Best Gallons To Liters Apps

197+ iOS apps curated and reviewed

4.6 avg rating
17 free apps
Updated May 2026

Whether you're new to gallons to liters or looking for an upgrade, our curated collection of 197+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Gallons To Liters

Converter (unit conversions)#2

Converter (unit conversions) by Brent Royal-Gordon

Strong Contender
πŸ”§ Utilities
4.7😞(1.9K ratings)
FreeIn-App Purchases
Converter (unit conversions) screenshot 1
Converter (unit conversions) screenshot 2
Converter (unit conversions) screenshot 3
Converter (unit conversions) screenshot 4
Converter (unit conversions) screenshot 5

An essential unit conversion tool praised by Macworld Magazine, featuring 76 measurement units across various categories. Easily convert between units like length, weight, temperature, and more with a user-friendly interface and daily exchange rate subscription option for 161 currencies. Effortlessly manage your everyday unit conversions with this intuitive and practical application.

What We Love

  • πŸ‘ Simple and easy to use
  • πŸ‘ Functional and versatile
  • πŸ‘ Clean and uncluttered interface
  • πŸ‘ Helpful for everyday conversions

Room to Improve

  • πŸ› Currency rates not updating
  • πŸ› App crashes or malfunctions
  • πŸ”’ Subscription required for currency conversion
Conversion Calculator !#3

Conversion Calculator ! by oWorld Software

Currency, Temperature, Length
Worth Considering
πŸ“Š Productivity
4.6😐(13K ratings)
FreeAdsIn-App Purchases
Conversion Calculator ! screenshot 1
Conversion Calculator ! screenshot 2
Conversion Calculator ! screenshot 3
Conversion Calculator ! screenshot 4
Conversion Calculator ! screenshot 5
Conversion Calculator ! screenshot 6

Easily convert units of measurement with this user-friendly app. Say goodbye to complex calculations and simplify your unit conversions today!

What We Love

  • πŸš€ Easy to use
  • πŸš€ Comprehensive unit conversions
  • πŸ‘ Helpful app
  • πŸ‘ Practical for engineering and mechanics

Room to Improve

  • πŸ” Too many ads
  • πŸ” Ads make the app unusable
  • πŸ” Ads are invasive and disrupt user experience

More Gallons To Liters apps to explore

4
Metric Conversion tool
Metric Conversion tool
Metric Conversion tool
Unit and currency converter
Free

A must-have unit conversion app with over 30,000 conversions, 160 currencies, and detailed historical records. Easily convert weights, temperatures, lengths, areas, volumes, time, angles, and more. Access nine significant digits and fractional results.

πŸ” Reference
(15K)
5
US Gallons To Liters – Liquid Volume Converter (gal to L)
US Gallons To Liters – Liquid Volume Converter (gal to L)
US Gallons To Liters – Liquid Volume Converter (gal to L)
by Armchair Engineering
$0.99

This application quickly and easily converts between US gallons and liters, allowing users to select their preferred number of decimal places. Try it out to make your liquid volume conversions a breeze!

πŸ”§ Utilities
(7)
6
Fluid Ounces To Milliliters – Liquid Volume Converter (fl oz to ml)
Fluid Ounces To Milliliters – Liquid Volume Converter (fl oz to ml)
Fluid Ounces To Milliliters – Liquid Volume Converter (fl oz to ml)
by Armchair Engineering
$0.99

This liquid volume converter allows for quick and easy conversions between fluid ounces and milliliters. Simply select your preferred number of decimal places and start converting with this handy tool.

πŸ”§ Utilities
(8)
7
Nee-Vo
Nee-Vo
Nee-Vo
by Reseau sans fil Otodata Inc
Free

Track tank levels accurately in real-time, view usage history, receive customizable alerts, and easily request service with the Nee-Vo app. Manage multiple tanks and share data with up to 3 users. Get started by installing the Otodata telemetry unit and activating your account with the provided code.

πŸ”§ Utilities
(7.3K)
8
Cooking Units Converter
Cooking Units Converter
Cooking Units Converter
400+ recipe ingredients
Free

This application allows for quick conversion between 40 kitchen units, including volume to weight conversions with a catalog of 400 ingredients. Users can register their containers for measurements, utilize a built-in calculator, and enjoy features like offline access, Siri Shortcuts, and dark mode.

πŸ”§ Utilities
(232)
9
Tank Measure: Volume Calc
Tank Measure: Volume Calc
Tank Measure: Volume Calc
Cylinder Cone Capsule Oval
Free

This application provides a precise and user-friendly way to calculate the volume of various tank shapes, including cylinders, cones, and ovals, with a range of units and features suitable for professionals and DIY enthusiasts. Download it today to bring accurate and diverse volume calculations to your fingertips, perfect for engineering, agriculture, education, and more.

πŸ”§ Utilities
(42)
10
Mila's Volume Converter
Mila's Volume Converter
Mila's Volume Converter
Liquid, Dry & Cubic Units Fast
Free

This liquid volume converter app allows users to easily convert between various units of measurement, including US, UK, and metric units. With a simple and elegant interface, users can quickly convert between units such as teaspoons, ounces, pints, liters, and more, and can even suggest additional units for future updates.

πŸ”§ Utilities
(105)
11
Conversions - Bake & Cook
Conversions - Bake & Cook
Conversions - Bake & Cook
Per Ingredient Cups to Grams
$1.99

This application provides a comprehensive conversion tool for baking and cooking, allowing users to easily switch between US and metric units for over 300 ingredients, as well as convert measurements for liquids, volumes, oven temperatures, and weights. Download the app to start converting and making your recipes more precise today!

πŸ” Food & Drink
(57)
12
Unit Converter 2021
Unit Converter 2021
Unit Converter 2021
unit conversion 2020
Free

Discover a unit converter application designed to simplify conversions without the usual confusion. Easily convert common units with a user-friendly interface prioritizing ease of use. Try it and eliminate the hassle of inaccurate or intrusive ads. For inquiries, contact app@1m1000mm.com.

πŸ”§ Utilities
(389)
13
Converter AM
Converter AM
Converter AM
For units & currencies
Free
$3.99 | 100% OFF

An all-in-one unit conversion app that helps you effortlessly convert various units like length, weight, volume, etc. Simply input the values and select the units to convert with ease and precision. Download now for quick and convenient unit conversions!

πŸ“Š Productivity
(519)
14
BITZER REFRIGERANT RULER
BITZER REFRIGERANT RULER
BITZER REFRIGERANT RULER
Determine refrigerant data
Free

Quickly determine refrigerant data, including properties and environmental impact, with an intuitive app featuring over 100 refrigerants. Easily convert temperature to pressure, access detailed information, and customize settings for efficient use. Start optimizing your refrigeration processes now.

πŸ” Reference
(1.1K)
15
EyeOnWater
EyeOnWater
EyeOnWater
Making Water Visible.
Free

EyeOnWater helps you monitor water usage, detect leaks, and track usage trends. Connect with your water utility account to access detailed usage data and take steps to reduce water waste. Get the app now and make your water consumption visible.

πŸ”§ Utilities
(38K)
16
Cookulator - LITE
Cookulator - LITE
Cookulator - LITE
Cooking Unit Converter
Free

This cooking unit converter allows for simple, one-step conversions between various measuring units and country-specific measurement variances. Enter an amount, and it instantly converts to other units and measurements used in different countries, making it easy to adapt recipes.

πŸ”§ Utilities
(24)
17
WH2o
WH2o
WH2o
by Smart Energy Systems LLC
Free

Manage your water account efficiently with an app that lets you track water use, receive outage notifications, view bills, and explore water conservation incentives. Save money and water with WH2o – download now!

πŸ’Ό Business
(1.3K)
18
Flume Water
Flume Water
Flume Water
by Flume, Inc.
Free

Flume Water is an app that pairs with a water sensor on your meter, allowing users to manage, monitor, and conserve water usage. Detect leaks, track detailed water data, and save money with Flume's budget suggestions and leak alerts. Install easily without plumbing - visit the website to get started today.

🌟 Lifestyle
(1.4K)
19
gallon liter converter
gallon liter converter
gallon liter converter
Easy gallon liter converter
Free
πŸ”§ Utilities
(0)
20
TankMix
TankMix
TankMix
by Corteva, Inc.
Free

This application helps you calculate the amount of product needed to treat a specific field area or tank size, as well as the amount of water required, with flexible unit options and input methods. Download the app to easily determine the right product quantities for your needs.

πŸ”§ Utilities
(6)

Related searches