Comparison

J vs CronSequitur

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

Head to head
About

J

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J-Chorus is a vintage BBD-style chorus for iPhone and iPad. Use it as a standalone audio app or insert the included AUv3 effect in a compatible host such as GarageBand. Its circuit-informed processing models the character of a 256-stage BBD path, op-amp modulation source, and compander. Three classic modes provide bright movement, deeper richness, or a combined wide stereo sound. Aging adds adjustable clock instability and noise for a more weathered response. FEATURES - Mode I, Mode II, and combined I+II - Adjustable Aging for BBD jitter and noise character - Equal-power Depth dry/wet blending - Adjustable input gain - Instrument and line input modes - Optional 2x and 4x oversampling - Standalone iOS/iPadOS app - AUv3 audio effect for compatible hosts TRY BEFORE UNLOCKING The app provides 10 minutes of full-featured active use, shared between the standalone app and AUv3 extension. Demo time advances only while audio is actively processing. A one-time, non-consumable In-App Purchase unlocks unlimited use in both formats. Restore Purchases is available in the standalone app. J-Chorus adds rich stereo movement to synthesizers, guitar arpeggios, electric piano, vocals, pads, and other melodic sources.

About

CronSequitur

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CronSequitur is a step sequencer with a grid layout that feels like real hardware, not a menu system with deeply nested functions you may never find. Every step can carry more than a note. Program changes and control changes sit right beside the note, not in a separate menu. A 2 to 64 step grid and full time-signature control make odd meters and unusual pattern lengths part of the design, not an afterthought. The core app needs no purchase. Two optional in-app purchases add more: Standard, a one-time purchase, and Pro, a one-time purchase or an annual subscription. If you already own Standard, Pro's one-time purchase is offered to you as an upgrade. Each paid feature is listed below under the purchase that includes it; everything else described here is part of the core app. CORE APP • The step sequencer and step editor: program changes and control changes on any step, 2 to 64 steps per pattern, full time-signature control • MIDI output to your external gear • The built-in synth, with a tempo-synced delay and a two-band EQ • Transpose: shift a pattern to another key without rewriting its notes, saved with the preset • Undo and redo for every edit, with no limit until you save • Unlimited presets • The metronome's audio click, visual beat indicators and count-in, and tap tempo • Export, import and back up your presets and songs in CronSequitur's own file format • Build and edit songs from your patterns, with sections, repeats and tempo changes • Full playback of the demo songs in the Library's Factory section • A preview of the first section of each song in My Songs, which holds the songs you build and any demo song you copy or edit. Full playback of these songs requires Pro (Song Playback, below). • Daylight mode, a high-contrast display for direct sun STANDARD IN-APP PURCHASE (ONE-TIME) • Virtual MIDI Output: send MIDI to other apps on the same device, no cables • Tags: tag your presets and filter them by tag • MIDI File Import & Export: standard MIDI files, to and from your DAW and other gear • Device Profiles: built-in and custom profiles that show your gear's own controls and labels • Screen Flash: a full-screen flash on each metronome beat • Metronome Haptics: a vibration on each metronome beat (iPhone only) • Tap Tempo Guard: TAP must be armed with one tap before it changes the tempo, so a stray touch mid-set does nothing • Performance Octave: shift your pattern up to three octaves up or down, live, while you perform PRO IN-APP PURCHASE (ONE-TIME OR ANNUAL SUBSCRIPTION) Pro includes everything in Standard, plus: • Song Playback: full playback of the songs in My Songs, start to finish, with every section, repeat and tempo change, a countdown to the next section and your own stage cues on screen • Section Pads: jump to or loop any song section live • Audio Backing Tracks: import audio files to play along with your songs • Tempo-Locked Playback: backing tracks detect their tempo and stretch to match your song • Group Sync: many musicians, one song. Each player runs their own part on their own device, and the whole band starts, stops, changes tempo and moves through the song together over local Wi-Fi. Every device in the session needs Pro. • Section Audio Tracks: give each song section its own backing track Independently made in Maine. Fair pricing, no dark patterns, no surprises, built by a musician who wanted this to exist.

Screenshots

J2 screens
CronSequitur4 screens

Verdict

The call

J and CronSequitur are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. J sells 1 one-off in-app purchase and CronSequitur sells 4 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
J versus CronSequitur: the parameters behind the verdict, then further details
ParameterJCronSequitur
PriceFreeFree
Update frequency—Monthly
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size28 MB13 MB
Age rating4+4+
DeveloperShoma KondoFortyFourSquirrels

In-app purchases

1 purchases

J

One-time1
  • J-Chorus Full Version$4.99
4 purchases

CronSequitur

Subscriptions1
  • CronSequitur Pro (Annual)7 Days trial$9.991 Year
One-time3
  • CronSequitur Standard$7.99
  • CronSequitur Pro Upgrade$22.00
  • CronSequitur Pro$29.99

Questions

Is J free?
J is free to download, with in-app purchases available.
Is CronSequitur free?
CronSequitur is free to download, with in-app purchases available.
Do J or CronSequitur have ads?
Neither J nor CronSequitur shows ads.

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