229+ iOS apps curated and reviewed
The best boult amp apps on iPhone average 4.3★ across 229+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 3.4★ (5) | No | No | Aug 2026 |
| 2 |  | Free | 3.8★ (36) | Yes | No | Aug 2026 |
| 3 |  | Free | 4.7★ (41K) | No | No | Aug 2026 |
| 4 |  | Free | 4.4★ (651) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.0★ (777) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.6★ (3.1K) | No | Yes | Aug 2026 |
| 7 |  | Free | 4.6★ (601) | No | Yes | Jul 2026 |
| 8 |  | Free | 2.6★ (176) | No | No | Jul 2026 |
This application connects to Bluetooth earphones, offering a redesigned interface and enhanced functionality. Users can customize sound effects for supported TWS earbuds, personalizing their audio experience.
Connect your smartwatch to your smartphone to manage its features, monitor health vitals, and receive notifications. Control watch settings, use an AI assistant, and customize with over 100 watch faces.
Control your Yamaha MusicCast-enabled audio devices to stream music throughout your home. Enjoy music from various sources, create multi-room setups, and customize your listening experience with high-resolution audio support.
Design your dream amplifier with this virtual amp designer. Replicate classic and modern amps, or build new sounds by swapping components like tubes and cabinets. Access a vast community of shared tones for endless sonic inspiration.
Enhance your audio experience with a powerful equalizer and sound customizer. Stream music and podcasts from various platforms, create personalized playlists, and enjoy features like bass and vocal boosters. Offers presets for different genres and listening scenarios.
Enhance your audio experience with this powerful sound equalizer and volume booster. Adjust bass and treble to fine-tune your music, and significantly increase volume for a louder, more immersive listening session. Unlock advanced features with a subscription for even greater control.
This app offers a powerful multi-effects processor for guitar and bass, featuring a vast library of presets and amp models. Create custom signal chains, record your music, and share your creations with a global community.
Control your compatible Jensen amplifier's sound and lighting directly from your smartphone. Adjust EQ, crossover, volume, and RGB lighting for a personalized audio experience.
An offline music player for iPhone and iPad offering high-resolution audio playback and comprehensive library management. It supports a wide range of audio formats, advanced playlist creation, and extensive customization options for a personalized listening experience.
Control all your Bose audio products from a single app. Personalize noise cancellation, customize EQ settings, and set up your devices for seamless listening. Access your favorite music services and playlists with one-touch ease.
Enhance your audio experience with this app, offering volume and speaker boosting, music discovery, and sound customization. It provides home screen widgets for quick control and seamless pairing with major Bluetooth brands.
This Safari extension automatically redirects Accelerated Mobile Pages (AMP) to their standard web versions. It enhances browsing by ensuring you always see the full, non-AMP webpage.
This app amplifies your device's audio output, allowing you to boost volume up to 1000% and enhance bass. It includes an equalizer with presets and an offline music player for on-the-go listening. Revolutionize your sound experience.
This app provides realistic, studio-quality guitar and bass amplifier sounds on your mobile device. It uses advanced modeling technology to replicate legendary amps and cabinets, offering a simple interface for musicians to achieve great tones.
Transform your mobile device into a professional guitar studio. Easily create custom tones with a vast library of amps, effects, and cabinets, or explore presets for popular songs. Record your playing and integrate with mobile DAWs.
This professional tool allows hearing specialists to fit and adjust personal audio amplifiers. It uses specific tones and offers control over four key parameters for customized sound profiles. Requires a professional account login.
Enhance your audio experience with customizable sound. Boost volume, deepen bass, and fine-tune your music with a 10-band equalizer. Optimize sound for specific headphones and enjoy noise-free listening.
Enhance your music listening experience with a powerful player that offers advanced sound effects. Adjust bass, pitch, reverb, and more with a 12-band equalizer for a personalized audio output. Supports various formats and cloud syncing.
Transform your iOS device into a powerful guitar and bass amplifier and effects simulator. Build custom rigs with a vast library of amps, cabinets, and pedals, and utilize advanced features for recording, live performance, and practice.
This powerful bass amplifier plugin offers intuitive signal processing, including a bass maximizer, multiple drive types, and cabinet simulations. Designed for artists, producers, and engineers, it provides flexibility and advanced features for shaping bass tones.