Easily convert weights between pounds, kilograms, and grams. This free tool is optimized for iPhone and provides quick conversions for travelers needing handy information on the go.






239+ iOS apps curated and reviewed
The best weight converter calculator apps on iPhone average 4.4★ across 239+ titles — we've ranked them by what real users actually keep on their phones. Updated November 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | Aug 2026 | ||
| 2 | Free | 3.8★ (9) | Yes | No | Oct 2026 | ||
| 3 | Free | — | Yes | No | May 2026 | ||
| 4 | Free | 4.7★ (151) | Yes | No | Nov 2026 | ||
| 5 | Free | 5.0★ (2) | No | Yes | Nov 2026 | ||
| 6 | $2.99 | 3.0★ (2) | No | No | Sep 2026 | ||
| 7 | Free | — | No | No | Nov 2026 | ||
| 8 | Free | — | — | No | Jul 2026 |







Easily convert weights between pounds, kilograms, and grams. This free tool is optimized for iPhone and provides quick conversions for travelers needing handy information on the go.



