UnitMaster vs Loyal
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
UnitMaster
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UnitMaster β Converter Tool is the easiest way to convert units across a wide range of categories β from everyday measurements to specialized technical units. Whether youβre a student, engineer, traveler, or just curious, UnitMaster gives you accurate results, fast and with a clean, intuitive interface. KEY FEATURES ALL-IN-ONE CONVERTER β’ Length, Weight, Temperature, Volume, Area, Time, Speed, Energy β’ 8+ categories with 100+ built-in units β’ Support for custom unit creation β’ Real-time conversion as you type SMART FAVORITES & HISTORY β’ Save frequently used conversions for instant access β’ Automatic conversion history tracking β’ Quick access to recent calculations β’ Never lose your important conversions again ADVANCED UNIT CALCULATOR β’ Chain multiple conversions together β’ Save complex calculation sequences β’ Built-in calculator for multi-step conversions β’ Perfect for engineering, cooking, and academic use BEAUTIFUL & INTUITIVE DESIGN β’ Modern, clean interface with smooth animations β’ Dark mode support for comfortable nighttime use β’ Optimized for both iPhone and iPad β’ Haptic feedback for satisfying interactions CUSTOM UNITS β’ Create your own custom units β’ Perfect for specialized needs and hobbies β’ Easy setup with base unit reference β’ Organize by category for quick access UNIVERSAL APP β’ Full iPad support with sidebar navigation β’ iPhone-optimized with tab bar interface β’ Works offline - no internet required β’ Lightweight and fast performance PERFECT FOR: Students & Educators - Academic calculations and homework Cooks & Bakers - Recipe conversions and measurements Engineers & Architects - Professional unit calculations Travelers - Currency-free unit conversions abroad Fitness Enthusiasts - Distance, weight, and energy conversions Professionals - Business and technical calculations CATEGORIES INCLUDED: β’ Length (meters, feet, inches, miles, kilometers) β’ Weight (grams, pounds, ounces, kilograms) β’ Temperature (Celsius, Fahrenheit, Kelvin) β’ Volume (liters, gallons, cups, milliliters) β’ Area (square meters, square feet, acres) β’ Time (seconds, minutes, hours, days) β’ Speed (km/h, mph, m/s, knots) β’ Energy (joules, calories, watt-hours) WHY CHOOSE CONVERTLY? 100% Free - No hidden costs or subscriptions Privacy First - No data collection, everything stays on your device Regular Updates - New features and units added frequently User-Friendly - Designed for everyone from beginners to experts Download Convertly today and experience the simplest, most powerful unit converter on the App Store. Say goodbye to confusing conversion websites and hello to instant, accurate results right at your fingertips!
Loyal
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That drawer of loyalty cards? The seventeen apps demanding your email address? Done with that. Loyal puts every loyalty card, store card, and membership QR code in one place - and one tap sends them into Apple Wallet, so the right barcode is on your lock screen before you reach the register. Scan it, done Point the camera at any card - QR, Code 128, Aztec, EAN, PDF417 - and it's captured. Got a screenshot instead? Import it from a photo. Old embossed number? Type it in and Loyal draws the barcode for you. Straight into Apple Wallet Every card becomes a proper Wallet pass in its own brand color. Quick access from the lock screen, no app-opening ceremony at checkout. Make them yours Give each card a design (solid, gradient, duotone, or outline), a color, a symbol, your own artwork, and a label - so you spot the right one at a glance. Ask Siri, or use the Action button "Show my Starbucks card" brings the barcode straight up. Works in Shortcuts and Spotlight too, and your favorites sync to Apple Watch for the checkout line. Private by architecture, not by promise β’ Your cards live on your phone. No account, no cloud, no sync server. β’ No analytics, no ads, no third-party SDKs. Zero. β’ Adding to Wallet sends only anonymous file checksums - never your card details. β’ Free for three cards. Unlimited is a one-off in-app purchase - no subscription. You're the customer, not the product. Built for the checkout line Screen jumps to full brightness when a barcode is showing. Drag cards into your preferred order. Search that actually finds things. Snappy everywhere. Starbucks, CVS, Kroger, Safeway, Walgreens, Target - if it has a barcode, it belongs in Loyal.
Screenshots
Verdict
The clearest difference is price: Loyal at Free against UnitMaster's $0.99. Loyal also leads on update cadence (every 4 days vs every 5 months). UnitMaster's advantage is in-app purchases (none vs 1) and iOS requirement (15.0 vs 17.0). On ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Loyal is free to download; UnitMaster costs $0.99 up front. Loyal sells 1 one-off in-app purchase. UnitMaster asks for nothing beyond the download.
UnitMaster ships an update every 5 months, Loyal every 4 days. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.
| Parameter | UnitMaster | Loyal |
|---|---|---|
| Price | $0.99 | Free β better |
| Update frequency | Every 5 months | Every 4 days β better |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone, Apple Watch |
| Requires iOS | 15.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 4 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Harshad Jadav | Morgan Atkins |
In-app purchases
UnitMaster
No in-app purchases
Loyal
- Loyal Unlimited$2.99
Questions
Is UnitMaster free?
Is Loyal free?
Do UnitMaster or Loyal have ads?
Which is updated more often, UnitMaster or Loyal?
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