Number Line — Learn to round

Name: Number Line — Learn to round
Rating: 4.43 (29 reviews)
Author: Blastoff Design

LiveBlastoff Design4 apps · 28.3K installsEducationFreedesign.blastoff.numberline

An infinite number line to use in the classroom for numerous maths challenges!

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Total installs: 13,791
Installs / day: +12
Rating: 4.4★
Released: 20 Oct 2020
Last update: 29 Dec 2025
Countries: —

Installs per day

gain of the exact counter

Lifetime avg ≈ 6/day (all installs ÷ days since release)

Daily tracking since 10 Oct 2026 · history grows every day

Install history

exact counter from Google Play

3dAll

Dashed: estimate from the release date (no daily data before 10 Oct 2026) · time axis compressed before that day

Daily tracking since 10 Oct 2026 · history grows every day

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
No data collected

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Store listing

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Full description

An infinite number line to use in the classroom, with a simple design that allows for numerous maths games and challenges! • Ask the class to round to the nearest 10/100/10,000. • Visualise the size of numbers relative to one another, including negatives. How to use: • Zoom with a pinch • Scroll along the number line with a swipe • Drag and drop pins to mark numbers Icons courtesy of FontAwesome: https://fontawesome.com/license/free