Chord Learner vs pocketOscilloscope
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chord Learner
Master music theory with this comprehensive chord learning tool. Practice identifying chords by name or notes, and explore various chord types and keys. Perfect for musicians of all levels looking to enhance their skills.
- Learn and practice chord notes
- Learn and practice chord names
- Explore 32 chord types
- Practice chords in 12 major keys
- Configurable key and chord selection
- Hint button for assistance
- Color-coded feedback and statistics
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Whether you are a beginner or expert musician, you will find this app useful as a fun tool for learning, understanding, practicing, and improving your knowledge of chords. Having quick mental ability of knowing chord names and their notes can help you take your musical talent to the next level. If you play an instrument that uses chords you can improve your skills by playing Chord Learner. This app can help any musician at any level. The makers of the popular Fretboard Addict family of apps that are now serving over 1 million musicians brings you another great app to add to your musician toolbox. Thank you for supporting our products! CHECK OUT A DEMONSTRATION VIDEO AT: www.guitaraddict.net Features: -Learn and practice naming a chord’s notes, given a chord name -Learn and practice naming a chord, given its notes -Learn and practice any combination of 32 chord types based on triad, 4th, 5th, 6th, 7th, 9th, 11th, and 13th -Learn and practice chords from any combination of the 12 major keys in the circle of fifths -Simple to configure key selection by touching any key in the circle of fifths or use the convenient select all / clear all buttons -Simple to configure chord type selections by using the preset buttons at the top of the screen to select groups of chords, or by touching the chord types on the screen, or by using the select all / clear all buttons -Hint button that shows the key that the chord is in, chord type, chord root’s major scale, and chord formula for helping any level of musician -Progressive answer entering system that gives you color coded feedback on each step of the answer so you know whether you are correct or incorrect -Effective color coded statistics that show your progress for keys worked on and for chord types worked on (Blue=Not Worked On, Green=80%+ Correct, Yellow=60%+ Correct, Red=Below 60% Correct) -Total running average is shown on the Play tab so you know your all time average. -This app perfectly compliments the Fretboard Addict family of apps for practicing and learning notes, chords, and soloing for guitar, bass, electric guitar, and ukulele -This is a great app for piano players to practice and learn chords -Universal app for your iPhone, iPad, or iPod touch devices
pocketOscilloscope
Visualize audio waveforms on your Mac, PC, or iOS device. This tool offers detailed controls for RMS/Peak metering, voltage, gain, and visual elements like line thickness and rotation. Customize channel colors for a personalized audio analysis experience.
- Stereo capable oscilloscope
- RMS/Peak meter
- Controllable Vertical/Horizontal Offset
- Voltage and Gain controls
- Line Thickness and Rotation
- Custom color selection
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pocketOscilloscope is a Mac/PC and iOS compatible stereo capable oscilloscope tool for audio nerds. Complete with RMS/Peak meter and controllable Vertical and Horizontal Offset. As well as separate Voltage and Gain controls, coupled with visual controls like Line Thickness and Rotation for a complete experience. Custom color selection for audio channels 1 & 2. This tool is great for checking your custom built oscillators, plug-ins, or just visualizing your audio. VST3, AU, AUv3, & Stand-alone compatible. *Stand alone app works with external audio hardware devices.
Screenshots
Verdict
The clearest difference is rating: pocketOscilloscope at 3.6 against Chord Learner's 1.0. pocketOscilloscope also leads on review sentiment (50% vs 20%) and price ($0.99 vs $4.99). On ratings volume, ads, in-app purchases and monetization model 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
Chord Learner costs $4.99 and pocketOscilloscope $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
pocketOscilloscope holds the better App Store score, 3.6 against 1.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews point the same way: 20% of Chord Learner's written reviews are positive against 50% of pocketOscilloscope's.
Chord Learner ships an update every 37 months, pocketOscilloscope every 12 months. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.
| Parameter | Chord Learner | pocketOscilloscope |
|---|---|---|
| Price | $4.99 | $0.99 — better |
| Rating | 1.0 (2 ratings) | 3.6 (5 ratings) — better |
| Positive reviews | 20.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 2 | 5 — better |
| Update frequency | Every 37 months | Every 12 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Rylee | OSC Audio |
Customer experience
Chord Learner
pocketOscilloscope
In-app purchases
Chord Learner
No in-app purchases
pocketOscilloscope
No in-app purchases
Questions
Is Chord Learner free?
Is pocketOscilloscope free?
Which has better reviews, Chord Learner or pocketOscilloscope?
Do Chord Learner or pocketOscilloscope have ads?
Which is updated more often, Chord Learner or pocketOscilloscope?
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