# Radar Chart Note vs HPCG memo

The clearest difference is review sentiment: HPCG memo at 100% against Radar Chart Note's 60%. HPCG memo also leads on in-app purchases (none vs 1) and update cadence (daily vs every 3 weeks). On price, ads and device support there is nothing between them.

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

Radar Chart Note ships an update every 3 weeks, HPCG memo daily. The most recent releases landed on October 18, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Radar Chart Note | HPCG memo |
| --- | --- | --- |
| 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 | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 5 MB | 48 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kohei yamane](https://appshunter.io/developer/1239055575) | [SHOTA MIYAHIRA](https://appshunter.io/developer/931820726) |

## 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 |


### HPCG memo

[App page](https://appshunter.io/ios/app/hpcg-memo/id6766399126)

Manage your Harry Potter Card Game decks and collection with this fan-made app. Build decks according to game rules, search cards easily, track your owned cards, and share your decks with others.

**Highlights:** Deck building with rule enforcement, Card search with hiragana input, Owned card quantity management, Deck code sharing, In-app card details lookup

**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 HPCG memo free?

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

### Do Radar Chart Note or HPCG memo have ads?

Both Radar Chart Note and HPCG memo show ads.

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

Radar Chart Note ships an update every 3 weeks, and HPCG memo daily. Most recently, Radar Chart Note was updated on October 18, 2026 and HPCG memo on October 14, 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.*