Comparison

13+ Maths Lite vs Stellar Math

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

Head to head
About

13+ Maths Lite

Features
Read full description

Over 140 revision notes and 1420 questions with explanations on Number, Algebra, Geometry & Measure and Data Handling. DETAILED TEST RESULTS On the completion of each test the user is given a summary of test along with the time taken on each question. Every question can be reviewed and all questions have an explanation of the answer. PROGRESS METER An interactive pie chart displays current progress for each topic so that you can track your weak areas and retry the questions you answered incorrectly. MOCK TEST Mock test simulates the real test format. Questions are presented randomly from all the topics. REVISE BY SUBJECT Number: Approximation of calculations Decimal places Rounding Significant figures Addition & subtraction with negative numbers Column addition & subtraction Negative numbers Number problems in words Order of operations & BODMAS Ordering numbers & place values Factors Highest common factor Long division & multiplication Lowest common multiple Multiples Multiplying & dividing by decimals & single-digit numbers Multiplying & dividing with negative numbers Prime factors Prime numbers Real-life problems using multiplication & division Times tables Adding & subtracting decimals & fractions Calculating a percentage of a quantity Converting decimals into fractions & vise-versa Decimals - multiplication & division Dividing fractions Equivalent fractions Equivalent percentages, fractions & decimals Finding a fraction of a quantity Fraction problems in words Fractions of a shape Improper fractions & mixed numbers Multiplying fractions One quantity as a fraction/percentage of another Percentage change Percentage problems in words Calculated powers Dividing & Multiplying powers Dividing & Multiplying using powers of 10 Power of a power Powers of 10 Square numbers Square roots & cube roots Standard form Best buys Calculating with ratios Density Direct proportion Dividing amounts in ratios Ratio problems in words Ratios & fractions Speed Algebra: Equations with the variable on both sides Expansion, simplification & factorisation Formulae, expressions & equations Inequalities on number lines Inequalities Multiplying expressions Rearranging formulas Setting up equations Simplifying expressions Simultaneous equations Solving equations with brackets Solving inequalities Solving linear equations Substitution The language of algebra Trial & improvement Conversion graphs Drawing graphs from tables Negative co-ordinates Finding the nth term from given patterns Finding the nth term Number sequences Patterns in number Special sequences The nth term of a sequence Geometry & Measure: Area of a circle, rectangle & triangle Area of compound shapes Circumference of a circle Constructions Cuboids Identifying 2D shapes Parts of a circle Perimeter Polygons Prisms Pythagoras' theorem in real life Pythagoras' theorem Special quadrilaterals Alternate angles Angles & regular polygons Angles around a point Angles basics Angles in a quadrilateral & triangle Corresponding, Interior & Opposite angles Converting measurements Measuring time Metric system Nets Plans & elevations Units of length, area & volume Congruent shapes Reflections rotations & translations Scaling & enlargements Similarity Symmetry Data Handling: Bar charts Line graphs Line of best fit Pictograms Pie charts Scatter diagrams Two way tables Frequency tables Mean, Median, Mode Range Addition rule for mutually exclusive outcomes Calculating probabilities Probability of not an event The probability scale FEATURE LIST • Option to choose the number of questions to test. • Option to choose if user wants instant feedback on answer selection. • Progress meter helps to track progress, topic wise & mock test wise. • Ability to re-attempt only the questions you get wrong or correct or never attempted • Option to choose "ON" or "OFF" for sound effects. • Option to choose reset the progress & start from scratch.

About

Stellar Math

Master math with an AI tutor that adapts to your learning style and pace. Get instant, step-by-step solutions to problems by snapping a photo and engage with a 24/7 AI chat for clear explanations. Track your progress and build confidence from basic arithmetic to advanced calculus.

Highlights
  • AI-powered step-by-step solutions
  • Photo problem solver
  • Interactive AI tutor chat
  • Personalized study plans
  • Progress tracking and analytics
  • Comprehensive math topic coverage
Features
Read full description

Stellar Math is the homework AI that teaches first—so you understand the method, not just copy the answer. HINTS BEFORE ANSWERS Snap a problem or ask Stellar. Get a gentle hint, check your work, then unlock the full step-by-step solution when you're ready. ASK STELLAR Chat with a patient AI math tutor anytime. Clear explanations at your grade level—from middle school algebra through high school calculus. LEARNING PATH Grade-aware practice that stays on topic. Build mastery with guided problems that stick. PRACTICE WHAT YOU JUST LEARNED After every solve, try similar problems so the method sticks. Build confidence night by night. DAILY CHALLENGE & STREAKS One focused challenge each day plus streaks and mastery badges keep you consistent—even when homework is chaotic. SHARE PROGRESS WITH PARENTS Send a simple weekly summary of topics practiced and where you're improving. Parents see learning, not just answers. MATH COVERAGE • Arithmetic & fractions • Algebra & equations • Geometry & trigonometry • Statistics & probability • Precalculus & calculus FREE TO START Daily challenge, guided AI help (daily limits), photo solver with teach-first flow, and progress tracking. STELLAR MATH PRO Unlimited guided tutoring & photo help, personalized study plans, and voice tutor for hands-free walkthroughs. 7-day free trial. Perfect for middle and high school students—and parents who want homework help that builds real understanding. Privacy Policy: https://stellarmath.app/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://stellarmath.app/support

Screenshots

13+ Maths Lite4 screens
Stellar Math4 screens

Verdict

The call

The clearest difference is update cadence: Stellar Math at every 8 months against 13+ Maths Lite's every 23 months. 13+ Maths Lite's advantage is iOS requirement (8.0 vs 16.0). On price, ads, in-app purchases and device support 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

Both are free to download. 13+ Maths Lite sells 1 one-off in-app purchase and Stellar Math sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

13+ Maths Lite ships an update every 23 months, Stellar Math every 8 months. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 8 level
13+ Maths Lite versus Stellar Math: the parameters behind the verdict, then further details
Parameter13+ Maths LiteStellar Math
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 23 monthsEvery 8 months — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.0 — better16.0
Further details — not scored
Size54 MB113 MB
Age rating4+4+
DeveloperWebrich Software LimitedMatthew Leonard

In-app purchases

1 purchases

13+ Maths Lite

One-time1
  • Full Question Bank$4.99
2 purchases

Stellar Math

Subscriptions2
  • Stellar Math Pro7 Days trial$9.991 Month
  • Stellar Math Pro Yearly7 Days trial$69.991 Year

Questions

Is 13+ Maths Lite free?
13+ Maths Lite is free to download, with in-app purchases available.
Is Stellar Math free?
Stellar Math is free to download, with in-app purchases available.
Do 13+ Maths Lite or Stellar Math have ads?
Neither 13+ Maths Lite nor Stellar Math shows ads.
Which is updated more often, 13+ Maths Lite or Stellar Math?
13+ Maths Lite ships an update every 23 months, and Stellar Math every 8 months. Most recently, 13+ Maths Lite was updated on October 6, 2026 and Stellar Math on October 15, 2026.

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