FocusGrid vs Least Common Multiple PRO
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
FocusGrid
This minimalist brain training game helps improve attention, speed, and concentration by tapping numbers in ascending order as quickly as possible. It features a daily goal system, streak tracking, and performance monitoring to help users see measurable improvement over time.
- Improve attention and concentration
- Tap numbers in order quickly
- Daily goal system
- Track streaks and performance
- Multiple grid sizes
- Distraction-free design
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FocusGrid β Train Your Attention Daily FocusGrid is a minimalist brain training game designed to improve your attention, speed, and concentration. Tap numbers in order as fast as possible. Lower time = better focus. Why FocusGrid? β’ Simple and distraction-free design β’ Daily goal system (3 sessions per day) β’ Track streaks and performance β’ See measurable improvement over time β’ Unlock Pro for advanced statistics How It Works 1. Choose your grid size (4Γ4, 5Γ5, 6Γ6) 2. Tap numbers from 1 to N in order 3. Improve your time 4. Train daily and build your streak Who Is It For? β’ Students improving concentration β’ Professionals sharpening mental focus β’ Anyone who wants a quick daily brain workout Pro Version (One-Time Purchase) Unlock: β’ 6Γ6 advanced grid β’ Extended trend analysis β’ Future Pro features No subscriptions. One purchase. Lifetime access. Train your focus in just a few minutes per day.
Least Common Multiple PRO
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Finish your homework instantly. Prepare for exams without stress. Complete step-by-step solutions. Enter your numbers and calculate the least common multiple (LCM). HOW IT WORKS Enter your numbers into the appropriate fields and get started. You'll receive the solution instantly and can share it with friends or classmates. YOUR PERSONAL DATA We don't need it. Only anonymous data is collected, for example: - which features are used - how many solutions are generated This helps us improve the app. It is not possible to identify you from this data. EXTRAS - Prime factorization - Using multiples - Curated learning videos - Feedback for incorrect input - Manage your own solutions - App introduction CONTACT Questions and feedback are always welcome via Discord or directly in the app review.
Screenshots
Verdict
The clearest difference is price: FocusGrid at Free against Least Common Multiple PRO's $1.99. Least Common Multiple PRO's advantage is in-app purchases (none vs 1) and update cadence (weekly vs every 2 months). On ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
FocusGrid is free to download; Least Common Multiple PRO costs $1.99 up front. FocusGrid sells 1 one-off in-app purchase. Least Common Multiple PRO asks for nothing beyond the download.
FocusGrid ships an update every 2 months, Least Common Multiple PRO weekly. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.
| Parameter | FocusGrid | Least Common Multiple PRO |
|---|---|---|
| Price | Free β better | $1.99 |
| Positive reviews | 100.0% of reviews | β |
| Update frequency | Every 2 months | Weekly β better |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Monetization | Free | β |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 17.6 | 15.0 β better |
| Further details β not scored | ||
| Size | 7 MB | 179 MB |
| Age rating | 4+ | 4+ |
| Developer | εθ³ εΌ | Glindemann, Sennoun, Langer GbR |
In-app purchases
FocusGrid
- FocusGrid Pro$2.99
Least Common Multiple PRO
No in-app purchases
Questions
Is FocusGrid free?
Is Least Common Multiple PRO free?
Do FocusGrid or Least Common Multiple PRO have ads?
Which is updated more often, FocusGrid or Least Common Multiple PRO?
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