Comparison

13+ Maths Lite vs AI Certify

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
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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

AI Certify

Prepare for professional certifications with AI-powered practice tests and personalized study materials. Track your progress, focus on weak areas, and study offline. Offers a premium, ad-free experience for IT, cloud, and business professionals.

Highlights
  • AI-powered practice tests
  • Personalized learning paths
  • Smart progress tracking
  • Offline access
  • Detailed answer explanations
  • Continuously updated question bank
Features
Read full description

AI Certify: Smart Certification Prep & Quiz App Master professional certifications with AI-powered practice tests and personalized learning. Whether you're preparing for IT, cloud, or professional certifications, AI Certify is your intelligent study companion. Key Features: • AI-Powered Practice Tests: Dynamic quizzes tailored to your learning pace • Smart Progress Tracking: Visual analytics to monitor your certification journey • Personalized Learning Path: Adaptive study materials focused on your weak areas • Dark & Light Mode: Comfortable studying in any lighting condition • Offline Access: Study anywhere, anytime without internet • Premium Experience: Ad-free learning with full access to all certifications Perfect for: IT Professionals Cloud Architects Mobile Developers Security Specialists Business Professionals Why Choose AI Certify: • Continuously updated question bank • Detailed explanations for each answer • Progress tracking across multiple certifications • Performance analytics and improvement suggestions • User-friendly interface optimized for mobile • Premium support and regular content updates Start your certification journey today with AI Certify - Your intelligent certification preparation companion. Practice smarter, not harder! EULA: https://appcitystudios.com/eula

Screenshots

13+ Maths Lite4 screens
AI Certify4 screens

Verdict

The call

The clearest difference is update cadence: AI Certify at every 3 weeks against 13+ Maths Lite's every 23 months. 13+ Maths Lite's advantage is iOS requirement (8.0 vs 17.0). 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 AI Certify sells 1 in-app purchase, starting at $4.99 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, AI Certify every 3 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 7 level
13+ Maths Lite versus AI Certify: the parameters behind the verdict, then further details
Parameter13+ Maths LiteAI Certify
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 23 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.0 — better17.0
Further details — not scored
Size54 MB6 MB
Age rating+44+
DeveloperWebrich Software LimitedAPPCITY Limited Liability Company

In-app purchases

1 purchases

13+ Maths Lite

One-time1
  • Full Question Bank$4.99
1 purchases

AI Certify

Subscriptions1
  • Premium Monthly3 Days trial$4.991 Month

Questions

Is 13+ Maths Lite free?
13+ Maths Lite is free to download, with in-app purchases available.
Is AI Certify free?
AI Certify is free to download, with in-app purchases available.
Do 13+ Maths Lite or AI Certify have ads?
Neither 13+ Maths Lite nor AI Certify shows ads.
Which is updated more often, 13+ Maths Lite or AI Certify?
13+ Maths Lite ships an update every 23 months, and AI Certify every 3 weeks. Most recently, 13+ Maths Lite was updated on November 6, 2026 and AI Certify on October 30, 2026.

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