Comparison

Slope Calculator Plus vs Noomba

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Slope Calculator Plus

Features
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Slope Calculator – Graph Lines From Two Points Slope Calculator is a powerful and easy-to-use math tool that helps you quickly calculate the slope and equation of a straight line from two points. Simply drag two points on the graph and the app instantly shows the slope, line equation, distance, midpoint, and angles. Perfect for students, teachers, and anyone studying algebra or coordinate geometry. Interactive Graph Canvas Visualize math like never before. Drag two points directly on the coordinate grid and watch the line update in real time. The calculator instantly computes important values so you can understand how the line changes. Key Features β€’ Interactive coordinate graph β€’ Drag two points to form a line β€’ Automatic slope calculation (m) β€’ Find the line equation (y = mx + b) β€’ Calculate distance between two points β€’ Find the midpoint instantly β€’ View angles with the x-axis and y-axis β€’ Real-time graph updates β€’ Clean and simple interface Learn Coordinate Geometry Faster Slope Calculator helps students understand how lines behave on a graph. The app automatically calculates: β€’ Slope (m) β€’ Line equation β€’ Distance between two points β€’ Midpoint coordinates β€’ Angle of the line This makes it a great tool for homework, studying, or teaching math concepts. Perfect For β€’ High school math students β€’ Algebra and geometry classes β€’ Teachers explaining slope and lines β€’ Anyone learning coordinate geometry Simple and Accurate Just move the points on the graph and see results instantly. No complicated inputs or formulas required. Whether you're solving homework problems or exploring how graphs work, Slope Calculator makes math visual and easy. Slope, sometimes referred to as gradient in mathematics, is a number that measures the steepness and direction of a line, or a section of a line connecting two points, and is usually denoted by m. Generally, a line's steepness is measured by the absolute value of its slope, m. The larger the value is, the steeper the line. Given m, it is possible to determine the direction of the line that m describes based on its sign and value: β€’ A line is increasing and goes upwards from left to right when m is greater than 0 β€’ A line is decreasing and goes downwards from left to right when m is less than 0 β€’ A line has a constant slope and is horizontal when m = 0 β€’ A vertical line has an undefined slope, since it would result in a fraction with 0 as the denominator. The slope is represented mathematically as: m = (yβ‚‚ - y₁) / (xβ‚‚ - x₁) Referring to the Pythagorean theorem, we can calculate the distance provided in the calculator: d = √((xβ‚‚ - x₁)Β² + (yβ‚‚ - y₁)Β²) Given the slope (m), it is possible to find the angle Β° using the following equation: Angle Β° = tan⁻¹(m) Thanks for your support, and do visit nitrio.com for more apps for your iOS devices.

About

Noomba

Features
Read full description

Welcome to Noomba, the ultimate app for mastering numbers in foreign languages! Embark on an exciting journey through a collection of more than 30 languages. From Spanish to Mandarin, French to Swedish, Noomba offers a comprehensive range of languages to ensure you can communicate with numbers effortlessly wherever you go. Whether you are studying a language and need some extra practice or you are traveling abroad, Noomba is here to support. Perfect Pronunciation: Immerse yourself in the authentic sounds of each language. Noomba provides pronunciation, enabling you to sound like a native speaker. Boost your confidence and communicate with ease in any multilingual conversation. Track Your Progress: Witness your growth firsthand with Noomba's statistics. Keep track of how many words you practiced, hits and misses during quizzes and your learning streaks. Translation Feature: Enter a number and let Noomba translate it into any of the supported languages. Noomba spells it out for you and even can speak it out aloud. Say goodbye to those confusing haggling moments during your vacation. With Noomba by your side, negotiating for the perfect souvenir becomes an absolute breeze! Features: - study spelling and pronunciation of numbers in more than 30 languages - test your knowledge in quizzes - daily reminder so you don't forget your practice sessions - multiple number sets, from easy to advanced - translate numbers to any of the supported languages, including spelling and speak aloud - statistics to track your progress

Screenshots

Slope Calculator Plus4 screens
Noomba4 screens

Verdict

The call

The clearest difference is price: Noomba at Free against Slope Calculator Plus's $2.99. Slope Calculator Plus's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement 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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Noomba is free to download; Slope Calculator Plus costs $2.99 up front. Noomba sells 1 one-off in-app purchase. Slope Calculator Plus asks for nothing beyond the download.

UpkeepUpdate frequency

Slope Calculator Plus ships an update every 23 months, Noomba every 40 months. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

Scorecard2 real differences Β· 4 level
Slope Calculator Plus versus Noomba: the parameters behind the verdict, then further details
ParameterSlope Calculator PlusNoomba
Price$2.99Free β€” better
Update frequencyEvery 23 months β€” betterEvery 40 months
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad β€” betteriPhone
Requires iOS17.017.0
Further details β€” not scored
Size1 MB18 MB
Age rating9+4+
DeveloperHeng Jia LiangMartin Hoeller

In-app purchases

None

Slope Calculator Plus

No in-app purchases

1 purchases

Noomba

One-time1
  • Premium$2.99

Questions

Is Slope Calculator Plus free?
Slope Calculator Plus costs $2.99, with no in-app purchases.
Is Noomba free?
Noomba is free to download, with in-app purchases available.
Do Slope Calculator Plus or Noomba have ads?
Neither Slope Calculator Plus nor Noomba shows ads.
Which is updated more often, Slope Calculator Plus or Noomba?
Slope Calculator Plus ships an update every 23 months, and Noomba every 40 months. Most recently, Slope Calculator Plus was updated on November 7, 2026 and Noomba on October 30, 2026.

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