UnitKit vs Unit Conversion Lab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UnitKit
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UnitKit – Simple and Powerful Unit Converter & Conversion Calculator UnitKit makes it easy to convert between dozens of standard units—or create your own custom conversions for anything you need. Whether you’re looking for a quick feet inch calculator, a handy tool for kitchen conversions, or a precise conversion calculator for work or school, UnitKit is made for you: – Conversion Calculator: Effortlessly convert dozens of units—including feet, inches, centimeters, meters, grams, kilograms, and more—for any project, recipe, or assignment. – Custom Units & Conversions: Need something special? Create your own unique units and conversion rules for hobbies, special projects, or work. – Save Your Conversions: Your calculation history is always available, so you can quickly find what you need later. – Copy & Share: Instantly copy results or share them as plain text with just a tap. – Sync Across Devices: Access your history and custom units anywhere, with iCloud sync. Terms of Service: https://docs.google.com/document/d/1Elo7_XJlsED5jwCVNLUmVEtjOgkW0rcFsRYPtDuPLlg/edit?usp=sharing Privacy Policy: https://docs.google.com/document/d/1qCqehg-XP7ap-5VgnUSl80q2N0tDd1Qix81ilc0l0uk/edit?usp=sharing License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Unit Conversion Lab
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Unit Converter Pro: Your Essential All-in-One Calculator Stop swapping apps! Unit Converter Pro is the elegant, fast, and powerful solution for all your conversion needs. Whether you are a student, engineer, chef, or traveler, get instant, accurate results across every major category—right at your fingertips. Key Features You'll Love 10+ Core Categories: Access every unit type you need, including Length, Weight, Temperature, Volume, Area, Speed, Time, Energy, Pressure, and Power. Lightning-Fast Conversion: Get results instantly as you type. No need to hit a "Convert" button. Intelligent Interface: Easily swap 'From' and 'To' units with a single tap. The colorful, intuitive interface makes category selection effortless. High Accuracy: The underlying conversion engine uses precise multipliers (Double) to ensure professional-grade accuracy up to six decimal places. Temperature Handling: Unlike simple calculators, our app handles complex temperature conversions (Celsius to Fahrenheit to Kelvin, etc.) with correct formulas. Comprehensive Unit Library: We support over 70 unique units, from standard Meters and Kilograms to specialized units like Nautical Miles, Stone, Torr, and Kilowatt Hours. Designed for Ease & Efficiency We believe your unit calculator should be smart, not complicated. The clean, modern SwiftUI design ensures a delightful user experience. Quick Category Selector: Swipe horizontally to instantly jump between categories like Length, Weight, Time, and Energy. Decimal Pad Support: Optimized for quick numerical input using the dedicated decimal pad. Clear Output Formatting: Results are formatted clearly, automatically removing trailing zeros for easy readability while maintaining high precision. Download Unit Converter Pro today and simplify complex unit conversions!
Screenshots
Verdict
The clearest difference is in-app purchases: Unit Conversion Lab at none against UnitKit's 2. UnitKit's advantage is ads (none vs shown). On price, device support and iOS requirement 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
Both are free to download. UnitKit sells 2 in-app purchases, starting at $0.99 per 7 days. Unit Conversion Lab asks for nothing beyond the download.
| Parameter | UnitKit | Unit Conversion Lab |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | — |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 6 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | LukyLab | Selcuk ASLANTAS |
In-app purchases
UnitKit
- Weekly$0.997 Days
- Annual$7.991 Year
Unit Conversion Lab
No in-app purchases









