Pricing
OtoTheory is free to start.
Upgrade to Pro when you need more advanced features.
🆓 Free Plan
Available on Web & iOS
$0
Forever free
✓Find chords from any key & scale
✓Visual fretboard overlay
✓Capo suggestions (Top 2)
✓Build progressions (up to 12 chords)
✓Basic chords only
✓20 preset patterns
✓3 sketch saves (local)
✓PNG & text export
💎 Pro Plan
PopulariOS only
¥490/month
7-day free trial
★Everything in Free
★Advanced chord selection (tensions, slash chords)
★50 preset patterns (Free 20 + Pro 30)
★Section editing (Verse/Chorus/Bridge)
★MIDI export with chord tracks & markers
★Unlimited cloud saves
★Priority support
Coming Soon
📊 Detailed Feature Comparison
| Feature | Free | Pro |
|---|---|---|
| Find Chords | ✅ | ✅ |
| Visual Fretboard | ✅ | ✅ |
| Capo Suggestions | Top 2 | Top 2 |
| Build Progressions | Up to 12 | Up to 12 |
| Chord Selection | Basic only | Complex & slash |
| Preset Patterns | 20 | 50 |
| Section Editing | ❌ | ✅ |
| Sketch Saves | 3 (local) | Unlimited |
| PNG Export | ✅ | ✅ |
| Text Export | ✅ | ✅ |
| MIDI Export | ❌ | ✅ |
| Cloud Sync | ❌ | ✅ |
| Priority Support | ❌ | ✅ |
🎁 7-Day Free Trial
Try Pro for 7 days, completely free.
- ✓ Full access to all Pro features
- ✓ Credit card required, but cancel anytime during trial
- ✓ Cancel at least 24 hours before trial ends to avoid any charges
Coming Soon
Choose Free if you:
- 🎸Are learning music theory
- 📝Want to experiment with chord progressions
- 🌐Want to try before committing
- 💻Web version is enough for your needs
Choose Pro if you:
- ✍️Compose music seriously
- 🎹Need MIDI files (for DAW editing)
- 📚Want to save many sketches
- 🎵Need section structure management
- 🔄Want to sync across devices
❓ Frequently Asked Questions
Q. Can I use Pro features on the web?
A. No, Pro is iOS-only. The web version offers free features only.
Q. Can I cancel during the trial period?
A. Yes, you can cancel anytime. Cancel at least 24 hours before trial ends to avoid charges.
Q. Is there an annual plan?
A. Currently, only monthly subscription is available. Annual plan is under consideration.
Q. Will my data transfer from Free to Pro?
A. Yes, your local sketches (up to 3) will be preserved when upgrading.
More questions?
Visit FAQ page →💳 Subscription Details
- • Payment via App Store (Apple ID)
- • Auto-renewing unless canceled at least 24 hours before period ends
- • Cancel anytime via Settings > Apple ID > Subscriptions
- • Refunds follow Apple's refund policy
Questions about pricing or plans?
Contact Support or email support@ototheory.com