Calculator´ vs NPosApp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator´
This app is a powerful and intelligent calculator with a smart UI and live results. It offers basic, advanced, and scientific functions, a history log, customizable themes, and user-definable functions. It also includes features like an on-screen timer and iPad multitasking support.
- Live results and natural feel UI
- User-definable advanced functions
- History log with easy access
- Customizable themes and colors
- On-screen timer
- iPad multitasking and Spotlight search
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Stop your math time-wasting today with this app! Designed to help you zip through your daily math in a swift of your own unique style ;-) * LOVED by thousands for its smart UI with Live results & Natural feel Now featuring user-definable advanced Functions that you can Share easily with other Calculator users and optimizations with iPad multitasking, 3D Touch shortcuts, Expandable Widget, Spotlight searching of History + watchOS native App with haptic. Calculator is super intelligent, multi-functional scientific calculator that makes doing math look like art. It has built-in on-screen timer, notif. center Widget, Custom Keyboard, many pre-set functions like Date-time and Base computations and limitless combination of colors, fonts, shapes and sizes. It features standard basic & scientific calculator functions, history log, and an elegant user interface. The quick timer is designed to help your track remaining mins:secs whenever you are on schedule. It is really clever. It can do live math expressions: from the simplest like "1+2" to more advanced expressions like "3+(3x9(80+sin(90)))" Advanced calculator. By swiping left and right on the app, you can easily access over 50+ advanced math functions. History log. Calculator remembers what you have calculated. Swipe up, and you can see all your previous calculations. Colorful Themes. Limitless lovely themes for you to browse, including optional parallax background image of your choice! Easy access. Tap & Hold a math expression to edit it. Shake your device to undo Tap & Hold a number key for smart parenthesis Tap & Hold the decimal point for RANDOM decimal Tap & Hold the “ans” key for answer history Tap & Hold the “÷” key for 1/x Tap & Hold the “-” key to negate Text style Edit option for Expressions Tapping sound options An In-App purchase is ready if you decide to add the Converter and Basic Graphing! Terms of Service & Privacy Policy: https://oval.fi/privacy-calculator Subscription Terms The subscription auto-renews at the end of each term. Payment will be charged to iTunes Account at confirmation of purchase. The subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. You may manage your subscription and turn off auto-renewal by going to your Account Settings after purchase. Any unused portion of a free trial period will be forfeited if you purchase a subscription. Instructions on how to cancel a subscription can be found at the following link: https://support.apple.com/en-us/HT202039.
NPosApp
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NPosApp is an intuitive, fast, and reliable Point of Sale (POS) solution designed to help small businesses, retailers, pop-up vendors, and service providers manage their daily sales operations with ease. Whether you run a retail shop, a market stall, a boutique, or a mobile service, NPosApp provides the essential tools you need to ring up sales, track inventory, and monitor your business transactions from your device. Key Features: FAST AND SIMPLE POINT OF SALE - Quickly add items to the cart and process customer transactions in seconds. - Real-time product search allows you to find any item instantly during checkout. - Flexible pricing support with itemized subtotal, tax, and total calculations. - Apply custom discount percentages and tax rates with integrated validation. - Responsive cart management with swipe-to-remove functionality. PRODUCT AND INVENTORY MANAGEMENT - Organize and manage your product catalog with clear pricing and stock levels. - Add, update, and remove items with a streamlined, clutter-free interface. - Instant search within the product list to check availability and edit details quickly. - Visual stock indicators to keep track of available inventory. SALES HISTORY AND TRANSACTION TRACKING - Comprehensive transaction history log recording every completed sale. - Review past sales with date, time, items sold, and total amounts. - Dashboard overview showing recent activity to help you stay on top of daily performance. DESIGNED FOR SPEED AND ACCESSIBILITY - Adaptive user interface that scales smoothly across different screen dimensions. - Full Light and Dark Mode support for comfortable use in any lighting condition. - Clean, focused interface built to reduce friction during high-volume sales hours. LOCAL AND RELIABLE - Fast on-device database storage ensures smooth and dependable performance. - Keep your business moving without interruptions. Simplify your checkout process and take full control of your sales with NPosApp today.
Screenshots
Verdict
The clearest difference is in-app purchases: NPosApp at none against Calculator´'s 4. Calculator´'s advantage is update cadence (every 5 weeks vs every 10 months). On price, ads, 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. Calculator´ sells 4 in-app purchases, starting at $0.49 per year. NPosApp asks for nothing beyond the download.
Calculator´ ships an update every 5 weeks, NPosApp every 10 months. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.
| Parameter | Calculator´ | NPosApp |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (478 ratings) — better | — |
| Positive reviews | 70.2% of reviews | — |
| Number of ratings | 478 — better | — |
| Update frequency | Every 5 weeks — better | Every 10 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Oval Software Oy | Milton Navarro |
Bugs and requests
Calculator´
Reported bugs
6 issues- Buttons below numbers 1, 2, 3 not responding
- App crashes when screen fills with numbers
- Numbers deleted backwards after full screen
- Swipe down converter doesn't work properly on iPad
- Pressing equals multiple times adds duplicate results
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- App becomes unresponsive and requires restart
Requested features
7 requests- Haptic feedback support
- Fraction calculation support
- RPN mode
- iCloud sync for history
- Automatic parentheses
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- Simple keyboard-only option
- Better converter UI (swipe functionality)
NPosApp
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Calculator´
- Standard features w/ Free Week7 Days trial$0.491 Year
- Standard features w/ Free Year1 Year trial$0.491 Year
- Complete feature-set3 Days trial$3.991 Year
- Converter + Graphing$3.99
NPosApp
No in-app purchases
Questions
Is Calculator´ free?
Is NPosApp free?
Do Calculator´ or NPosApp have ads?
Which is updated more often, Calculator´ or NPosApp?
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