248+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our odor map list covers 248+ iPhone apps updated through October 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 3.8★ (8) | No | No | Oct 2026 | |
| 2 |  | Free | — | No | No | Oct 2026 | |
| 3 |  | Free | 4.5★ (60) | No | No | Oct 2026 | |
| 4 |  | Free | 1.0★ (1) | No | No | Jul 2026 | |
| 5 |  | Free | — | No | No | Oct 2026 | |
| 6 |  | Free | 4.7★ (182K) | No | No | Oct 2026 | |
| 7 |  | Free | — | Yes | No | Sep 2026 | |
| 8 |  | Free | 4.6★ (21) | No | No | Oct 2026 |
This app allows residents across the United States to report and track pollution odors in their local areas. Visualize smell reports on a map to identify odor hotspots and understand potential links to air quality issues.
Participate in scientific research about the human sense of smell. Log daily scents and learn about olfaction. Earn rewards for consistent participation in this research project.
