24 Points vs CalendarRef
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
24 Points
Engage in a classic math puzzle where you use four numbers and basic arithmetic operations to reach the target number 24. Offers over 1500 levels with multiple game modes and a smart solver to help you learn.
- Use 4 numbers with +,-,x,÷
- Over 1500 levels
- Speed Mode
- Random Mode
- Collection Mode
- Customizable settings
- Smart solver
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Classic Math Puzzle, Loved by All!24 Point Game—solvable puzzles, endless fun! Simple rules, great challenges: Use 4 numbers, +-×÷ operations, and parentheses (each number used once) to get 24! Perfect for kids' math enlightenment, improving calculation skills, and adults' leisure time to activate logical thinking~ 1500+ Levels, Endless Entertainment!Carefully selected thousands of high-quality puzzles, from beginner to advanced. Reasonable difficulty gradient—friendly to new players, exciting for veterans. Play more and get addicted! Multiple Modes + Full Customization, Yours to Control! Speed Mode: Compete for reaction speed, challenge your limits; Random Mode: Random questions, new experience every time; Collection Mode: Save favorite puzzles with one click, revisit anytime; Custom Settings: Adjust number range, difficulty level—meet your personalized needs, full of fun~ Smart Solver, No More Stuck!Don’t worry about getting stuck—one-click solver shows clear problem-solving ideas. Not only pass levels but also learn multiple methods, improve math skills while playing~ Whether you want to enlighten kids' math, enhance mental arithmetic, or find a casual yet challenging puzzle game, this 24 Point App is for you! Download now and start the fun math journey~
CalendarRef
This app provides a fast, minimalist calendar reference for quickly finding the day of the week for any date. It offers full-year and monthly views with clean layouts, supporting BCE/CE years and accurate historical calendar conversions. It works offline without ads or tracking.
- Full-year view
- Monthly layouts
- Instant year navigation
- BCE/CE year support
- Julian/Gregorian calendar handling
- Optional date highlights
- Offline functionality
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CalendarRef is a fast, minimalist calendar reference app for quickly determining the day of the week for any date. View an entire year at once, or scroll clean, readable monthly layouts without clutter or distractions. CalendarRef is built for speed, accuracy, and clarity whether you’re planning ahead, checking a historical date, or simply verifying a date. Features: • Full-year view showing all 12 months at a glance • Modern and retro (terminal-style) monthly views • Instant year navigation with scrollable digit selection • Support for BCE and CE years • Accurate Julian → Gregorian calendar handling, including the 1582 reform • Optional highlights for Friday the 13th, leap days, and custom dates • Works fully offline — no accounts, no tracking, no ads CalendarRef is a focused utility for people who care about dates, history, and precision.
Screenshots
Verdict
The clearest difference is price: CalendarRef at Free against 24 Points's $0.99. 24 Points's advantage is iOS requirement (12.0 vs 18.5). On 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
CalendarRef is free to download; 24 Points costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | 24 Points | CalendarRef |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 81 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | 元宝 陈 | Derrick Braga |
Customer experience
24 Points
CalendarRef
In-app purchases
24 Points
No in-app purchases
CalendarRef
No in-app purchases









