Comparison

NLogSynth PRO vs ChordPainter

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

Head to head
About

NLogSynth PRO

This app is a professional virtual analog synthesizer for iOS, offering a low-latency sound engine with extensive editing capabilities. It supports various inter-app audio and MIDI protocols, allowing for integration with DAWs and external controllers. Create and export custom sounds and recordings with studio-quality audio.

Highlights
  • Virtual analog low-latency sound engine
  • Extensive sound editing with over 150 parameters
  • Support for AudioUnit v3, AudioBus 3, Inter-App Audio
  • Full MIDI implementation and Core MIDI compatibility
  • Studio quality 44.1 kHz Stereo CD quality audio
  • 224 factory sounds and user banks
  • Multi-effect section with delay, chorus, reverb, and more
Features
Read full description

Professional Virtual Analogue Synthesizer supporting AudioUnit v3, AudioBus 3, Inter-App Audio and Core MIDI compatible apps & interfaces. Versatile iOS synth with professional grade virtual analogue low latency sound engine: - Play it from on-screen keyboard - Use MIDI keyboards & controllers via MIDI interfaces - Connect to your digital audio workstation via MIDI interfaces - Play NLogSynth from other iOS apps using virtual Core MIDI - Synchronize NLog via MIDI Clock to other apps or devices - Make audio or MIDI recordings on the run and share your files - Export patches & recordings Supports external MIDI input and output via CoreMIDI compatible interfaces and class compliant USB MIDI interfaces. Full MIDI implementation including velocity control, pitch bend, sustain pedal, modulation wheel, program & bank change, polyphonic after touch, channel pressure and assignable midi controller & MIDI Sync receiving mode. ::: Follow @nlogmusic at Twitter! ::: ::: Featured in How to Make a Noise: iPad Synthesizers Edition (http://noisesculpture.com/ipad) the most widely read synthesizer book ::: - 224 IMPRESSIVE FACTORY SOUNDS  - including fresh new sound set by the producer 7 Skies - ENDLESS options for SOUND EDITING     - Over 150 parameters     - 3 user banks with 96 slots   - STUDIO QUALITY sounds     - Professional 44.1 kHz Stereo CD quality     - 32bit floating point engine     - Highly efficient algorithms - STAGE safe KEYBOARD implementation     - SLIDING & LOCK option     - Double manual option     - POLY, MONO & LEGATO modes     - Velocity control     - Different key sizes - Fully customizable EXPRESSION CONTROL     - Realistic PITCH BEND and MOD WHEEL implementation     - X/Y dimensional controller     - 4 customizable PERFORMANCE knobs     - Keyboard with VERTICAL modulation control - Incredible FAT & RICH:     - New filter implementation for SMOOTH and JUICY control with 7 FILTER types     - UNISONO mode for up to 4 parallel sounds with detune, delay and panning control === SOUND editing features === - 4 Oscillators with 20 waveforms:     - classic analogue SIN, SAWTOOTH, TRIANGLE and SQUARE     - 16 additional carefully designed wavetables  - True PWM pulse-width modulation - Frequency mod - Ring mod - Noise generator - 2 Filter with 7 filter types     - Low, High & Band Passes     - Finest sweeps & smoothest cutoff tuning     - Carefully resonating     - 12 & 24dB option for steepness - 4 ADSR Envelope generators     - Velocity controlled attack time - Slope control - 4 Modulation LFOs     - Sample & hold     - Fade in delay - Modulation Matrix - 4 Modulation slots each modulating 3 destinations - Multi-effect section     - Stereo delay with x-feed & filter     - chorus - flanger - phaser     - distortion - reverb - parametric EQ

About

ChordPainter

Read full description

Chordpainter creates songbooks of piano songs as chord diagrams without any knowledge of music notes. What has always been standard for guitarists, Chordpainter now also creates this for piano players. Simply input chords via midi or enter them manually. The chords are automatically recognized and can be edited or renamed as desired. Then simply print or export as pictures, by email or into Dropbox. All features in an overview: ------------------------------------------------------------------------ - Creation of chord images with up to 10 notes per chord - Automatic recognition of chords separated for the left and right hand - Input chords manually or via MIDI keyboard - Automatic detection of Midi inputs and display of the Midi source - Bluetooth Midi adapters from Yamaha or QuiccoSound are also supported - Transfer a chord to the current song via button or MIDI trigger - Piano is fully playable with sound, either manually or via MIDI input - Clear button to remove all entered notes - Free definable Midi trigger (setting is stored) - Complete online manual available in the App - Notes, program changes or controller (pedal) are accepted as Midi trigger - Midi Analyzer in the main display for all incoming MIDI events - Intelligent mode to assign chords to the right and left hand - Display of the intervals, separated for chords of the right and left hand - All chords in the song can be sorted using Drag & Drop - Language in the APP can be switched between English and German - Chords can be edited, renamed or deleted also after creation - Optimized user interface for all iPad sizes - When naming the chords, there are buttons for common chord suffixes - Chord images optimized for high-resolution printing on laser printers in grayscale - Songbook view to display all the chords of a song large on one page with Midi scrolling - PDF Export for all songs and demo songs to printout or for use in other APPs - Sound output with real sampled piano sounds including velocity - Sound can be enabled or disabled (setting is saved) - Export der Akkordbilder in die Bilder Gallery oder Dropbox - Constantly expanded list of demo songs, partial with songbook PDFs - Song library with an unlimited number of songs - List view with all songs plus number of chords in the song - Songs can be created, copied, renamed or loaded for editing - Export of chord images to the Gallery or Dropbox - You can also export by email (default email address stored) - Automatic backup of the song library when export by mail or dropbox - Restore the song library with "Open in" function in iOS

Verdict

The call

The clearest difference is update cadence: NLogSynth PRO at every 2 months against ChordPainter's every 22 months. ChordPainter's advantage is price ($2.99 vs $8.99). On ads, in-app purchases, device support and iOS requirement 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

NLogSynth PRO costs $8.99 and ChordPainter $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

NLogSynth PRO ships an update every 2 months, ChordPainter every 22 months. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
NLogSynth PRO versus ChordPainter: the parameters behind the verdict, then further details
ParameterNLogSynth PROChordPainter
Price$8.99$2.99 — better
Rating4.6 (33 ratings) — better—
Positive reviews83.1% of reviews—
Number of ratings33 — better—
Update frequencyEvery 2 months — betterEvery 22 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPadiPad
Requires iOS13.013.0
Further details — not scored
Size25 MB195 MB
Age rating4+4+
Developertempo rubatoStefan Arnhold

In-app purchases

None

NLogSynth PRO

No in-app purchases

None

ChordPainter

No in-app purchases

Questions

Is NLogSynth PRO free?
NLogSynth PRO costs $8.99, with no in-app purchases.
Is ChordPainter free?
ChordPainter costs $2.99, with no in-app purchases.
Do NLogSynth PRO or ChordPainter have ads?
Neither NLogSynth PRO nor ChordPainter shows ads.
Which is updated more often, NLogSynth PRO or ChordPainter?
NLogSynth PRO ships an update every 2 months, and ChordPainter every 22 months. Most recently, NLogSynth PRO was updated on October 1, 2026 and ChordPainter on October 7, 2026.

Other comparisons