Harmonizer vs Skadis Click
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Harmonizer
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Harmonizer - AUv3 is a real-time vocal harmonizer for iPhone and iPad. Sing into a microphone, select piano keys or chord pads, and hear live harmonies with low latency. Use it as a standalone instrument or load it as an AUv3 effect in compatible hosts such as GarageBand and Logic Pro for iPad. Key Features: - Live Vocal Harmonies: Process your voice in real time with harmonies based on held notes, piano keys, chord pads, or connected MIDI input. - Standalone and AUv3: Use Harmonizer as a standalone app or as an AUv3 audio effect in compatible music apps. Record the harmonized result directly in your host project. - Chord Pads: Play and hold chords with touch pads. Move between pads naturally, prepare the next chord while another is held, and use multiple octave ranges within each pad. - Audio Controls: Adjust dry vocal level, harmony level, output gain, and, in the standalone app, reverb amount and space preset. - Custom Chord Sets: Create, rename, duplicate, edit, and delete chord sets for different songs or performances. Choose the number of pads, chord roots, qualities, octaves, and pad layouts. - Piano Keyboard: Play with a multitouch piano keyboard designed for live performance. Choose Glide mode for sliding notes or Scroll mode to move across the keyboard while continuing to play. - iPad Dual Keyboard: On iPad, use two independent keyboard rows with separate positions for wider playing ranges. - MIDI Input: Use connected MIDI keyboards and controllers to play harmonies. MIDI works with chord pads and keys, including AUv3 host MIDI where supported. - MIDI Mapping: Map MIDI notes to chord pad positions and map MIDI knobs to key mixing controls such as Dry, Harmony, Reverb, and Output level. - Hand Control: Optionally control chord pads using the front camera. Hover over a pad with your hand and pinch to hold its chord. Includes a short tutorial plus low-light, no-hand, and multiple-hand guidance. - Local Processing: Microphone audio, camera input, chord sets, and performance settings stay on your device. Harmonizer does not upload or sell your audio or camera data. - Apple Intelligence Chord Progressions - Describe a mood, style, key, or progression idea to generate a named playable chord set with a short description; preview each chord, edit it, then save and use it live in Harmonizer. Requires a compatible device with Apple Intelligence enabled and availability may vary by language and region. Enjoy!
Skadis Click
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Skadis Click is a metronome for people whose music does not sit in plain 4/4. Beats are counted in samples inside the audio render callback rather than by a timer, so the pulse cannot drift under load - and a tempo change lands instantly, without a phase glitch. In our own timing test the worst deviation across every meter, subdivision and swing setting is a single sample: 0.02 ms at 48 kHz. METER AND ACCENTS - Any meter from 1/2 to 32/16 - 17 ready-made plus a custom one - Four levels per beat: accent, normal, quiet, rest - set by tapping the beat strip - Grouping for odd meters: 7/8 as 3+2+2 or 2+2+3, with accents placed for you - The tempo unit is set apart from the meter, so 6/8 counts BPM by the dotted quarter RHYTHM - Subdivisions from eighths to septuplets, a different one per beat if you want - Swing from 0 to 100% - 66% is the classic triplet shuffle - A second layer: polyrhythm (3 against 4) or polymeter (an independent cycle that drifts against the bar), with its own timbre, level and pan SOUND - 16 timbres synthesised procedurally - no samples in the bundle, no bloat - Separate timbres for the accent, the beat and the subdivision - Level and pan per layer, so the main pulse and the polyrhythm can sit in opposite channels - Plays over your music without ducking it, and keeps running with the screen off PRACTICE TOOLS - Tempo ramp: +N BPM every M bars up to a target, with a there-and-back mode and a graph - Silence drill: the click drops out for N bars, or randomly mutes individual beats - Count-in before the start READING IT AT A GLANCE The dial shows the bar as concentric cycles: the outer ring is the beats, with dot size carrying the accent; the ticks between them are the subdivision; a separate ring is the second layer. Two progress arcs run on their own periods - in a polyrhythm they close together, in a polymeter the inner one visibly runs ahead. The beat strip along the bottom is for editing accents by touch; the rings are for reading from a music stand. ALSO - Tap tempo with a rolling average that discards obvious misses - Presets and a song mode: a chain of sections with their own tempo and meter, switching exactly on the barline - Haptics scaled by accent level, a screen flash, and a silent mode No account, no network, no ads, no tracking. Your presets and songs are stored on your device and stay there.
Screenshots
Verdict
Harmonizer and Skadis Click are too close to call on the numbers: across 5 compared parameters โ price, ads, in-app purchases and device support among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Harmonizer | Skadis Click |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | โ |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 โ better | 18.0 |
| Further details โ not scored | ||
| Size | 20 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Peter Hafner | Robert Tsiura |
In-app purchases
Harmonizer
No in-app purchases
Skadis Click
No in-app purchases
Questions
Is Harmonizer free?
Is Skadis Click free?
Do Harmonizer or Skadis Click have ads?
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