248+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our ages and stages calculator list covers 248+ iPhone apps updated through September 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 2.5★ (21) | No | No | Sep 2026 | |
| 2 |  | Free | 4.5★ (3.7K) | Yes | Yes | Sep 2026 | |
| 3 |  | Free | 4.4★ (78) | No | No | May 2026 | |
| 4 |  | Free | 4.9★ (409K) | Yes | No | Sep 2026 | |
| 5 |  | Free | 4.7★ (61K) | No | No | Sep 2026 | |
| 6 |  | Free | — | Yes | No | Aug 2026 | |
| 7 |  | Free | — | No | No | May 2026 | |
| 8 |  | Free | — | — | No | Jul 2026 |
This tool assists users of ASQ-3 and ASQ:SE-2 by quickly calculating chronological and adjusted ages for premature infants. It helps determine the correct questionnaire and accurately computes adjusted scores for omitted items.
Calculate your exact age in various units like months, days, hours, minutes, and seconds. This app also includes a BMI calculator for additional health insights.
Calculate your precise age in various units of time, from years down to seconds. Save ages, find remaining time until your next birthday, and use it for various counting needs like birthdays or pets.
