Comparison

Build vs Owl Genius

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

Head to head
About

Build

This app offers short, focused math drills for addition, subtraction, multiplication, and division. It provides instant feedback and tracks progress through engaging sessions designed for quick practice.

Highlights
  • Short, focused math practice sessions
  • Master addition, subtraction, multiplication, division
  • Instant feedback with haptics, color, and sound
  • Smart question rotation for confidence
  • Progress tracking and summaries
  • Works offline, no ads, no accounts
Features
Read full description

Turn 1–5 minutes into real math practice. Build‑A‑Math is a focused drill app for mastering addition, subtraction, multiplication, and division. Tap answers on the large on‑screen keypad, get instant feedback, and watch your progress bar fill as you work. # Why it works - Short, focused sessions (1–5 minutes) keep practice consistent and stress‑free. - Instant feedback with gentle haptics, color, and sound—celebrate correct answers and learn from mistakes. - Smart rotation of questions: a small set of problems stays in play; fast, correct solves are retired so you can move forward confidently. - Results you can feel: a cheerful summary shows Questions tried and Mastered today after each session. # Designed for real life - Pick the operations you want: +, −, ×, ÷. - Auto‑check answers as you type (single‑digit checks instantly; two‑digit checks on the second digit). - Works great in portrait or landscape on iPhone and iPad. - No ads. No accounts. Works offline. Perfect for classroom warm‑ups, brain breaks, and at‑home practice—anytime you have a minute (or five).

About

Owl Genius

This app transforms math practice into an engaging game for children. It features a story mode with magical worlds, daily challenges, and mini-games that adapt to the learner's progress. It aims to make math enjoyable and rewarding, encouraging daily engagement.

Highlights
  • Story mode with 6 magical worlds
  • Daily themed adventures
  • Quick mini-games
  • Adaptive difficulty
  • Collectible pets and rewards
  • Parent dashboard
  • Read-aloud questions
Features
Read full description

Owl Genius turns math practice into a magical game your child will WANT to play every day. Become a math hero exploring colorful worlds — a whispering forest, a coral kingdom, a candy land, dino valley, a galaxy station and a wizard's castle. Every correct answer earns stars, unlocks new levels, collects adorable pet companions, and moves the story forward. It feels like a game first and learning second. WHAT'S INSIDE • Story Mode: a continuing adventure across 6 magical worlds with boss battles • Daily Adventures: a brand-new themed adventure every day, plus a library of 50 to play any time. It never runs out! • Quick mini-games: Bubble Pop, Rocket Race, Match Pairs and Number Jump • Challenge Arena: beat-the-clock timed quizzes • A friendly companion mascot, confetti, victory fanfares and level-up celebrations • Collectible pets, daily quests, and streaks that reward coming back MATH THAT GROWS WITH THE LEARNER Difficulty adapts automatically to the learner's age and progress, covering: • Counting, number recognition, shapes and patterns • Addition and subtraction, skip-counting • Multiplication and division, times tables • Fractions, money, telling time • Decimals, percentages, geometry and beginner algebra • Friendly story word problems BUILT FOR EVERY LEARNER • Read-aloud button reads questions out loud, perfect for new and early readers • Available in English, French and German • Big, colorful, touch-friendly buttons; warm and encouraging, never scolding FOR PARENTS • Multiple player profiles, each with their own progress (and an optional secret code) • A parent dashboard (behind a parental gate) shows accuracy, time played, topics mastered and achievements • 100% private: no ads, no tracking, no accounts. All progress stays on your device. Start the adventure today and watch math become a favorite!

Screenshots

Build2 screens
Owl Genius4 screens

Verdict

The call

The clearest difference is rating: Owl Genius at 5.0 against Build's 4.7. Owl Genius also leads on iOS requirement (15.0 vs 17.6). On price, ratings volume, update cadence and ads 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.

ReceptionRating · Positive reviews · Number of ratings

Owl Genius holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

UpkeepUpdate frequency

Build ships an update fortnightly, Owl Genius every 8 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
Build versus Owl Genius: the parameters behind the verdict, then further details
ParameterBuildOwl Genius
PriceFreeFree
Rating4.7 (3 ratings)5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings3 — better2
Update frequencyFortnightlyEvery 8 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size1 MB22 MB
Age rating4+4+
DeveloperWeiran YeAmine Kettani

Customer experience

Build

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Owl Genius

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Build

No in-app purchases

None

Owl Genius

No in-app purchases

Questions

Is Build free?
Build is free to download, with no in-app purchases.
Is Owl Genius free?
Owl Genius is free to download, with no in-app purchases.
Which has better reviews, Build or Owl Genius?
Owl Genius is rated higher. Build averages 4.7 out of 5 from 3 ratings, while Owl Genius averages 5.0 from 2 ratings.
Do Build or Owl Genius have ads?
Neither Build nor Owl Genius shows ads.
Which is updated more often, Build or Owl Genius?
Build ships an update fortnightly, and Owl Genius every 8 days. Most recently, Build was updated on November 3, 2026 and Owl Genius on October 31, 2026.

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