Comparison

Double Dozen vs Brain Rush

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

Head to head
About

Double Dozen

Features
Read full description

Can you tap 24 numbers faster than anyone in the world? Double Dozen is a pure test of speed and focus. Twenty-four numbers appear on a shuffled grid every round. Your job: find and tap them in order โ€” 1 through 24 โ€” as fast as your fingers will go. No tutorial. No gatekeeping. Just you, a clock, and 24 tiles standing between you and your best time. Simple to start. Hard to stop. The first run takes a few seconds. The second run, you're already trying to beat it. By the tenth, you're chasing fractions of a second you didn't know you cared about. That's the Double Dozen loop โ€” short enough to play anywhere, and just hard enough to keep pulling you back. **How it works** Each round, 24 numbered tiles are scattered randomly across the screen. Tap 1. Then 2. Then 3 โ€” all the way to 24, in sequence, as fast as you can. Your time is recorded the instant you hit the last tile. Tap the wrong number and the board reshuffles. Your progress stays, but every remaining tile moves โ€” so stay sharp. **Compete with the world** Double Dozen connects to Game Center so your best time lives on the global high scores list. See where you rank against players everywhere. The top times are jaw-dropping โ€” and they make you want to close the gap. Every personal best you set can be posted. Every improvement counts. **Why players keep coming back** - **Pure mechanic.** No power-ups, no complexity layered on top. Just the race. - **Instant replay.** A round lasts seconds. Play again immediately. The feedback loop is relentless. - **Personal bests.** Your all-time record is always visible. Every session is a chance to break it. - **Global times.** High scores keep the stakes real. Even if you're not #1, you can see #1 โ€” and close the gap one run at a time. **Who it's for** Double Dozen works for anyone who's ever tapped a finger impatiently or glanced at a clock. Kids learning number order. Adults chasing reaction time. Competitive friends comparing high scores. It's a perfect one-minute distraction. It's also the kind of thing people play for twenty minutes without noticing. Download Double Dozen. Find your number. Then try to find it faster.

About

Brain Rush

Features
Read full description

Brain Rush - Daily Math Challenge Brain Rush is a fast-paced mental math game designed to sharpen your calculation skills through daily challenges. Test your arithmetic abilities with progressively difficult problems that push your mental limits. Core Gameplay The game presents you with mathematical equations that you must solve quickly and accurately. Each correct answer increases your score and adds precious time to the clock. Wrong answers don't penalize you with time loss, but they don't advance your progress either. Daily Challenge Mode Every day brings a fresh challenge with automatically increasing difficulty. Start with simple addition and subtraction problems, then advance through multiplication and division as you prove your skills. The difficulty progression is carefully designed to keep you engaged without overwhelming frustration. Scoring System Your score reflects the true challenge of each problem. Low-difficulty questions offer minimal points, while high-difficulty problems reward you with substantial scores. This system encourages you to tackle harder problems rather than grinding through easy ones. Time Pressure You have 60 seconds to solve as many problems as possible. As time runs low, the interface changes color and heartbeat sounds intensify, creating genuine tension that mirrors real-world pressure situations. Difficulty Progression The game intelligently scales difficulty based on your performance. Early levels focus on basic arithmetic with small numbers, while advanced levels challenge you with large multi-digit calculations and complex operations. Leaderboards Compete with players worldwide through Game Center integration. Your daily scores are tracked and ranked, giving you motivation to improve and beat your personal best. Multiple Game Modes Beyond daily challenges, explore standard mode with customizable difficulty settings and Math Match mode featuring puzzle-style gameplay with elimination mechanics. Brain Rush transforms mental math practice into an engaging, competitive experience that builds real mathematical confidence through structured, progressive challenges.

Screenshots

Double Dozen4 screens
Brain Rush4 screens

Verdict

The call

The clearest difference is price: Double Dozen at Free against Brain Rush's $0.99. Brain Rush's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement 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

Double Dozen is free to download; Brain Rush costs $0.99 up front. Double Dozen sells 1 one-off in-app purchase. Brain Rush asks for nothing beyond the download.

UpkeepUpdate frequency

Double Dozen ships an update every 2 weeks, Brain Rush every 4 days. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

Scorecard4 real differences ยท 2 level
Double Dozen versus Brain Rush: the parameters behind the verdict, then further details
ParameterDouble DozenBrain Rush
PriceFree โ€” better$0.99
Update frequencyEvery 2 weeksEvery 4 days โ€” better
AdsYesNo โ€” better
In-app purchasesYesNo โ€” better
DevicesiPhone, iPadiPhone, iPad, iPod โ€” better
Requires iOS16.015.6 โ€” better
Further details โ€” not scored
Size16 MB6 MB
Age rating4+4+
DeveloperRiddim Software CorporationShenyang Yuzu Technology Co., Ltd

In-app purchases

1 purchases

Double Dozen

One-time1
  • Remove Ads$0.99
None

Brain Rush

No in-app purchases

Questions

Is Double Dozen free?
Double Dozen is free to download, with in-app purchases available.
Is Brain Rush free?
Brain Rush costs $0.99, with no in-app purchases.
Do Double Dozen or Brain Rush have ads?
Double Dozen shows ads; Brain Rush does not.
Which is updated more often, Double Dozen or Brain Rush?
Double Dozen ships an update every 2 weeks, and Brain Rush every 4 days. Most recently, Double Dozen was updated on November 7, 2026 and Brain Rush on October 30, 2026.

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