# Math Beast vs Countdown Days

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.

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.

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.

## The numbers

| Metric | Math Beast | Countdown Days |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/math-beast/id6757968352/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free | — |
| Size | 57 MB | 45 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Scale9dev](https://appshunter.io/developer/1861605142) | [长宏 侯](https://appshunter.io/developer/1726037103) |

## What reviewers say

### Math Beast

[App page](https://appshunter.io/ios/app/math-beast/id6757968352)

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:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math Beast Basic | $1.99 | one-time |
| Math Beast Pro | $4.99 | one-time |


### Countdown Days

[App page](https://appshunter.io/ios/app/countdown-days-events-and-widgets/id6792184671)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $1.29 | per month |
| Pro (Yearly) | $9.99 | per year |
| Pro (Lifetime) | $24.99 | one-time |


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*