# Radar Chart Note vs Rarder Chart

The clearest difference is in-app purchases: Rarder Chart at none against Radar Chart Note's 1. Rarder Chart also leads on ads (none vs shown). Radar Chart Note's advantage is update cadence (every 3 weeks vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Radar Chart Note sells 1 one-off in-app purchase. Rarder Chart asks for nothing beyond the download.

Radar Chart Note ships an update every 3 weeks, Rarder Chart every 6 months. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Radar Chart Note | Rarder Chart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/radar-chart-note/id1544492172/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 14 MB |
| Requires iOS | **26.0** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [kohei yamane](https://appshunter.io/developer/1239055575) | [Yuta Hoshino](https://appshunter.io/developer/1882724318) |

## What reviewers say

### Radar Chart Note

[App page](https://appshunter.io/ios/app/radar-chart-note/id1544492172)

Easily create and save radar, spider, or web charts to visualize data across multiple variables. This utility app allows you to plot one or more series of values for comprehensive data representation.

**Highlights:** Create radar charts, Plot multiple data series, Visualize over multiple variables, Save charts to photo library

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### Rarder Chart

[App page](https://appshunter.io/ios/app/rarder-chart/id6760119825)

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

**In-app purchases:** none


## Frequently asked questions

### Is Radar Chart Note free?

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

### Is Rarder Chart free?

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

### Do Radar Chart Note or Rarder Chart have ads?

Radar Chart Note shows ads; Rarder Chart does not.

### Which is updated more often, Radar Chart Note or Rarder Chart?

Radar Chart Note ships an update every 3 weeks, and Rarder Chart every 6 months. Most recently, Radar Chart Note was updated on October 4, 2026 and Rarder Chart on October 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.*