Number Line, by MLC vs Learn Rexx Programming Offline
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Number Line, by MLC
This app allows students to visualize number sequences and demonstrate mathematical strategies. It supports various number types and offers tools for annotation, problem-solving, and sharing work. Ideal for elementary classrooms and iPad learning environments.
- Visualize number sequences
- Demonstrate counting, adding, subtracting, multiplying, dividing
- Use whole numbers, fractions, decimals, or negative numbers
- Add custom tick marks and labels
- Hide and reveal numbers and jumps
- Annotation and drawing tools
- Save and share work
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Number Line helps students visualize number sequences and demonstrate strategies for counting, comparing, adding, subtracting, multiplying, and dividing. Choose number lines labelled with whole numbers, fractions, decimals, or negative numbers. Or use a blank number line, with or without tick marks. Describe intervals between points on the line using forward or backward jumps above and below the line. Jumps can be labelled with their values or left blank. Add custom tick marks to the number line to show equivalence or compare number values. Show strategies with drawing and annotation tools. Hide elements of the sequence shown on the number line, which challenges students to use what they know about number relationships and computation to identify those missing elements. This virtual number line is an open-ended educational tool, ideal for elementary classrooms and other learning environments that use iPads. For more Number Line resources and other apps, visit: www.mathlearningcenter.org/apps FEATURES • Mark the number line with multiples of whole numbers, fractions, or decimals. In addition, set the starting value of the line, including using negative values. • Add and manipulate forward and backward jumps, above or below the line. • Label jump bars, manually or automatically, to show intervals or hide labels altogether. • Add custom tick marks and values to blank number lines. • Hide and reveal numbers on the number line. • Hide and reveal jumps, numbers, and other elements with resizable covers to create your own problems and model strategies. • Use the drawing tools to annotate work and show understanding. • Add equations, expressions, and descriptions with the math text and writing tools. • Share your work by saving an image or providing a share code to others. MORE APPS For more Number Line resources and other apps, visit: www.mathlearningcenter.org/apps LEARN MORE To learn about Bridges in Mathematics, an elementary curriculum that employs visual models like number line, visit: www.mathlearningcenter.org/bridges/overview ABOUT US This resource is brought to you by The Math Learning Center, a nonprofit organization dedicated to K-12 education since 1976. ACKNOWLEDGEMENTS This app was crafted by Clarity Innovations. We help improve teaching and learning by creating solutions that match promising technologies with the needs of education. Visit us: www.clarity-innovations.com
Learn Rexx Programming Offline
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Learn Rexx Programming is a complete offline learning app designed for beginners, students, developers, and professionals who want to master the Rexx programming language. Whether you are starting from the basics or improving your programming skills, this app provides a structured learning experience with easy-to-understand lessons and practical examples. Rexx is a powerful scripting and programming language known for its readability, simplicity, and flexibility. It is widely used for automation, scripting, text processing, and system programming across various platforms. The app is organized into clear learning modules that help you progress step by step from beginner to advanced concepts. Features • Complete Rexx programming tutorials • Beginner-friendly lessons • Advanced programming concepts • Clean and easy-to-use interface • Offline access to all lessons • Practical code examples • Syntax explanations • Built-in code snippets • Frequently asked interview questions • Commonly asked Rexx FAQs • Programming tips and best practices • Quiz to test your knowledge • Bookmark favorite lessons • Search topics instantly • Track your learning progress • Regular content improvements • Optimized for phones and tablets Topics Covered • Introduction to Rexx • Installing Rexx • Writing Your First Program • Variables • Constants • Data Types • Operators • Input and Output • Conditional Statements • Loops • Functions • Procedures • Arrays • Strings • Numbers • Date and Time Functions • File Handling • Error Handling • Pattern Matching • Parsing • Built-in Functions • User Defined Functions • Packages • Debugging • Best Practices • Practical Programs • Interview Questions • Frequently Asked Questions Why Choose This App? This app is designed with a practical learning approach. Every topic includes explanations and examples to help you understand Rexx programming concepts quickly. The offline functionality allows you to learn anytime without requiring an internet connection. Whether you are preparing for interviews, learning programming for academic purposes, automating system tasks, or improving your scripting skills, this app serves as a reliable learning companion. Who Can Use This App? • Beginners learning programming • Computer science students • Software developers • System administrators • Automation engineers • Technical professionals • Anyone interested in learning Rexx programming Start your Rexx programming journey today and build a strong foundation with comprehensive tutorials, practical examples, quizzes, interview preparation, and offline learning.
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Verdict
The clearest difference is price: Number Line, by MLC at Free against Learn Rexx Programming Offline's $1.99. Learn Rexx Programming Offline's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.1). On update cadence, ads and in-app purchases 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
Number Line, by MLC is free to download; Learn Rexx Programming Offline costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Number Line, by MLC ships an update every 13 months, Learn Rexx Programming Offline every 21 months. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.
| Parameter | Number Line, by MLC | Learn Rexx Programming Offline |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 4.4 (15 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Every 13 months — better | Every 21 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | The Math Learning Center | Muhammad Mubeen |
In-app purchases
Number Line, by MLC
No in-app purchases
Learn Rexx Programming Offline
No in-app purchases
Questions
Is Number Line, by MLC free?
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