# LazyCalc – Smart Calculator — Scientific, Percent Calculator > All-in-one smart calculator with unit converter, history, and offline use. (iPhone/iPad app by Daniel Lozovsky.) - Source: https://appshunter.io/ios/app/lazycalc-smart-calculator/id6755021708 (this page in markdown: same URL + `.md`) - Developer: [Daniel Lozovsky](https://appshunter.io/developer/1813431536) - Category: Utilities, Business - Price: Free - Rating: 5.00/5 from 2 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 15.1 · 32 MB - Languages: American English - Released: 2025-12-08 - Data updated: 2026-06-01 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/lazycalc-smart-calculator/id6755021708/reviews.md ## What is LazyCalc? LazyCalc – All-in-One Smart Calculator Make every calculation fast, easy, and accurate. LazyCalc combines five powerful calculators and a unit converter in one modern app built for students, professionals, travelers, and anyone who needs reliable results on the go. -Everything You Need in One Calculator -LazyCalc is more than a simple calculator app. It’s a complete math and conversion suite that includes: • Basic Calculator – Quick everyday math with clear display and editable history. • Scientific Calculator – Advanced functions for equations, trigonometry, and percentages. • Percentage Calculator – Find discounts, markups, and savings instantly. • Tip Calculator – Split bills, add gratuity, and share totals with friends. • Unit Converter – Convert length, weight, temperature, currency, and more in seconds. -Smart & Useful Features • Calculation History – Track and recall previous results anytime. • Offline Calculator – Works perfectly without an internet connection. • Clean, Modern Design – Simple interface optimized for one-hand use. • Fast Performance – Instant results with no lag or extra steps. • Lightweight App Size – Under 25 MB, saves space on your phone. • Multi-Device Support – Compatible with phones, tablets, and Chromebooks. - Perfect for Every Situation • Students – Solve homework and scientific problems with ease. • Professionals – Use the percentage and financial calculators for quick business math. • Shoppers – Calculate discounts and compare prices instantly. • Diners – Use the tip calculator to split restaurant bills fairly. • Travelers – Convert currencies and units even when offline. -Why Users Love LazyCalc LazyCalc is the smart calculator that adapts to your needs. Whether you need a scientific calculator, a tip calculator, or a unit converter, you’ll find all the right tools in one place. No ads interrupting your work, no clutter just clear results and smooth usability. -Reliable and Secure Your data never leaves your device. LazyCalc performs all calculations locally, keeping your information private while delivering lightning-fast performance. -Highlights • All-in-one app basic, scientific, tip, percentage, and converter tools • Free to use with minimal ads • Offline functionality for travelers • Optimized for iPhone 15 ## Key features - Basic, scientific, percentage, and tip calculators - Unit converter - Calculation history - Offline functionality - Clean, modern design - Fast performance ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/lazycalc-smart-calculator/id6755021708/reviews.md ### 5/5 — Calculator *2025-12-10* I like it because the app is a calculator all in one ## Frequently asked questions about LazyCalc ### What types of calculators are included in LazyCalc? LazyCalc includes a basic calculator, a scientific calculator with advanced functions, a percentage calculator for discounts and markups, and a tip calculator for splitting bills. It also features a comprehensive unit converter. ### Can I use LazyCalc without an internet connection? Yes, LazyCalc is designed to work perfectly offline. This makes it ideal for travelers or situations where internet access may be limited. ### Does LazyCalc have ads? No, LazyCalc is ad-free, ensuring an uninterrupted calculation experience. The app focuses on providing clear results and smooth usability without any advertisements. ### How does LazyCalc handle user data privacy? LazyCalc performs all calculations locally on your device. Your data never leaves your device, ensuring your information remains private while delivering fast performance. ### What devices is LazyCalc compatible with? LazyCalc is compatible with iPhones, iPads, and iPods. It is also optimized for multi-device support, including phones, tablets, and Chromebooks. ### How often is LazyCalc updated? The app was last updated on January 6, 2026, indicating regular maintenance and potential feature additions. The latest version is 1.1. ### What is the age rating for LazyCalc? LazyCalc has an age rating of 4+, making it suitable for a wide range of users, including children and adults. ### What makes LazyCalc a 'smart' calculator? LazyCalc is considered 'smart' due to its combination of multiple specialized calculators, a unit converter, editable calculation history, and a clean, user-friendly interface optimized for efficiency and ease of use. ## Version history (last 2 releases) ### 1.1 — 2026-01-06 What’s New in This Version Improved accuracy for trigonometric calculations Fixed an issue where tan(90°) could display extremely large numbers instead of being treated as undefined Added safeguards to prevent division-by-zero edge cases in angle calculations Better handling of degree vs. radian mode to ensure consistent and expected results General stability and reliability improvements ### 1.0 — 2025-12-08 No release notes. ## More apps by Daniel Lozovsky - [Flurry: Snow Day Predictor](https://appshunter.io/ios/app/flurry-snow-day-predictor/id6745711738) - [LiftPro: Tempo Workout Timer](https://appshunter.io/ios/app/liftpro-tempo-workout-timer/id6752530588) - [D&D Match Character](https://appshunter.io/ios/app/d-and-d-match-character/id6753308908) - [Youth Sports Age Calculator](https://appshunter.io/ios/app/youth-sports-age-calculator/id6754416650) - [Age On Date](https://appshunter.io/ios/app/age-on-date/id6754417476) - [Name Generator Pro 2025](https://appshunter.io/ios/app/name-generator-pro-2025/id6754417879) All apps by Daniel Lozovsky: https://appshunter.io/developer/1813431536 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*