Robo Math Number Line Galaxy vs Interactive Number Line
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Robo Math Number Line Galaxy
This app helps young learners practice fundamental math skills like addition, subtraction, and multiplication using an interactive number line. It features 15 planets to explore and an empty number line for experimentation, aligning with K1-4 and UK KS1/KS2 math curricula.
- 15 planets to explore
- Addition and subtraction practice
- Number bond exercises
- Multiplication support
- Empty number line for experimentation
- Aligns with K1-4 and UK KS1/KS2 curriculum
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Number Line Galaxy includes: * 15 Planets to explore * Simple addition and subtraction, * Number bond practice (1-10 and 1-20), * Multiplication support with adapted number lines, * NEW empty number line to allow kids to experiment with the tool and to use the number line with their everyday math. A number line is a straight, horizontal line with numbers placed at even increments along the length. Based around K1-4 and the new UK KS1 and KS2 Maths National Curriculum, Number Line Galaxy covers; basic addition, number bonds, subtraction and multiplication. Number lines are used in schools all around the world and research has shown the importance of the number line as a tool for helping children develop greater flexibility in mental arithmetic.
Interactive Number Line
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The Interactive Number Line is a learning tool that provides practice in several important areas of the elementary school math curriculum. Skills: Counting and Patterns Addition Subtraction Fractions Decimals Percents Integers When using the app students are prompted to find a specific number on the number line by sliding a marker to the correct position. Skills required involve: counting in patterns, adding and subtracting one and two digit numbers, equivalent fractions, ordering decimals and percents, locating positive and negative integers on a number line. Problem sets are randomly generated so the app presents a unique experience each time it is used. The Interactive Number Line is a great tool for teacher lead classroom presentations and also individual student use.
Screenshots
Verdict
The clearest difference is update cadence: Robo Math Number Line Galaxy at every 2 months against Interactive Number Line's every 35 months. Interactive Number Line's advantage is price ($0.99 vs $2.99). On ads, in-app purchases, 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
Robo Math Number Line Galaxy costs $2.99 and Interactive Number Line $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Robo Math Number Line Galaxy ships an update every 2 months, Interactive Number Line every 35 months. The most recent releases landed on November 1, 2026 and October 26, 2026 respectively.
| Parameter | Robo Math Number Line Galaxy | Interactive Number Line |
|---|---|---|
| Price | $2.99 | $0.99 — better |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months — better | Every 35 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPad, Apple TV |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 16 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | madebyeducators | Ventura Educational Systems |
In-app purchases
Robo Math Number Line Galaxy
No in-app purchases
Interactive Number Line
No in-app purchases
Questions
Is Robo Math Number Line Galaxy free?
Is Interactive Number Line free?
Do Robo Math Number Line Galaxy or Interactive Number Line have ads?
Which is updated more often, Robo Math Number Line Galaxy or Interactive Number Line?
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