Comparison

MusicalSphere vs Classr

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MusicalSphere

Read full description

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.

About

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.

Highlights
  • Weekly timetable view
  • Assignment and exam tracking
  • Deadline reminders
  • Home screen widgets
  • Attendance logging
  • Calendar export
  • iCloud sync
  • Customizable themes
Features
Read full description

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

MusicalSphere4 screens
Classr4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard1 real difference · 9 level
MusicalSphere versus Classr: the parameters behind the verdict, then further details
ParameterMusicalSphereClassr
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—42.9% of reviews
Number of ratings—1 — better
Update frequencyEvery 2 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size179 MB10 MB
Age rating4+4+
DeveloperGEOFFREY, S GRAYSON,Kemal Tas

In-app purchases

2 purchases

MusicalSphere

One-time2
  • ChordSphere One Time Purchase$1.99
  • ChordSphereTwo One Time Purchase$1.99
4 purchases

Classr

Subscriptions3
  • Classr Pro Monthly3 Days trial$1.991 Month
  • Pro Weekly3 Days trial$1.997 Days
  • Classr Pro Yearly3 Days trial$9.991 Year
One-time1
  • Classr Pro Lifetime$34.99

Questions

Is MusicalSphere free?
MusicalSphere is free to download, with in-app purchases available.
Is Classr free?
Classr is free to download, with in-app purchases available.
Do MusicalSphere or Classr have ads?
Neither MusicalSphere nor Classr shows ads.
Which is updated more often, MusicalSphere or Classr?
MusicalSphere ships an update every 2 weeks, and Classr every 4 days. Most recently, MusicalSphere was updated on November 8, 2026 and Classr on November 9, 2026.

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