Howli: Guided Harmony Singing
Learn parts. Record vocals.
Only for iPhone
Free · In‑App Purchases
iPhone
Howli turns one voice into a polished harmony video.
Choose a song, hear your part, then follow pitch and lyric cues while you record. Build each harmony layer one at a time, keep your best takes, and watch the full stack come together on your iPhone.
Perfect for singers who want to practice harmonies, learn vocal parts, make covers, and turn one voice into a full choir-style video.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
UX improvements
The developer, CandidGO Ltd, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Location
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- CandidGO Ltd
- Size
- 59.1 MB
- Category
- Music
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Howli Unlimited Lifetime $24.99
- Howli Unlimited Yearly $14.99
- Howli Unlimited Monthly $3.99
- Copyright
- © 2026 CandidGO Ltd