# Compass Note vs 算数・数学空間図形

The clearest difference is review sentiment: 算数・数学空間図形 at 50% against Compass Note's 0%. 算数・数学空間図形 also leads on update cadence (every 3 weeks vs every 28 months) and device support (3 vs 1). On price, ads and in-app purchases there is nothing between them.

Compass Note costs $2.99 and 算数・数学空間図形 $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Compass Note ships an update every 28 months, 算数・数学空間図形 every 3 weeks. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Compass Note | 算数・数学空間図形 |
| --- | --- | --- |
| Price | $2.99 | $2.99 |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/compass-note-draw-circle/id1257452684/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 16 MB | 19 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kouichi INAFUKU](https://appshunter.io/developer/438372899) | [Takatoshi Fukino](https://appshunter.io/developer/789538982) |

## What reviewers say

### Compass Note

[App page](https://appshunter.io/ios/app/compass-note-draw-circle/id1257452684)

This app allows users to draw circles and other shapes using a digital compass. You can color your creations, load example models, and adjust the grid paper size for precise drawing.

**Highlights:** Draw circles with digital compass, Color created shapes, Load model examples, Change grid paper size

**In-app purchases:** none


### 算数・数学空間図形

[App page](https://appshunter.io/ios/app/id1523410766)

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

**In-app purchases:** none


## Frequently asked questions

### Is Compass Note free?

Compass Note costs $2.99, with no in-app purchases.

### Is 算数・数学空間図形 free?

算数・数学空間図形 costs $2.99, with no in-app purchases.

### Do Compass Note or 算数・数学空間図形 have ads?

Neither Compass Note nor 算数・数学空間図形 shows ads.

### Which is updated more often, Compass Note or 算数・数学空間図形?

Compass Note ships an update every 28 months, and 算数・数学空間図形 every 3 weeks. Most recently, Compass Note was updated on October 16, 2026 and 算数・数学空間図形 on October 24, 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.*