248+ iOS apps curated and reviewed
Looking for free sound booster eavesdrop apps? 20 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | Yes | Sep 2026 | |
| 2 |  | Free | 4.2★ (127) | No | Yes | Oct 2026 | |
| 3 |  | Free | 4.4★ (81) | No | Yes | Sep 2026 | |
| 4 |  | Free | 4.4★ (418) | No | Yes | Oct 2026 | |
| 5 |  | Free | 3.5★ (2) | No | Yes | Aug 2026 | |
| 6 |  | Free | 5.0★ (1) | Yes | Yes | Oct 2026 | |
| 7 |  | Free | 4.4★ (315) | No | Yes | Oct 2026 | |
| 8 |  | Free | 4.5★ (1.1K) | Yes | Yes | Sep 2026 |
Enhance your audio experience with on-device volume, EQ, and bass adjustments. Connect to Bluetooth devices and explore advanced sound shaping with an offline Tone Lab. No sign-in or data collection required.
Amplify your device's audio with a volume and bass booster. Fine-tune your sound with a custom equalizer for clearer, more powerful music and video experiences. Enjoy immersive, high-quality audio adjustments.
