This private AI assistant runs on your device, remembering your conversations and facts. It integrates with AI providers you already use, offering a secure and personalized experience without data collection.






250+ iOS apps curated and reviewed
The best heibuddy apps on iPhone average 4.4★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | Aug 2026 | ||
| 2 | Free | — | No | No | May 2026 | ||
| 3 | Free | 5.0★ (3) | No | No | Oct 2026 | ||
| 4 | Free | 5.0★ (8) | No | Yes | Oct 2026 | ||
| 5 | Free | 4.1★ (99) | No | No | Oct 2026 | ||
| 6 | Free | 4.9★ (136) | No | No | Oct 2026 | ||
| 7 | Free | 4.8★ (50) | No | Yes | Oct 2026 | ||
| 8 | Free | 3.9★ (12K) | No | No | Oct 2026 |


















This private AI assistant runs on your device, remembering your conversations and facts. It integrates with AI providers you already use, offering a secure and personalized experience without data collection.