Comparison

Chronos Notes vs Auris Ear Training

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

Head to head
About

Chronos Notes

Organize historical notes and events into a visual, chronological timeline. Create timelines for any historical period or event, navigate through them, and use tags for easy searching and filtering.

Highlights
  • Chronological timeline creation
  • Organize notes by date
  • Navigate via timeline or event list
  • Tagging for easy filtering
  • Search historical events
Features
Read full description

Chronos Notes offers a way to organize historical notes into a coherent, chronological timeline. Notes can be created in any order and Chronos Notes will arrange them into a timeline for you. Want to see the first world war mapped in time and place? What about the crusades? You can create any kind of historical events; Chronos Notes will help you organize them. You can navigate using the timeline or view events directly using the event list. Attaching tags to events will help you find them easily through filtering and search.

About

Auris Ear Training

Read full description

Become a better musician through a gamified learning experience. With Auris Ear Training mastering your ear becomes as fun and engaging as your favorite game. Learn the language of music: our app offers a unique, gamified approach to learning how to recognize intervals, chords, scales, progressions, and melodies. What Auris offers: - Keep engaged with fun exercises - Suitable for both beginners and advanced musicians (no prior knowledge needed) - Superior audio (high quality recordings of real instruments) - Practice daily to grow your streak and develop a learning habit - Try to beat your high score and stay on top of the leaderboard - Track your progress and stay motivated Key Features: - Intervals: Learn to identify the space between notes and build the foundation of your ear training. - Scales: Explore major, minor, and exotic scales, enhancing your improvisation and compositional skills. - Melodic Dictation: Improve your ability to hear and transcribe melodies, boosting your overall musical ear. - Chords: Understand and recognize different chord types, essential for songwriting and improvisation. - Progressions: Develop your ability to recognize and anticipate chord progressions in music, a key skill for any musician. Download Auris Ear Training now and start your journey towards becoming a more skilled, confident musician.

Screenshots

Chronos Notes4 screens
Auris Ear Training3 screens

Verdict

The call

The clearest difference is price: Auris Ear Training at Free against Chronos Notes's $0.99. Auris Ear Training also leads on update cadence (every 3 weeks vs every 9 months) and iOS requirement (13.4 vs 15.0). On 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

Auris Ear Training is free to download; Chronos Notes costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Chronos Notes ships an update every 9 months, Auris Ear Training every 3 weeks. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

Scorecard3 real differences · 7 level
Chronos Notes versus Auris Ear Training: the parameters behind the verdict, then further details
ParameterChronos NotesAuris Ear Training
Price$0.99Free — better
Rating4.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 9 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.013.4 — better
Further details — not scored
Size6 MB11 MB
Age rating4+4+
DeveloperJan-Wouter ArendsenMilan Nivard Weitenberg

In-app purchases

None

Chronos Notes

No in-app purchases

None

Auris Ear Training

No in-app purchases

Questions

Is Chronos Notes free?
Chronos Notes costs $0.99, with no in-app purchases.
Is Auris Ear Training free?
Auris Ear Training is free to download, with no in-app purchases.
Do Chronos Notes or Auris Ear Training have ads?
Neither Chronos Notes nor Auris Ear Training shows ads.
Which is updated more often, Chronos Notes or Auris Ear Training?
Chronos Notes ships an update every 9 months, and Auris Ear Training every 3 weeks. Most recently, Chronos Notes was updated on October 12, 2026 and Auris Ear Training on October 13, 2026.

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