Laying out the streets…STEP 1 OF 3

Open—Shape · House #13,599

Chord progressions for guitar that adapt to any tuning

In the Collectors and hobbyists neighborhood (Personal). In town since 16 Sept 2026.

Nobody has claimed this house yet. Tablif records every new product and gives it a house; when its owner claims it, the lights go on.

Is this yours? Claim it

What Tablif read on Open—Shape's site

Open—Shape describes itself as: “Free Chord Progression Builder for Any Tuning — Open—Shape”

What it is

Calls itself “chord & tuning companion”.

  • Calls itself: chord & tuning companion
“A chord & tuning companion for guitarists”

Where it puts itself

Rules out “subscription”. Publishes a comparison page.

  • Says it will not: subscription
“If you're spending real time in alternate tunings and need to know what a chord actually looks like once you've retuned, that's the problem Open-Shape is built to solve.”
“…no subscription”

What it costs

One-time purchase. A free tier, free forever. No monthly or yearly plan. Prices quoted: $9.99.

  • One-time: yes
  • Monthly: no
  • Yearly: no
  • Free plan: free forever
  • Price: $9.99
“$9.99 one-time”
“…no recurring billing, ever.”

Who it sells to

Sells to consumers. Made for guitarists.

  • Sells to: consumers
  • Made for: guitarists
“A chord & tuning companion for guitarists”

How it runs

A mobile app and web app for iOS. Runs locally and works offline. Distributed through the App Store. Built with PostHog.

  • Kind: mobile · web
  • Runs on: iOS
  • Runs where: on the device, offline
  • Distributed via: App Store
  • Analytics: PostHog
“Any modern web browser on phone or desktop, and iOS through the App Store.”
“Free in your browser · nothing to install”

What it works with

Replaces Open-Shape.

  • Replaces: Open-Shape
“If you mainly need to get in tune fast and browse standard chord charts, GuitarTuna or Fender Tune will do that well - they're built around exactly that. If you're spending real time in alternate tunings and need to know what a chord actually looks like once you've retuned, that's the problem Open-Shape is built to solve.”

What it offers as proof

Live, no waitlist. Claims “33”. Try it without signing up.

  • Number claimed: 33
  • Trial asks for: nothing
“Open-Shape doesn't require sign-in.”
“…no account”

Sources

Tablif read these pages, last on 7 Oct 2026. Everything above is what the product says about itself; Tablif does not verify every claim.

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