Comparison

Piano Ear Training Pro vs Randomizer Generator Selector

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

Head to head
About

Piano Ear Training Pro

Develop your musical ear with comprehensive exercises for intervals, chords, scales, and progressions. Personalize your training, track your progress, and connect visual and aural skills with a configurable piano. Ideal for all musicians, from beginners to advanced.

Highlights
  • Interval training
  • Chord distinction
  • Pitch training
  • Melodic dictation
  • Chord progression analysis
  • Configurable piano
  • Progress tracking
Features
Read full description

• Suitable for beginners to advanced musicians with all the essential ear training exercises in various levels. • Quickly develop aural skills by personalising your training by focusing on specific chords, intervals, progressions, scales etc. • Track progress as you improve efficiently in each ear training discipline. • A simple intuitive design enables you quickly enjoy ear training and follow the help and tutorials to get most out of the ear trainer. • Configurable piano which strongly aids connection between visual and aural skills and musical instruments. • Most popular and extensive ear training with over 1 millions users. • Highly recommended by professional and student musicians in top musical schools contributing to the design for their own use. • Ideal for all musicians as you can easily change the instrument sounds. • No advertising and all the content in this Pro version. Exercises: ***** interval training ***** Being able to determine intervals between notes in the key skill to playing by ear. Challenge your expertise by changing the base note or playing the notes together. This is made easy as it associates an interval with a well known song. ***** chord distinction ***** Can you distinguish between a Major from a Minor chord for example? There are 100s of chords to differentiate. You can help your understanding by selecting arpeggio mode to aid chord distinction and selecting highlight to visualise the construction of the chords. You can challenge yourself by changing the key of the chord. Work your way quickly and steadily through the levels. Another exercise to help you fully understand musical theory and composition. ***** higher lower ***** Given 2 notes, can you identify whether the second note is higher or lower in pitch than the first note? Musicians can train their ears to recognise different pitches. Whilst this is a beginners exercise, you can challenge yourself by reducing the range of the 2 notes played. ***** pitch training ***** After hearing a pitch, can you accurately play that same pitch on the piano? This exercise allows your to zoom in on the note using relative pitch skills, and will record how many notes it takes for you to correctly identify. You can easily adjust the difficult by setting a time interval between listening and playing. ***** interval comparison ***** Given 2 intervals, can you determine whether the second interval is wider or narrower in distance? ***** pitch identification ***** A popular test that comes up in music grade aural exams. Given a chord can you identify a specific note/pitch within it? For example, given a C Major chord, can you find the highest note? ***** melodic dictation ***** Listen to a melody and then play it back on the piano. You can make it easier by adjusting the speed and focusing on a few notes at a time. ***** chord progression ***** Can you distinguish a I - IV - V - I progression from a I - V- IV - I? Contains all the most common chord progressions which you will find in nearly all the most popular songs. ***** scale identification ***** Listen to a scale and can you then identify it as a Major scale, Harmonic Minor or Natural Minor for example? ***** absolute pitch ***** Given the same note played at different octaves, can you identify its pitch? Includes a Learning mode to imprint the pitches into the brain.

About

Randomizer Generator Selector

This app provides a suite of tools for generating random numbers, rolling dice, flipping coins, and making decisions. It's designed for various uses, from classroom activities and giveaways to game nights and everyday choices.

Highlights
  • Customizable number generation
  • Multi-dice rolling
  • Animated coin flips
  • Bingo number caller
  • Random selector tools
  • Exportable results
Features
Read full description

Random Number Generator, Dice Roller & Coin Flip Bring nine random tools together in one app. Generate numbers, roll dice, flip a coin, draw a playing card or explore other random results. RANDOM NUMBERS WITH YOUR SETTINGS Set your minimum and maximum, choose a quantity, then generate. Allow duplicates or request unique numbers, exclude specified values, sort the results and display their sum. Use numbered results for classroom activities, games or a numbered raffle. Input values can reach 999,999,999, and the quantity limit is 9,999. The available range and exclusions can further limit the number of unique results. DICE ROLLER Choose between one and six dice. Select dice with 2, 4, 6, 8, 10 or 12 sides, then roll to see their individual values and total. Use the available combinations for board games, classroom activities and other games that need random dice results. COIN FLIP Tap to flip the animated coin and see heads or tails. Use it when deciding between two options. Each flip produces another random result, so outcomes can repeat. MORE RANDOM TOOLS Draw a random playing card, generate a letter from A to Z, or choose a rock-paper-scissors throw. Generate colors with hexadecimal and RGB values, create random dates and times between 2000 and 2040, or get a yes/no answer. Letters, cards and other independently generated results can repeat. COPY AND EXPORT Copy generated results for use elsewhere. Export features are subject to the app’s access controls. Random-number exports include CSV and an Excel-compatible spreadsheet format. Localized labels help explain the results while preserving the underlying values. PREMIUM AND ACCESS The app includes free-use limits and Premium access. The purchase screen displays available products and prices. Manage recurring subscriptions through your App Store account. Choose a number range, flip a coin, roll dice or select another random tool for your next game, classroom activity or everyday decision. Terms: https://sites.google.com/view/random-number-generator-app/terms Privacy: https://sites.google.com/view/random-number-generator-app/home

Screenshots

Piano Ear Training Pro4 screens
Randomizer Generator Selector4 screens

Verdict

The call

The clearest difference is price: Randomizer Generator Selector at Free against Piano Ear Training Pro's $29.99. Randomizer Generator Selector also leads on rating (5.0 vs 4.3) and iOS requirement (13.0 vs 15.0). Piano Ear Training Pro's advantage is in-app purchases (none vs 2) and ads (none vs shown). On update cadence 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

Randomizer Generator Selector is free to download; Piano Ear Training Pro costs $29.99 up front. Randomizer Generator Selector sells 2 in-app purchases, starting at $3.99 per month. Piano Ear Training Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Randomizer Generator Selector holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 16 and 5 respectively.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard7 real differences · 3 level
Piano Ear Training Pro versus Randomizer Generator Selector: the parameters behind the verdict, then further details
ParameterPiano Ear Training ProRandomizer Generator Selector
Price$29.99Free — better
Rating4.3 (16 ratings)5.0 (5 ratings) — better
Positive reviews33.3% of reviews—
Number of ratings16 — better5
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size44 MB60 MB
Age rating4+4+
DeveloperLearn To Master LtdJanoGroup LLC

Customer experience

Piano Ear Training Pro

All ratings16 ratings
Positive75.0%
Neutral18.8%
Negative6.3%
Written reviews21 reviews
Positive33.3%
Neutral9.5%
Negative57.1%

Randomizer Generator Selector

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Piano Ear Training Pro

No in-app purchases

2 purchases

Randomizer Generator Selector

Subscriptions2
  • Monthly - Premium$3.991 Month
  • Annual — Premium 19.99$19.991 Year

Questions

Is Piano Ear Training Pro free?
Piano Ear Training Pro costs $29.99, with no in-app purchases.
Is Randomizer Generator Selector free?
Randomizer Generator Selector is free to download, with in-app purchases available.
Which has better reviews, Piano Ear Training Pro or Randomizer Generator Selector?
Randomizer Generator Selector is rated higher. Piano Ear Training Pro averages 4.3 out of 5 from 16 ratings, while Randomizer Generator Selector averages 5.0 from 5 ratings.
Do Piano Ear Training Pro or Randomizer Generator Selector have ads?
Randomizer Generator Selector shows ads; Piano Ear Training Pro does not.
Which is updated more often, Piano Ear Training Pro or Randomizer Generator Selector?
Piano Ear Training Pro ships an update every 2 months, and Randomizer Generator Selector every 2 months. Most recently, Piano Ear Training Pro was updated on November 8, 2026 and Randomizer Generator Selector on November 5, 2026.

Other comparisons