250+ iOS apps curated and reviewed
Every iPhone needs a few good gram converter apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (192K) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 4.7★ (48K) | Yes | No | Aug 2026 |
| 3 |  | Free | 4.6★ (13K) | Yes | Yes | Aug 2026 |
| 4 |  | $1.99 | 3.0★ (1) | No | No | Jun 2026 |
| 5 |  | $2.99 | 2.0★ (2) | No | No | Aug 2026 |
| 6 |  | Free | — | No | No | May 2026 |
| 7 |  | $0.99 | 4.8★ (6) | No | No | May 2026 |
| 8 |  | Free | 5.0★ (1) | No | Yes | May 2026 |
Easily convert between a wide range of units across 20 categories, including length, weight, temperature, and more. Features live currency updates for 155 world currencies, refreshed daily. Designed for simplicity and visual appeal.
Quickly convert between thousands of units with an intelligent search and autocomplete feature. This app offers a streamlined interface, an integrated calculator, and the ability to save favorite conversions. It supports over 6,400 units across 51 categories, making it a comprehensive tool for all your conversion needs.
Easily convert between various units of measurement, including currencies, temperature, length, and weight. This intuitive tool provides real-time currency exchange rates and a comprehensive list of conversions for everyday use.
Easily convert weight measurements between 16 different units, including common international standards and unique Japanese units like Momme and Kan. Simply input your value and select the desired units for instant conversion.
Easily convert weights between ounces and grams with this tool. It supports fractional conversions and offers customizable rounding options for both decimal and fractional results. Share your conversions and history via email.
Easily convert measurements between ounces and grams with this straightforward utility. Customize the number of decimal places for precise conversions.
Easily convert between various units of measurement and currencies, even offline. This tool helps with everyday tasks like cooking, travel calculations, and understanding different measurements. It offers a wide range of conversion types and a user-friendly interface.
Easily convert image formats, perform basic edits like rotation and cropping, and compress files without losing quality. This tool is designed for everyday photo editing, office work, and design drafts, requiring no professional skills.
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.
Easily convert over 20 common cooking measurements with a colorful and simple interface. This app automatically calculates conversions for all units simultaneously and supports ingredient-specific weight-to-volume conversions. Customize your unit list for quick access and enjoy offline functionality.
Easily convert between US customary and metric units for weight, length, volume, and temperature. The app features a simple interface with no learning curve and automatically saves your conversion history for quick review.
This utility app provides a streamlined way to perform unit conversions quickly and efficiently. It's designed to be an essential tool for users who need to make calculations on the go. Elevate your conversion experience with this powerful application.
