Comparison

6th Grade Math vs The Number Line

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

Head to head
About

6th Grade Math

This app provides a comprehensive review and practice of essential math skills for sixth graders. It covers all Common Core standards with unlimited practice problems, interactive illustrations, and engaging games. Earn rewards and track progress with shareable score summaries.

Highlights
  • Covers all Common Core math standards for 6th grade
  • Unlimited practice problems with random number generation
  • Illustrations to reinforce concepts
  • Earn robots for maze and side-scrolling games
  • Emailable certificates and score summaries
  • Bite-sized concept presentation
Features
Read full description

Auto-renewable subscription 6th Grade Math comes with a 7-day free trial. After this you will be charged $4.99 a month and you can cancel anytime. Your subscription will be charged to your iTunes account at confirmation of purchase and will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage your subscription by visiting your iTunes Account Settings. Privacy policy: https://www.mathgalaxy.com/FQ3_Menu/FQ3_6th_Grade_Privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ "My testing of this app shows me that it is going to be a valuable resource for us as we enter our sixth grade year." See the rest of the review at: https://www.mathgalaxy.com/Smart_Apps_For_Kids_Reviews/Smart_Apps_Review_6th_Grade_Math.html Sixth Grade Math covers all of the Common Core math standards for sixth grade as listed below. The concepts are presented in bite-size pieces with Illustrations used throughout to reinforce the concepts. Note: App needs to be run in LANDSCAPE mode. RATIOS and PROPORTIONAL RELATIONSHIPS (6.RP) Understand ratio concepts and use ratio reasoning to solve problems. Ratios & Proportions Understanding Ratios (6.RP.1) Rates (6.RP.2) Ratios in Tables (6.RP.3a) Ratios on Graphs (6.RP.3a) Proportions (6.RP.3, 3b) Converting Units (6.RP.3d) Similar Figures (6.RP.3) Percents (6.RP.3c) Percents & Decimals Fractions, Decimals, Percents Finding %, Part, Whole Percent Word Problems THE NUMBER SYSTEM (6.NS) Apply and extend previous understandings of multiplication and division to divide fractions by fractions. Compute fluently with multi-digit numbers and find common factors and multiples. Apply and extend previous understandings of numbers to the system of rational numbers. Multiplying Fractions (6.NS.1) Dividing Fractions (6.NS.1) Fraction Word Problems (6.NS.1) Multi-Digit Division (6.NS.2) Decimal Operations (6.NS.3) Factors (GCF & LCM) (6.NS.4) Negative Numbers (6.NS.5, 6) Absolute Value (6.NS.7, 8) Ordering Rational Numbers (6.NS.7) EXPRESSIONS and EQUATIONS (6.EE) Apply and extend previous understandings of arithmetic to algebraic expressions. Exponents (6.EE.1) Translating to Algebra (6.EE.2) Order of Operations (6.EE.2c) Simplifying Expressions (6.EE.3, 4) Reason about and solve one-variable equations and inequalities. Solving Equations & Inequalities (6.EE. 5, 6, 7, 8) The Balance Beam 1-Step The Balance Beam 2-Step 1-Step Equations 2-Step Equations Unknown on Both Sides 1-Step Inequalities 2-Step Inequalities Algebra Word Problems Represent and analyze quantitative relationships between dependent and independent variables. Independent & Dependent Variables (6.EE.9) GEOMETRY (6.G) Solve real-world and mathematical problems involving area, surface area, and volume. Area & Perimeter (6.G.1) Complex Areas (6.G.1) Volume (6.G.2) Area of Polygons (6.G.3) Drawing Polygons (6.G.3) Surface Area with Nets (6.G.4) STATISTICS and PROBABILITY (6.SP) Develop understanding of statistical variability. Summarize and describe distributions. Statistical Questions (6.SP.1) Mean, Median, Mode, Range (6.SP.2, 3) Box-and-Whisker Plots (6.SP.4, 5) Bar Graphs & Histograms (6.SP.4, 5) Pictographs (6.SP.4, 5) Dot Plots (6.SP.4) Histogram Plots (6.SP.4) Bar Plots (6.SP.4) Mean & Median Plots (6.SP.4) GAMES Labyrinth (a maze game - robots are earned in exercises.)

About

The Number Line

This app allows users to visualize numbers on a number line and calculate the absolute difference between two numbers. It functions offline, making it accessible anytime and anywhere. Designed for ease of use and speed, it aims to be a go-to math tool.

Highlights
  • Number line visualization
  • Absolute difference calculator
  • Offline functionality
  • Intuitive interface
  • Fast operation
  • Supports positive and negative numbers
Features
Read full description

The iOS Number Line App was created in response to requests by visitors to our popular https://numbermaniacs.com website. Our visitors wanted a standalone application that does not require an Internet connection to locate numbers on a number line. In addition to showing numbers on a number line, this app also includes a calculator that can calculate the absolute difference between two numbers. This may be especially helpful when dealing with the absolute difference between a positive and a negative number. The Number Line App does not require an Internet connection, so you can use it anytime and anywhere. The goal was to make the app intuitive, clutter free, fast to operate, and easy to use. We hope the Number Line App will become one of your favorite math apps.

Screenshots

6th Grade Math4 screens
The Number Line4 screens

Verdict

The call

The clearest difference is price: 6th Grade Math at Free against The Number Line's $0.99. 6th Grade Math also leads on update cadence (every 4 months vs every 21 months) and ratings volume (3 vs 1). The Number Line's advantage is rating (5.0 vs 3.3) and in-app purchases (none vs 1). On ads, 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

CostPrice · In-app purchases · Ads · Monetization

6th Grade Math is free to download; The Number Line costs $0.99 up front. 6th Grade Math sells 1 in-app purchase, starting at $4.99 per month. The Number Line asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

The Number Line holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

6th Grade Math ships an update every 4 months, The Number Line every 21 months. The most recent releases landed on July 21, 2026 and September 8, 2026 respectively.

Scorecard6 real differences · 4 level
6th Grade Math versus The Number Line: the parameters behind the verdict, then further details
Parameter6th Grade MathThe Number Line
PriceFree — better$0.99
Rating3.3 (3 ratings)5.0 (1 ratings) — better
Positive reviews66.7% of reviews—
Number of ratings3 — better1
Update frequencyEvery 4 months — betterEvery 21 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationPaidFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better16.6
Further details — not scored
Size391 MB9 MB
Age rating4+4+
DeveloperGilbert ReillyH Valeur

Customer experience

6th Grade Math

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

The Number Line

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

6th Grade Math

Subscriptions1
  • 6th Grade Math - Math Galaxy7 Days trial$4.991 Month
None

The Number Line

No in-app purchases

Questions

Is 6th Grade Math free?
6th Grade Math is free to download, with in-app purchases available.
Is The Number Line free?
The Number Line costs $0.99, with no in-app purchases.
Which has better reviews, 6th Grade Math or The Number Line?
The Number Line is rated higher. 6th Grade Math averages 3.3 out of 5 from 3 ratings, while The Number Line averages 5.0 from 1 ratings.
Do 6th Grade Math or The Number Line have ads?
Neither 6th Grade Math nor The Number Line shows ads.
Which is updated more often, 6th Grade Math or The Number Line?
6th Grade Math ships an update every 4 months, and The Number Line every 21 months. Most recently, 6th Grade Math was updated on July 21, 2026 and The Number Line on September 8, 2026.

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