Number Line, by MLC vs MAP Reading Fluency Testing
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
MAP Reading Fluency Testing
This application enables K-5 students to take reading fluency assessments on an iPad. It measures oral reading fluency, foundational skills, and reading comprehension in a single, adaptive test. Teachers benefit from quick, automatic scoring and group testing capabilities.
- Oral reading fluency assessment
- Foundational skills measurement
- Reading comprehension testing
- Adaptive assessment
- Automatic scoring
- Group testing
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The MAP® Reading Fluency™ Testing app from NWEA® allows students to complete our K-5 MAP Reading Fluency assessments using an iPad®. The app is required for MAP Reading Fluency assessments on iPad devices. Quickly and accurately assess your K–5 readers. MAP® Reading Fluency™ enables teachers to efficiently measure oral reading fluency with an online, adaptive assessment. In addition to fluency, the test measures foundational skills and reading comprehension—all with one 20-minute assessment. Group testing and automatic scoring return valuable time to teachers.
Verdict
The clearest difference is rating: Number Line, by MLC at 4.4 against MAP Reading Fluency Testing's 3.0. MAP Reading Fluency Testing's advantage is update cadence (every 4 months vs every 13 months). On price, ratings volume, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Number Line, by MLC holds the better App Store score, 4.4 against 3.0. Both are backed by a comparable volume of ratings — 15 and 33 respectively.
Number Line, by MLC ships an update every 13 months, MAP Reading Fluency Testing every 4 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.
| Parameter | Number Line, by MLC | MAP Reading Fluency Testing |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (15 ratings) — better | 3.0 (33 ratings) |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 15 | 33 — better |
| Update frequency | Every 13 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPad | iPad |
| Requires iOS | 16.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 7 MB | 276 MB |
| Age rating | 4+ | 4+ |
| Developer | The Math Learning Center | NWEA |
Customer experience
Number Line, by MLC
MAP Reading Fluency Testing
In-app purchases
Number Line, by MLC
No in-app purchases
MAP Reading Fluency Testing
No in-app purchases
Questions
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Is MAP Reading Fluency Testing free?
Which has better reviews, Number Line, by MLC or MAP Reading Fluency Testing?
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