Compass Note vs QuadC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Compass Note
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.
- Draw circles with digital compass
- Color created shapes
- Load model examples
- Change grid paper size
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It is an application that can draw figures using compass Drawing a circle · Tap the center of the circle you want to draw · Tap the starting point of the circle you want to draw · Drag to the end point and speak your finger to complete the shape Function · You can paint colors on the created shape · You can load a model example · You can change the size of the grid paper
QuadC
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QuadC is helping educational institutions to effortlessly deliver their academic support services to improve student recruitment and retention. Our flexible platform, coupled with new QuadC mobile app, enables institutions to connect students with all their available services, both online and in-person. Integrated asynchronous and synchronous technology enables effective communication and collaboration between administrators, supplemental instructors, advisors, mentors, coaches and students. With hassle-free scheduling, matching workflows and powerful analytics, institutions will see increased student retention, improved productivity, and streamlined operations. QuadC – the perfect solution to supporting students beyond the classroom!
Screenshots
Verdict
The clearest difference is price: QuadC at Free against Compass Note's $2.99. QuadC also leads on update cadence (every 3 months vs every 28 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
QuadC is free to download; Compass Note costs $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, QuadC every 3 months. The most recent releases landed on June 4, 2026 and September 8, 2026 respectively.
| Parameter | Compass Note | QuadC |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 2.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 28 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Kouichi INAFUKU | TutorOcean Inc. |
In-app purchases
Compass Note
No in-app purchases
QuadC
No in-app purchases









