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KATALOG vs FlexChords

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

KATALOG compared with FlexChords
Detail KATALOGFlexChords logo FlexChords
What it doesA library manager for large, owned music collections Instant Guitar Chords for Any Song
StageMVP Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree trial Freemium
PricingFree 30-day trial. Support license: $30 one-time payment, no subscription. All basic features are free. Free: access all catalog songs, add 5 new songs per month, edit charts, songs up to 12 minutes. Song packs: 10 songs ₹49/$2.99, 30 songs ₹99/$5.99, 100 songs ₹249/$12.99 (one-time purchase). FlexChords Pro (coming soon): ₹99/month or ₹799/year ($3.99/month or $29.99/year), includes unlimited songs u
Key features
  • Four layouts: Play for DJing with AI mixing, Prep for building sets, Studio for comparing versions, Desk for release management
  • DJ Flow automatic mixing with harmonic matching by key and tempo
  • Works with Serato, rekordbox, Traktor, Engine, VirtualDJ, Mixxx and Apple Music in both directions
  • Writes artwork, lyrics, tags, tempo and beatgrids into audio files
  • Find fake bitrates, duplicates and missing files
  • Search in plain English for complex queries across the library
  • Live FX with echo, roll, filter, gate, crush, flanger and sample pads
  • Mini player and menu bar controls
  • Smart crates, hot cues, loops and A/B comparison that holds playhead
  • Automatic chord detection from YouTube videos and audio files
  • Real-time synced chord playback
  • Key and tempo detection
  • Instant chord transposition
  • Chart editing and customization
  • Slow down playback without pitch change (Pro)
  • Capo suggestions and simplified chords (Pro)
  • PDF export of chord sheets (Pro)
What makes it different
  • Local-first: nothing uploaded, no cloud, no telemetry, no account needed
  • Files never moved, renamed or re-encoded; your library stays yours
  • Reads existing Music, Serato and rekordbox libraries without altering files
  • Metadata embedded in files travels to any other app or machine
  • 91% chord accuracy on unseen songs using proprietary model
  • All catalog songs free to play and transpose
  • User-editable charts saved to account
  • Crowdsourced chord library that improves for all users
  • Built specifically for musicians learning by ear
Community votes00
DR (Domain Rating by Ahrefs)1 +1 (up) since last check5 −1 (down) since last check
Trust Flow (Majestic)224
Citation Flow (Majestic)1828
Referring domains (Majestic)1332

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