Comparison

Hooktheory I vs CLICK.

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

Head to head
About

Hooktheory I

Learn to craft melodies and chord progressions like a pro with interactive lessons and audiovisual examples from popular songs. This app provides an intuitive understanding of music theory, with practical exercises and a companion sketchpad for immediate practice.

Highlights
  • Learn chord progressions
  • Compose melodies
  • Audiovisual examples
  • Interactive exercises
  • Song dissection
  • Music theory concepts
Features
Read full description

Embark on a musical journey! Follow the Hooktheory Book Series in a smart, fun, skill-building journey. Learn how to craft melodies and chord progressions like professional musicians, and discover an intuitive and deep understanding of how music works. Validated by over 30,000 hobby and pro musicians like you, the Hooktheory Book Series is the best-selling how-to series for musicians around the world for a reason. Hooktheory I isn’t like other music theory books. Hooktheory teaches with an easy-to-understand music format that emphasizes chord and melody function. Rich audiovisual animations play along as you learn. We dissect popular songs and show you how the pros do it. Immediately practice concepts and tactics with our companion musical sketchpad, Hookpad. There is nothing else like it! Fun to read. Easy to understand. Full of practical knowledge. Learn from 41 interactive exercises and 88 audiovisual examples from artists like The Beatles, Journey, Taylor Swift, Beyoncé, Adele, Coldplay, Billy Joel, Lady Gaga, Elton John, Maroon 5, and more! In Hooktheory I, you’ll learn the following skills: • Composing music based on a scale. • Understanding the six basic chords that underlie all great chord progressions. • Writing chord progressions based on function (understanding which chords go together and which ones don’t) • Making melodies “chord aware” - learn why certain melodies sound good with a chord progression and why others don't • Controlling the natural tension and release in melodies over a chord progression Benefits: • Simple piano roll notation (sheet music knowledge not required) • Every concept + technique demonstrated through an actual song • 88 audiovisual examples from artists like The Beatles, Journey, and Taylor Swift • Reinforce learning at every step with 41 exercises • Designed to be used with Hookpad Music Making Software. Hookpad lets you practice every concept and tactic you learn in the books immediately To sum it up, Hooktheory I will teach you the essential basic techniques for crafting effective and compelling chord progressions and melodies.   Reading Hooktheory I doesn’t require any previous music knowledge or the ability to read sheet music. On average, it takes about five hours to read so it isn't a huge time commitment. Dedicate only a few hours to reading this book and gain a lifetime of skills that will give your music that professional edge.

About

CLICK.

Features
Read full description

CLICK. brings a drummer-focused metronome and daily practice together in one app. Open Today's Practice, choose one of 40 drum rudiments, and set your tempo and a 3, 5, or 10-minute session. The app's primary interface and lesson text are in Japanese. Daily practice • 40 drum rudiments with notation, sticking, and reference playback • Choose a 3, 5, or 10-minute session • Practice with the example and click, or with the click alone • Keep the notation, playback cursor, and time remaining in view • Resume a paused session with the same tempo, time remaining, and playback mode • Record practice time and your own assessment, and keep a tempo for each rudiment More ways to practice Beginner lessons, stroke fundamentals, pad exercises, and drum set exercises remain available under Other Practice. Search for notation by exercise name, skill level, or what you want to improve. Sight Reading Challenge generates four measures of snare notation. Tap along and check your timing score. Metronome • 20–400 BPM • Tap tempo, numeric entry, vertical drag, and ±1 controls • Odd and compound meters with notated subdivisions • Click drop, tempo build, and accent practice • Swing, shuffle, and swung 16th notes • Polyrhythm, polymeter, nested tuplets, and metric modulation • Multiple click sounds, haptics, Live Activity, and Siri Shortcuts Settings put sound and volume within easy reach. Expand practice features and advanced tools when you need them. Practice and lesson features are available on iPhone, iPad, and Mac. Apple Watch provides a metronome with wrist-haptic tempo feedback. No account is required. There are no ads, tracking, subscriptions, or in-app purchases. Settings and practice records are stored on device.

Screenshots

Hooktheory I4 screens
CLICK.4 screens

Verdict

The call

The clearest difference is price: CLICK. at $5.99 against Hooktheory I's $14.99. CLICK. also leads on in-app purchases (none vs 1) and update cadence (every 2 days vs every 3 months). Hooktheory I's advantage is iOS requirement (13.0 vs 17.6). On ads 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

Hooktheory I costs $14.99 and CLICK. $5.99 up front. Hooktheory I sells 1 one-off in-app purchase. CLICK. asks for nothing beyond the download.

UpkeepUpdate frequency

Hooktheory I ships an update every 3 months, CLICK. every 2 days. The most recent releases landed on October 13, 2026 and September 19, 2026 respectively.

Scorecard4 real differences · 6 level
Hooktheory I versus CLICK.: the parameters behind the verdict, then further details
ParameterHooktheory ICLICK.
Price$14.99$5.99 — better
Rating4.1 (11 ratings) — better—
Positive reviews63.4% of reviews—
Number of ratings11 — better—
Update frequencyEvery 3 monthsEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Apple Watch — better
Requires iOS13.0 — better17.6
Further details — not scored
Size140 MB22 MB
Age rating4+4+
DeveloperHooktheory LLCOkazaki Tenyu

In-app purchases

1 purchases

Hooktheory I

One-time1
  • Full Version$14.99
None

CLICK.

No in-app purchases

Questions

Is Hooktheory I free?
Hooktheory I costs $14.99, and also offers in-app purchases.
Is CLICK. free?
CLICK. costs $5.99, with no in-app purchases.
Do Hooktheory I or CLICK. have ads?
Neither Hooktheory I nor CLICK. shows ads.
Which is updated more often, Hooktheory I or CLICK.?
Hooktheory I ships an update every 3 months, and CLICK. every 2 days. Most recently, Hooktheory I was updated on October 13, 2026 and CLICK. on September 19, 2026.

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