Open Learning Lab vs Demon Math Hunter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Open Learning Lab
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Open Learning Lab turns Grade 2 math into an adventure game for young learners ages 6-9. Instead of dressing up worksheets as games, we use 20 genuine action mini-games to teach every concept. The adaptive engine adjusts difficulty in real time and brings mastered skills back for review at 2, 7, and 21 days — real spaced repetition, not a points streak. ADVENTURE MAP Progress through 5 themed chapters: Place Value & Number Sense, Addition & Subtraction, Multiplication Foundations, Measurement & Data, and Geometry & Fractions. Each chapter unlocks after mastering its prerequisites. 20 ACTION MINI-GAMES • Coin Dash Addition — grab the right coins before time runs out • Place Value Builder — stack hundreds, tens and ones to build target numbers • Number Line Skate — land on the right spot to build number sense • Word Problem Adventure — read math stories and pick the right operation • Fact Family Tree — grow related addition and subtraction sentences • Piggy Bank Quest — count coins to hit savings goals • Array Garden — plant arrays to discover multiplication patterns • Times Table Hero — master 1×1 to 10×10 with timed streaks • Partition Puzzle — break numbers apart for flexible thinking • Time Keeper Race — set analog and digital clocks against the buzzer • Money Shopkeeper — count coins and bills to complete transactions • Length Adventure — measure and compare lengths in standard units • Graph Detective — read bar graphs and picture graphs • Volume Voyage — explore capacity and liquid measurement • Weight Wizard — solve balance puzzles by comparing weights • Odd Squad Sorter — sort numbers as odd or even • Rounding Rocket — round to the nearest ten or hundred • Shape Builder House — identify, build and sort 2D and 3D shapes • Fraction Finder — match fractions on visual models • Tile Garden — cover shapes with unit tiles to explore area ADAPTIVE INTELLIGENCE The engine tracks every answer, advances difficulty when ready, drops a level after 3 consecutive misses, and revisits mastered skills at 2, 7, and 21 days. 22 SKILLS ACROSS 5 CHAPTERS Covers the full Grade 2 Common Core curriculum (CCSSM) with extensions into Grade 3: place value, fluency within 20, addition and subtraction within 100 and 1,000, time and money, measurement and data, geometry and fractions. PET COMPANIONS & REWARDS Choose from 8 collectible pets (Kitty, Puppy, Bunny, Bear, Fox, Panda, Unicorn, Dragon). Earn coins and gems from correct answers and spend them on hats, outfits, wallpapers and furniture. Every reward is earned through learning — never purchased. PARENT DASHBOARD Protected behind a multiplication gate. See mastery by chapter, focus areas (skills below 70% accuracy), recent sessions and personalised "next practice" recommendations. RESPONSIBLE DESIGN • Free to play. No ads. No in-app purchases. No third-party tracking. • Break nudges at 15 and 30 minutes of daily play. • Anti-grind protection prevents reward farming. • Fully offline after install. • Optional sign-in only for cloud sync across devices. VIDEO LESSONS (OLL QUEST) Curated learning videos inside the app — Math, Science, ELA, Social Studies and more. Playlists update automatically. SPEED TRICKS 7 mental-math shortcuts with animated explanations and infinite practice: +9, +8, −9, −8, doubles, near doubles, and Make 10. VOICE COACHING Friendly text-to-speech reads every question aloud — perfect for early readers. ACCOUNT & DATA CONTROL Sign-in is optional. Stay a guest and everything stays on your device, or sign in with Apple or Google to sync progress across iPhone and iPad. Open Settings > Account > Delete Account at any time to permanently remove your account and all associated data — no email required. Privacy Policy: https://openlearninglabs.com/privacy Terms of Use: https://openlearninglabs.com/terms
Demon Math Hunter
This app transforms math practice into an engaging K-pop adventure where players battle cute demons by solving problems. It offers five distinct math domains, collectible avatars, and an adaptive difficulty system suitable for K-5 levels. Enjoy offline play with no ads or data collection.
- K-pop themed math battles
- Five core math domains
- Collectible hunter avatars
- Offline play
- Adaptive difficulty (K-5)
- No ads or data collection
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DemonBeat turns math practice into a neon K-pop adventure. Pick a hunter, step on stage, and defeat cute demons by answering math problems — fast fingers and quick math win the battle. WHAT'S INSIDE • Five demon worlds, each tied to a core elementary math domain — operations, place value, fractions, measurement, and geometry • A Demon King finale that mixes everything you've learned • 10 collectible hunter avatars • Earn coins, adopt pets, and watch them evolve • An original K-pop battle soundtrack — one track per world • Adaptive difficulty that scales from Kindergarten through Grade 5 WHY PARENTS LIKE IT • Real K–5 math practice disguised as a game kids actually want to play • 100% offline — no internet needed • No ads. No server accounts. No data collected. Ever. • Local save slots: just a stage name and a 4-digit PIN, kept on the device DemonBeat is safe and self-contained: nothing is uploaded, nothing is tracked, everything stays on your device.
Screenshots
Verdict
The clearest difference is iOS requirement: Demon Math Hunter at 15.0 against Open Learning Lab's 18.0. On price, ads, in-app purchases and 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Open Learning Lab | Demon Math Hunter |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | — | Every 4 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 542 MB | 131 MB |
| Age rating | 4+ | 4+ |
| Developer | Decode Labs LLC | JINGJIE YANG |
In-app purchases
Open Learning Lab
No in-app purchases
Demon Math Hunter
No in-app purchases
Questions
Is Open Learning Lab free?
Is Demon Math Hunter free?
Do Open Learning Lab or Demon Math Hunter have ads?
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