# 24 Points vs CalendarRef

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.

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.

## The numbers

| Metric | 24 Points | CalendarRef |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calendarref/id6749834885/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Paid | **Free** |
| Size | 81 MB | 1 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [元宝 陈](https://appshunter.io/developer/1708585824) | [Derrick Braga](https://appshunter.io/developer/1832376581) |

## What reviewers say

### 24 Points

[App page](https://appshunter.io/ios/app/24-points-solvable-puzzles/id6748116208)

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.

**Highlights:** Use 4 numbers with +,-,x,÷, Over 1500 levels, Speed Mode, Random Mode, Collection Mode, Customizable settings, Smart solver

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

**In-app purchases:** none


### CalendarRef

[App page](https://appshunter.io/ios/app/calendarref/id6749834885)

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.

**Highlights:** Full-year view, Monthly layouts, Instant year navigation, BCE/CE year support, Julian/Gregorian calendar handling, Optional date highlights, Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 24 Points free?

24 Points costs $0.99, with no in-app purchases.

### Is CalendarRef free?

CalendarRef is free to download, with no in-app purchases.

### Do 24 Points or CalendarRef have ads?

Neither 24 Points nor CalendarRef shows ads.

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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.*