DoppelJammer®
HypatAI® Cognitive Replication Technology
Patent PendingDesign Your Own
Fused Instructors
Create unlimited instructors through our patent-pending HypatAI® Cognitive Replication™ technology. Fuse legendary guitarists into personalized cognitive architectures unlike anything else in the world. Available 24/7 on any device. Yours for life.
Cognitive Replication® powered by HypatAI® · Patent Pending
Cognitive Replication® powered by HypatAI® · Patent Pending
Pre-Built Instructors
Select your level — or build your own.
Each instructor is a HypatAI® Cognitive Replication® entity, purpose-built for a specific path. Members can also design a fully bespoke instructor from scratch.
Beginner
The Welcomed
Core Foundations. Instilled with clarity.
Cognitive Focus Areas
Open chord mastery & clean transitions
Rhythm fundamentals & strumming patterns
Pentatonic scale introduction & blues phrasing
Basic music theory: keys, time signatures
Building technique without bad habits
HypatAI® Cognitive Replication® · Patent Pending · Available 24/7
DoppelJammer® in Action
The Future of
Guitar Tuition.
See it in action
Unlimited fused instructors.
In your pocket.
One tap. Unlimited HypatAI® Cognitive Replication® instructors — each fused from the legends — ready 24/7 on any device.
"Like having John Mayer in your pocket — except he actually has time for you."
Real Member Creations
These teachers were built by
real DoppelJammer members.
Every blend is unique. Once you join, you create yours in seconds — and your AI teacher is live instantly.
The Classic Rock God
Member creation by @RiffLordRonnie
"Raw power chords, face-melting solos and anthemic riffs. The soul of classic rock — timeless, loud and utterly electrifying."
Blend Breakdown
AI instructor · available 24/7
The Texas Bluesman
Member creation by @SlideKingDave
"Slow-burn Texas blues with soulful phrasing and deep groove. Wails like nobody's business."
Blend Breakdown
AI instructor · available 24/7
The Nashville Picker
Member creation by @TelecasterTex
"Chicken pickin', steel-soaked twang and heartfelt storytelling. Pure country soul through a Telecaster — from honky-tonk to modern Nashville."
Blend Breakdown
AI instructor · available 24/7
The Iron Shredder
Member creation by @MetalLordUK
"Crushing riffs, pinch harmonics and face-melting solos. Pure unapologetic metal."
Blend Breakdown
AI instructor · available 24/7
The Fusion Process
Many legends.
One teacher. Yours.
HypatAI® reads the DNA of each guitarist — their phrasing, tone, technique and soul — then fuses them into a single, coherent instructor built around you.
Join 2,400+ members who've already built their perfect teacher.
HypatAI® Blend Engine
Design your perfect teacher.
Choose any artists you want — past, present, or obscure. Blend as many as you'd like. Watch them fuse in real time, then adjust the sliders to create your perfect instructor. Your teacher is available 24 hours a day, 7 days a week.
Jimi Hendrix
Psychedelic Blues
John Mayer
Soul & Blues Rock
Jimmy Page
Hard Rock Mysticism
Eric Clapton
Classic Blues
Slash
Hard Rock Grit
Jeff Beck
Fusion Innovator
Live blend preview
"A blend like this has never been teachable before. Until now."
Blend your heroes
Choose any artist or musician you admire — these are just examples. Your choice, unlimited possibilities.
Trustpilot · 4.9 Excellent
2,400+ verified
guitarists agree.
Finally learning guitar at 45
"I've wanted to learn since I was a teenager. DoppelJammer made it actually stick. My Hendrix/Clapton blend teacher is endlessly patient."
Perfect for busy professionals
"I practise at 11pm after the kids are in bed. My AI teacher is always there. Never judgemental. The personalised feedback is remarkable."
LickLab® is a game changer
"Personalised riffs in my style instead of generic exercises. I've improved more in 3 weeks than in 2 years of YouTube tutorials."
Worth 10× the price
"£40 for lifetime access to something this good is genuinely extraordinary. The Tommy Emmanuel + Mayer fusion teacher I built is perfect."
Tone Shazam® saved me hundreds
"I identified the exact pedal chain for a tone I'd been chasing for years. Saved me from buying the wrong gear entirely."
From beginner to playing songs
"8 weeks ago I'd never touched a guitar. Now I can play 4 complete songs. The AI teacher adapts to how I learn. Nothing else comes close."
How It Works
You design your own
AI guitar teacher.
By blending your favourite legendary guitarists. Using HypatAI™ Cognitive Replication Technology, you create custom AI teachers that combine the styles, techniques, and personalities of ANY guitarists you choose. Available 24/7 on phone, tablet, or desktop.
Blend Your Heroes
Pick ANY guitarists — electric or acoustic, any genre. Hendrix, Clapton, Tommy Emmanuel, John Mayer. Combine up to five legends into a single AI teacher.
Chat 24/7 Like ChatGPT
Your AI teacher never sleeps. Ask anything: basic chord questions, advanced technique, theory, gear advice. Instant, personalised answers every time.
Get Personalised Feedback
Record yourself playing and your AI teacher analyses your tone, timing, and technique — then gives you a tailored practice plan to fix weaknesses fast.
Live Right Now
144 guitarists
practising right now.
MetalShredder87
Metal · 23m
BluesVibesMike
Blues · 45m
JazzFusion_Tom
Jazz · 12m
RockGod_Sarah
Rock · 67m
ClassicalPlayer
Classical · 34m
FunkMasterJay
Funk · 19m
ProgHead_Alex
Progressive · 56m
IndieGuitarist
Indie · 8m
Exclusive Features
Tools no other
guitar app has.
Beyond AI teachers — a complete guitar mastery ecosystem built by guitarists, for guitarists.
AI Riff Factory
LICKLAB®
Your AI teacher generates unlimited personalised riffs, licks, and solos matched precisely to your style and skill level.
✦ No other app generates personalised riffs
Gear Identifier
TONE SHAZAM®
Upload any guitar audio. The AI identifies the exact amp settings, pedal chain, and gear used — instantly.
✦ Like Shazam, but for guitar tone
AI Co-Creation
COLLAB STUDIO®
Generate complete songs, solos, and exercises in your teacher's fusion style. Export tabs and MIDI in one click.
✦ Your teacher creates infinite original music
Multi-Teacher Debates
JAM ROOM®
Two or three AI teachers debate your playing simultaneously — blues vs metal, classical vs rock. Multiple perspectives, one session.
✦ Multiple AI teachers analysing you at once
All of this.
£35 once. Yours forever.
How It Works
You design the teacher.
We build them.
I
Blend Your Heroes
Pick any guitarists — electric or acoustic, any genre. Hendrix, Tommy Emmanuel, Guthrie Govan. You decide the mix. Your level, your style, your pace.
II
Chat 24/7
Your AI teacher never sleeps. Ask anything from basic chord questions to advanced theory — instant answers, infinite patience, no judgement.
III
Get Scored
Record yourself playing. Upload it. Get scored 0–100 with specific feedback on technique, timing, and exactly what to practise next.
"The tone you've been chasing your whole life — now yours to study, replicate, and master."
Any Device. Anywhere.
Your teacher travels
with you.
Phone
Learn anywhere. Practise on your commute, in your room, on the couch. iOS & Android.
- —Touch-optimised interface
- —Voice input
- —Camera upload for feedback
Tablet
Ideal for reading tabs while playing. iPad & Android tablets.
- —Split screen support
- —Larger tab display
- —Multitasking
Desktop
Full experience with multiple windows. Mac, Windows & Linux.
- —Multi-window workflow
- —Full keyboard control
- —Advanced features
Why Guitarists Choose DoppelJammer
Finally learn guitar
the way you want.
You Actually Practise Daily
87% of DoppelJammer users practise 5+ days per week. Daily challenges, streaks, and instant feedback keep the guitar off the wall.
Learn on YOUR Schedule
Practise at midnight, at lunch, or between meetings. Your AI teacher is available 24/7 on phone, tablet, or desktop.
One Payment. Done. Forever.
No more expensive weekly lessons. One payment, unlimited access, lifetime. The maths is simple.
See Your Progress in Real-Time
Upload your playing, get scored 0–100 with specific technique feedback. You'll see improvement week by week.
From the community
"I've wanted to learn guitar since I was a teenager. Now at 45, I finally did it. I practise every morning before work. My wife is amazed I stuck with it — I usually quit after 2 weeks. This is different."
Thabo M.
Johannesburg
"As a busy professional, traditional lessons never worked for me. DoppelJammer fits my schedule perfectly. Created a blues teacher that's patient with my mistakes. Learning faster than I ever imagined."
Sarah K.
Cape Town
One-time payment · Instant access · 30-day guarantee
Most guitarists quit.
Here's why yours won't.
Wrong teacher for your style
A blues teacher can't teach you Petrucci. DoppelJammer lets you blend exactly who you need.
No structured feedback
Without a score and specific notes, you don't know what to fix. DoppelJammer shows you exactly.
Life gets in the way
Lessons at fixed times punish a busy schedule. Your AI teacher is always available on any device.
It's just not fun enough
Generic exercises kill motivation. Custom riffs in your favourite style keep you coming back daily.
A Century of Guitar Learning
Every era had its limits.
Until now.
1970s
In-Person Lessons
- —£25+ per lesson
- —One teaching style
- —Geographic limits
2000s
DVDs & Books
- —No feedback
- —Generic content
- —Can't ask questions
2010s
YouTube
- —No structure
- —No feedback
- —Overwhelming choice
2020s
Guitar Apps
- —Generic lessons
- —No personalisation
- —Can't answer your questions
2025
DoppelJammer™
- ✦Your AI teacher
- ✦24/7 availability
- ✦Fully personalised
- ✦Any genre, any level
The Origin
Why I built
DoppelJammer™
I spent £35,000+ on guitar lessons over 3 years. Great teachers, but their style didn't match mine. I wanted Hendrix's creativity with Page's mystery, but was stuck with one perspective.
When AI technology advanced enough to replicate teaching styles, I had a revelation: What if you could blend ANY guitarists into YOUR perfect teacher?
3 years later, 25,000+ guitarists are living their dream. Welcome to the future of guitar education.
— Chris Hughes, Founder
Common Questions
Everything you need
to know.
How does HypatAI™ technology work?
+What if I'm a complete beginner?
+Can I change my AI teacher after purchase?
+Is this a subscription?
+What devices does it work on?
+Do you offer a refund guarantee?
+How long before I see results?
+Does it work for acoustic guitar?
+Your Journey Starts Here
The guitar teacher
you always
deserved.
Thousands of guitarists are learning right now. Create your first fused instructor in 5 minutes. One payment. Yours forever.
What happens after you buy
Complete your secure checkout — takes under 60 seconds.
Your DoppelJammer® Membership E-Card is emailed to you instantly.
Use your e-card to activate your account and access the app on any device.