Best Chord Finder Software in 2026
Updated
In short: OtoTheory is ranked #1 of 27 as of 4 October 2026, ahead of ChordU and HarmonyBuilder. The best-ranked option with a free plan is ChordU. The lowest first paid tier on this page is Chordify at $0.17/mo.
From identifying a chord to building a progression, chord finder software can support different parts of practice and songwriting. Compare reverse chord lookup and supported instruments with progression generators and voicing explorers. Chord audio playback, chart export, and mobile apps offer other distinctions, while free plans and paid-from pricing help you compare access. OtoTheory, Chordify, and ChordU are among the first entries, alongside Chord Analyser and HarmonyBuilder. The ranking gives you a way to compare tools according to the musical tasks you want to tackle.
27 chord finder software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
#1 OtoTheory Top pick · 7.5 Free plan · Free
#2 ChordU Runner-up · 7.4 Free plan · $4.17/mo
#3 HarmonyBuilder Also great · 7.2 $14/mo- Free planFree trial iOSWeb
- Free plan
- Yes
- Paid from
- 5.99 /mo
- Reverse chord lookup
- Yes
- Progression generator
- Yes
- Voicing explorer
- Yes
- Supported instruments
- guitar, bass, keyboard
RecognisedDocumentedPlatformsFree planFree trial - Free plan AndroidiOSWeb
- Free plan
- Yes
- Progression generator
- Yes
- Voicing explorer
- Yes
- Supported instruments
- guitar, piano, ukulele, mandolin
RecognisedDocumentedPlatformsFree planFree trial$4.17/mofirst paid tier About ChordUVisit site - Free trial LinuxmacOSWindows
- Free plan
- No
- Reverse chord lookup
- No
- Progression generator
- Yes
- Voicing explorer
- Yes
RecognisedDocumentedPlatformsFree planFree trial$14/mofirst paid tier About HarmonyBuilderVisit site - Free plan iOSmacOS
- Free plan
- Yes
- Reverse chord lookup
- Yes
- Progression generator
- Yes
- Voicing explorer
- Yes
- Supported instruments
- piano
RecognisedDocumentedPlatformsFree planFree trial - Free plan AndroidiOS
- Free plan
- Yes
- Reverse chord lookup
- Yes
- Progression generator
- No
- Voicing explorer
- Yes
- Supported instruments
- Piano, guitar, tenor banjo, 5-string banjo, ukulele, 7-string guitar, violin, viola, mandolin, 5-string mandolin, Balalaïka
RecognisedDocumentedPlatformsFree planFree trial - Free plan macOSWindows
- Free plan
- Yes
- Reverse chord lookup
- Yes
- Progression generator
- Yes
- Voicing explorer
- Yes
RecognisedDocumentedPlatformsFree planFree trial - AndroidiOSWeb
- Free plan
- Yes
RecognisedDocumentedPlatformsFree planFree trial$0.17/mofirst paid tier About ChordifyVisit site - Free plan Web
- Free plan
- Yes
- Reverse chord lookup
- Yes
- Progression generator
- Yes
- Voicing explorer
- Yes
- Supported instruments
- guitar, piano
RecognisedDocumentedPlatformsFree planFree trial - Free plan Web
- Free plan
- Yes
- Reverse chord lookup
- Yes
- Progression generator
- Yes
- Voicing explorer
- Yes
- Supported instruments
- guitar, piano, ukulele, bass, mandolin, banjo
RecognisedDocumentedPlatformsFree planFree trial - Web
- Free plan
- Yes
- Reverse chord lookup
- Yes
- Progression generator
- Yes
- Voicing explorer
- Yes
- Supported instruments
- guitar, ukulele
RecognisedDocumentedPlatformsFree planFree trial - iOSmacOS
- Free plan
- Yes
- Reverse chord lookup
- No
- Progression generator
- Yes
- Supported instruments
- Piano, guitar, bass, ukulele, violin, viola, cello
RecognisedDocumentedPlatformsFree planFree trial - macOSiOSAndroid
- Free plan
- No
- Reverse chord lookup
- Yes
- Voicing explorer
- Yes
- Supported instruments
- guitar, bass, ukulele, banjo, cavaquinho
RecognisedDocumentedPlatformsFree planFree trial - WebAndroid
- Free plan
- Yes
- Reverse chord lookup
- Yes
- Progression generator
- Yes
- Supported instruments
- guitar, piano, ukulele
RecognisedDocumentedPlatformsFree planFree trial - WebWindowsmacOS
- Free plan
- Yes
- Reverse chord lookup
- Yes
- Progression generator
- Yes
- Voicing explorer
- Yes
RecognisedDocumentedPlatformsFree planFree trial - WindowsmacOSiOS
- Free plan
- No
- Reverse chord lookup
- Yes
- Progression generator
- Yes
- Voicing explorer
- Yes
- Supported instruments
- guitar
RecognisedDocumentedPlatformsFree planFree trial - WindowsmacOS
- Free plan
- No
- Reverse chord lookup
- Yes
- Progression generator
- No
- Voicing explorer
- Yes
- Supported instruments
- guitar
RecognisedDocumentedPlatformsFree planFree trial - WebiOS
- Free plan
- Yes
- Progression generator
- Yes
- Voicing explorer
- Yes
- Supported instruments
- guitar
RecognisedDocumentedPlatformsFree planFree trial - iOS
- Free plan
- Yes
- Progression generator
- Yes
- Supported instruments
- guitar, piano, ukulele
RecognisedDocumentedPlatformsFree planFree trial - WebiOS
- Free plan
- Yes
- Paid from
- 2.99 /mo
- Progression generator
- Yes
- Supported instruments
- guitar
RecognisedDocumentedPlatformsFree planFree trial - iOSAndroid
- Free plan
- Yes
- Reverse chord lookup
- Yes
- Voicing explorer
- Yes
- Supported instruments
- six-string guitar
RecognisedDocumentedPlatformsFree planFree trial - Web
- Free plan
- Yes
- Reverse chord lookup
- Yes
- Progression generator
- No
- Voicing explorer
- Yes
- Supported instruments
- piano
RecognisedDocumentedPlatformsFree planFree trial - iOS
- Reverse chord lookup
- Yes
- Supported instruments
- piano, guitar, bass, ukulele, and other 3- to 12-string instruments
RecognisedDocumentedPlatformsFree planFree trial - WindowsmacOS
- Free plan
- No
- Progression generator
- Yes
- Voicing explorer
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Web
- Free plan
- Yes
- Progression generator
- Yes
- Supported instruments
- piano
RecognisedDocumentedPlatformsFree planFree trial - iOSAndroid
- Free plan
- Yes
- Progression generator
- Yes
RecognisedDocumentedPlatformsFree planFree trial
Is your tool on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which chord finder software is ranked first on Specifiction?
OtoTheory is ranked #1 of 27 with a score of 7.5. ChordU is second and HarmonyBuilder third.
How many of these have a free plan?
7 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Chordify has the lowest first paid tier we found: $0.17/mo.
How is this list ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing. Paid placements never change a rank.