MusicalSphere vs Classr
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MusicalSphere
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MusicalSphere is designed to help you truly master the recognition of musical chords and intervals. Many apps stop at quick drills and quizzes that don’t lead to lasting results. MusicalSphere goes further, using a structured, mastery-based approach that helps you internalize every chord and interval through focused listening, repetition, and progressive challenge. Whether you’re learning chords and intervals for the first time or refining your ear as an advanced musician, MusicalSphere provides an intuitive, guided way to build lightning-fast chord and interval recognition and achieve complete mastery.
Classr
Organize your college semester with a clear timetable, assignment tracking, and attendance logging. Get reminders for deadlines and view your schedule on your home screen. Sync across devices and customize themes for a personalized experience.
- Weekly timetable view
- Assignment and exam tracking
- Deadline reminders
- Home screen widgets
- Attendance logging
- Calendar export
- iCloud sync
- Customizable themes
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Classr is the simple, beautiful way to run your semester. See your class schedule at a glance, keep every assignment and exam in one place, and always know where you need to be next. YOUR WEEK AT A GLANCE Add your courses once and Classr builds a clean weekly timetable. Early mornings, evening labs, and weekend classes all fit. Times follow your iPhone's 12-hour (AM/PM) or 24-hour setting. NEVER MISS A DEADLINE Track homework, midterms, and finals for every course. Turn on reminders and get a heads-up before anything is due, so you can focus on studying instead of remembering. WIDGETS See your next class and today's schedule right from your Home Screen. Widgets update the moment a class starts. ATTENDANCE TRACKING Log every class as present, absent, late, or excused with one tap, and always know where you stand before it affects your grade. EXPORT TO CALENDAR Send your whole semester to Apple Calendar in seconds and see classes next to the rest of your life. ICLOUD SYNC Keep your schedule, tasks, and attendance the same on your iPhone and iPad. THEMES THAT FEEL LIKE YOU Warm Neutral, Dark Mocha, Soft Cloud, and Matcha Latte, each designed with care. CLASSR PRO · Attendance Tracking · Calendar Export · iCloud Sync · Lock Screen Widget · Exclusive Themes: Soft Cloud & Matcha Latte Choose a weekly or yearly subscription, or a one-time lifetime purchase. Subscriptions include a free trial for new subscribers and renew automatically until cancelled in your App Store account settings. Questions or ideas? Tap Send Feedback in Settings. We read every message. Privacy Policy: https://diagnostic-lamb-04b.notion.site/Privacy-Policy-320c86b02b9180e6a819cf068a250d3c?source=copy_link Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Classr at every 4 days against MusicalSphere's every 2 weeks. On price, ads, in-app purchases and device support 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
Both are free to download. MusicalSphere sells 2 one-off in-app purchases and Classr sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
MusicalSphere ships an update every 2 weeks, Classr every 4 days. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.
| Parameter | MusicalSphere | Classr |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 42.9% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 179 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | GEOFFREY, S GRAYSON, | Kemal Tas |
In-app purchases
MusicalSphere
- ChordSphere One Time Purchase$1.99
- ChordSphereTwo One Time Purchase$1.99
Classr
- Classr Pro Monthly3 Days trial$1.991 Month
- Pro Weekly3 Days trial$1.997 Days
- Classr Pro Yearly3 Days trial$9.991 Year
- Classr Pro Lifetime$34.99
Questions
Is MusicalSphere free?
Is Classr free?
Do MusicalSphere or Classr have ads?
Which is updated more often, MusicalSphere or Classr?
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