 in all. Open any chapter to read a clear, exam-focused breakdown of its mechanisms — control loops, membrane potentials, cardiac output, the oxygen–hemoglobin curve, acid–base balance, the HPG axis, thermoregulatory set points, and more — then jump straight into that system's levels to test yourself. FOUR WAYS TO PLAY - Quiz Rush — fast multiple-choice with combos and explanations - Label Lab — tap-to-label anatomy and diagrams - Sim Target — interactive physics models (pressure gauges, the oxygen–hemoglobin curve, the action potential) - Case Boss — branching clinical cases with an HP bar STUDY YOUR WAY Study Cards shuffle a flashcard deck pulled from every quiz question and Learn chapter — flip to reveal, then move on. References lists the physiology textbooks this content is written and checked against. And How to Play walks through hearts, XP, ranks, and all four level types. PROGRESS THAT STICKS Earn XP and climb ranks, keep a daily streak, spend coins, and manage hearts as you clear each system. Every answer comes with a clear explanation, so a miss still teaches you something. BUILT FOR MED & PRE-MED Written for students heading into medicine — the mechanisms that matter in the clinic, from membrane potentials to acid–base balance to the HPG axis, made interactive. - 14-chapter Learn study guide, one chapter per system, all with matching gameplay - Study Cards flashcard deck and a References page citing the sources behind the content - 14 systems · 59 levels · four mini-game types - XP, ranks, streaks, hearts, coins - Clean, dark, distraction-free design — no account required
Screenshots
Verdict
The clearest difference is price: Lightning Round! at Free against Physiology Arena's $0.99. Lightning Round! also leads on chart position (#194 vs unranked). Physiology Arena's advantage is in-app purchases (none vs 7) and ads (none vs shown). On 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
Lightning Round! is free to download; Physiology Arena costs $0.99 up front. Lightning Round! sells 7 in-app purchases, starting at $2.99 per month. Physiology Arena asks for nothing beyond the download.
Lightning Round! ships an update every 5 months, Physiology Arena every 4 weeks. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.
| Parameter | Lightning Round! | Physiology Arena |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.4 (47 ratings) — better | — |
| Positive reviews | 65.2% of reviews | — |
| Number of ratings | 47 — better | — |
| Update frequency | Every 5 months | Every 4 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #194 — better | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 50 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Studio 7 Creative | Blackfox Media LLC |
In-app purchases
Lightning Round!
- Learning Pass$2.991 Month
- Game Pass$3.991 Month
- All-Access Pass$5.991 Month
- 20 Credits$0.99
- 50 Credits$1.99
- 100 Credits$2.99
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- Perpetual Pass$29.99
Physiology Arena
No in-app purchases
Questions
Is Lightning Round! free?
Is Physiology Arena free?
Do Lightning Round! or Physiology Arena have ads?
Which is updated more often, Lightning Round! or Physiology Arena?
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