Comparison

Math Beast vs Countdown Days

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

Head to head
About

Math Beast

A fast and intuitive calculator app offering basic, scientific, and unit conversion modes. Personalize your experience with custom themes, haptics, and sound effects for everyday calculations, homework, or work.

Highlights
  • Basic calculator
  • Scientific calculator
  • Unit conversions
  • Calculation history
  • Custom themes
  • Haptics and sound effects
Features
Read full description

Math Beast is the modern calculator designed for speed, simplicity, and everyday life. Whether you’re solving quick math problems, working through homework, handling finances, or using advanced scientific calculations, Math Beast gives you a fast and smooth experience without the clutter. Built with a clean interface and powerful tools, Math Beast combines Basic, Scientific, and Unit Conversion modes in one app so you can calculate anything with ease. Customize your calculator with themes, vibe modes, haptics, and sound effects to create an experience that feels personal, modern, and intuitive. Features: • Basic calculator for everyday math • Advanced scientific calculator tools • Built-in unit conversions • Calculation history • Custom themes and visual styles • Optional haptics and sound effects • Fast, clean, and easy-to-use interface • No subscriptions or recurring fees Perfect for: • Students • Homework and studying • Everyday calculations • Work and productivity • Quick math on the go Math Beast is built for anyone who wants a calculator that feels faster, cleaner, and more powerful than the default experience. Calculate smarter with Math Beast.

About

Countdown Days

Features
Read full description

Countdown Days: Events & Widgets Every day brings you closer to something worth celebrating. Countdown Days helps you make every moment count with reminders, widgets, and beautiful customization. From birthdays and anniversaries to vacations, exams, project deadlines, and life's biggest milestones, create beautiful events, organize them with sub-events, and track every countdown in one easy-to-manage place. Keep every important moment beautifully organized and always within reach. Powerful Countdown Features - Count down to any future date or count up from past events - View days remaining or days elapsed at a glance - Add an optional end date for events with a duration - Organize related events with sub-events for easier management - Repeat events every N days, weeks, months, or years - Receive reminders on the event day, 1 day before, or 1 week before - Add beautiful Home Screen widgets in multiple styles - Customize event icons, colors, and title highlights - Protect private categories with Face ID or Touch ID - Enjoy a clean, distraction-free experience with no ads Perfect For - Birthdays - Anniversaries - Weddings - Vacations - Holidays - Exams - Project deadlines - Retirement - Baby due dates - Sporting events - Concerts - Flights - Personal goals - Every moment worth celebrating Designed for People Around the World Countdown Days supports multiple calendar systems, making it easy to track important dates wherever you live. Supported calendars include: - Gregorian - Chinese Lunar - Islamic - Indian - Buddhist - Japanese - Hebrew Smart Time Zone Support Choose how countdowns handle time zones. Keep events fixed to their original time zone, or automatically adapt them to your current location, making Countdown Days perfect for everything from international flights to local celebrations. Unlock Even More with Pro Some advanced features require Countdown Days Pro, including cloud sync, additional customization options, and more. Download Countdown Days today and start looking forward to every special moment. Icon Credits: https://countdowndays.pages.dev/icon-credits Useful Links Privacy policy: https://countdowndays.pages.dev/privacy Terms of use: https://countdowndays.pages.dev/terms Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Math Beast4 screens
Countdown Days4 screens

Verdict

The call

Math Beast and Countdown Days are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Math Beast sells 2 one-off in-app purchases and Countdown Days sells 3 in-app purchases, starting at $1.29 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Math Beast ships an update monthly, Countdown Days every 5 weeks. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

ScorecardNo meaningful differences
Math Beast versus Countdown Days: the parameters behind the verdict, then further details
ParameterMath BeastCountdown Days
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyMonthly — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.1 — better15.6
Further details — not scored
Size57 MB45 MB
Age rating4+4+
DeveloperScale9dev长宏 侯

In-app purchases

2 purchases

Math Beast

One-time2
  • Math Beast Basic$1.99
  • Math Beast Pro$4.99
3 purchases

Countdown Days

Subscriptions2
  • Pro (Monthly)$1.291 Month
  • Pro (Yearly)3 Days trial$9.991 Year
One-time1
  • Pro (Lifetime)$24.99

Questions

Is Math Beast free?
Math Beast is free to download, with in-app purchases available.
Is Countdown Days free?
Countdown Days is free to download, with in-app purchases available.
Do Math Beast or Countdown Days have ads?
Neither Math Beast nor Countdown Days shows ads.
Which is updated more often, Math Beast or Countdown Days?
Math Beast ships an update monthly, and Countdown Days every 5 weeks. Most recently, Math Beast was updated on November 5, 2026 and Countdown Days on November 10, 2026.

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