Simple Unit Convert Pro vs Gallons to Liters
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Simple Unit Convert Pro
This utility app offers a comprehensive solution for converting various units of measurement. It simplifies daily tasks by providing precise conversions for temperature, speed, distance, weight, volume, and area. Streamline your needs with this user-friendly converter.
- Temperature conversion (Fahrenheit/Celsius)
- Speed conversion (mph/kph)
- Distance conversion (miles/kilometers)
- Weight conversion (lbs/oz/kg)
- Volume conversion (cups/ml/gallons)
- Area conversion (sq ft/sq m)
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Introducing "Simple Unit Convert Pro" – Your All-in-One Conversion Companion! Convert the units: - Fahrenheit and Celsius - Miles/hour and Kilometres/hour - Miles and Kilometres - Feet, Meters and Inches - Square feet and Square meters - Pounds, Ounces and Kilograms - Cups and Decilitres - Fluid oz, Pint, Quart, gallon and Millilitres Say goodbye to guesswork and hello to precision with Simple Unit Convert Pro! Simplify your daily conversions and streamline your tasks. Download now and experience the convenience of having a versatile and user-friendly converter at your fingertips. Your one-stop solution for all things conversion – making life easier, one unit at a time! #SimpleUnitConvertPro #EffortlessConversions
Gallons to Liters
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The Gallons to Liters Converter is a simple yet powerful unit conversion tool designed to help you quickly convert between gallons and liters with precision and ease. Key Features: Quick & Accurate: Seamlessly convert gallons to liters and liters to gallons. User-Friendly Interface: Enjoy a clean, intuitive interface that adapts to your style with dark and light mode support. Conversion History: Save recent conversions for quick reference and efficiency. Offline Functionality: All conversions are available offline—no internet required. One-Tap Copy: Easily copy your conversion results with just a tap. Fast & Responsive: Optimized for speedy performance on any device. Perfect For: Students working on assignments Professionals in construction, design, or culinary arts DIY enthusiasts and crafters International travelers comparing measurements Anyone needing quick and reliable unit conversions How It Works: Enter your measurement in gallons or liters. Get instant, accurate conversion results. View your conversion history at any time. Copy results to your clipboard with a single tap. Whether you’re a student, a professional, or just someone who needs quick unit conversions, the Gallons to Liters Converter app is your perfect solution. Download now and simplify your unit conversion process—fast, accurate, and always at your fingertips!
Screenshots
Verdict
The clearest difference is price: Simple Unit Convert Pro at Free against Gallons to Liters's $1.99. Simple Unit Convert Pro also leads on ads (none vs shown) and update cadence (every 2 months vs every 12 months). Gallons to Liters's advantage is iOS requirement (13.0 vs 15.1). On in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Simple Unit Convert Pro is free to download; Gallons to Liters costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Simple Unit Convert Pro ships an update every 2 months, Gallons to Liters every 12 months. The most recent releases landed on November 4, 2026 and October 4, 2026 respectively.
| Parameter | Simple Unit Convert Pro | Gallons to Liters |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 5.0 (5 ratings) — better | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 months — better | Every 12 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 27 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Annika Gadman | JanoGroup LLC |
In-app purchases
Simple Unit Convert Pro
No in-app purchases
Gallons to Liters
No in-app purchases
Questions
Is Simple Unit Convert Pro free?
Is Gallons to Liters free?
Do Simple Unit Convert Pro or Gallons to Liters have ads?
Which is updated more often, Simple Unit Convert Pro or Gallons to Liters?
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