# Attendance Radar vs MathCharts

The clearest difference is ads: Attendance Radar at none against MathCharts's shown. Attendance Radar also leads on update cadence (weekly vs every 6 months) and iOS requirement (15.1 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Attendance Radar sells 2 in-app purchases, starting at $15.00 per month and MathCharts sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Attendance Radar ships an update weekly, MathCharts every 6 months. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Attendance Radar | MathCharts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (15 ratings)](https://appshunter.io/ios/app/attendance-radar/id1641847583/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 6 months |
| Monetization | Freemium | — |
| Size | 36 MB | 31 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Codific](https://appshunter.io/developer/792749833) | [Yusuke Yamazaki](https://appshunter.io/developer/1831883406) |

## What reviewers say

### Attendance Radar

[App page](https://appshunter.io/ios/app/attendance-radar/id1641847583)

Streamline student attendance tracking for educators. This app offers instant, cheat-proof Bluetooth scanning and virtual code check-ins, saving valuable teaching time. Manage any class size with detailed reports and analysis tools.

**Highlights:** Instant, cheat-proof Bluetooth attendance, Support for in-person and online classes, Manage any class size, Detailed reports and analysis, Mark students as excused or late, Import/export data via Excel

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Attendance Radar Monthly | $15.00 | per month |
| Attendance Radar Yearly | $99.00 | per year |


### MathCharts

[App page](https://appshunter.io/ios/app/mathcharts/id6752211960)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide Ads | $3.49 | one-time |


## Frequently asked questions

### Is Attendance Radar free?

Attendance Radar is free to download, with in-app purchases available.

### Is MathCharts free?

MathCharts is free to download, with in-app purchases available.

### Do Attendance Radar or MathCharts have ads?

MathCharts shows ads; Attendance Radar does not.

### Which is updated more often, Attendance Radar or MathCharts?

Attendance Radar ships an update weekly, and MathCharts every 6 months. Most recently, Attendance Radar was updated on October 24, 2026 and MathCharts on October 11, 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.*