QuickCalculator vs 拼音
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QuickCalculator
Read full descriptionHide full description
QuickCalculator is an all-in-one calculator designed for iPhone, iPad, and Mac. It brings standard, scientific, programmer, and business calculators together with converters, equation solvers, graphing, and practical everyday tools. CALCULATOR MODES: • Standard calculator with arithmetic, parentheses, and percentage • Scientific: trig, log, ln, factorial, powers, roots, constants (pi, e) • Programmer: binary, octal, decimal, hex with bitwise operations (AND, OR, XOR, NOT, shifts) • Business: tax, discount, profit margin, and loan calculators UNIT CONVERTER: • 6 categories: Length, Weight, Area, Volume, Temperature, Speed • 40+ units with real-time conversion • Cooking converter with 10 ingredient units and recipe scaling ADVANCED TOOLS: • Equation solver: quadratic (ax²+bx+c) and linear systems (2x2, 3x3) • Matrix calculator: add, subtract, multiply, transpose, determinant, inverse • Graphing with expression visualization • Statistics: count, mean, median, variance, standard deviation HEALTH: • BMI calculator with category classification • BMR calculator (Mifflin-St Jeor) with gender-specific results MEMORY & HISTORY: • 50 memory slots with M+, M-, MR, MS, MC • Calculation history with one-tap restore, search, date filters, and per-tool filters • Export history as Markdown, CSV, or JSON • Store history locally or in a supported cloud or remote location CUSTOMIZATION: • Precision control: 0–12 decimal places • Angle units: Radians, Degrees, Gradians • Haptic feedback on supported devices • 20+ theme colors with dark and light modes • Two-pane desktop layout with memory and history sidebar CURRENCY & EVERYDAY TOOLS: • Currency converter with live exchange rates, rate charts, and freshness status • Date and time calculator: date difference, business days, time zones, and time arithmetic • Percentage, discount, tax, tip, and bill-splitting calculators • Loan and mortgage tools with prepayment and refinance comparisons • Tape calculator with an editable paper-roll history QuickCalculator Pro removes ads and supports continued development through an annual subscription or a one-time lifetime purchase. Terms of Use: https://kakitiro.com/quickapps/quickcalculator/terms/
拼音
Read full descriptionHide full description
拼音 - Basic Pinyin Checker is a powerful tool for anyone learning Chinese. This app allows you to check and verify Pinyin instantly, providing an easy way to ensure accurate pronunciation of Chinese words. Perfect for beginners, students, or anyone working with Chinese language materials, our app operates entirely offline, so you can use it anywhere, anytime, without internet access. Key Features: - Instant Pinyin Verification: Quickly check Pinyin to ensure accuracy in your learning. - Offline Capability: No internet connection required, making it ideal for use on the go. - Dark Mode Support: Enjoy a user-friendly experience in both light and dark modes. - User-Friendly Interface: Simple, clean design focused on usability. Whether you're practicing Chinese pronunciation or need a quick verification tool, 拼音 - Basic Pinyin Checker helps you learn confidently. Download now and enhance your Chinese language journey!
Screenshots
Verdict
The clearest difference is in-app purchases: 拼音 at none against QuickCalculator's 2. 拼音 also leads on ads (none vs shown). QuickCalculator's advantage is device support (4 vs 2) and iOS requirement (13.0 vs 17.0). On price 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. QuickCalculator sells 2 in-app purchases, starting at $0.99 per year. 拼音 asks for nothing beyond the download.
| Parameter | QuickCalculator | 拼音 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 50 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | KAZUHIRO KAKIMOTO | Kouta Fukuhara |
In-app purchases
QuickCalculator
- Pro - Annual$0.991 Year
- Pro - Lifetime$4.99
拼音
No in-app purchases









